diff options
56 files changed, 600 insertions, 429 deletions
@@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 12 -EXTRAVERSION =-rc5 +EXTRAVERSION =-rc6 NAME=Woozy Numbat # *DOCUMENTATION* diff --git a/arch/arm/boot/compressed/head-xscale.S b/arch/arm/boot/compressed/head-xscale.S index 665bd2c20743..d3fe2533907e 100644 --- a/arch/arm/boot/compressed/head-xscale.S +++ b/arch/arm/boot/compressed/head-xscale.S @@ -47,3 +47,10 @@ __XScale_start: orr r7, r7, #(MACH_TYPE_GTWX5715 & 0xff00) #endif +#ifdef CONFIG_ARCH_IXP2000 + mov r1, #-1 + mov r0, #0xd6000000 + str r1, [r0, #0x14] + str r1, [r0, #0x18] +#endif + diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 3f952237ae3d..6823ae28ae6a 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -304,6 +304,15 @@ static void __init mainstone_map_io(void) PWER = 0xC0000002; PRER = 0x00000002; PFER = 0x00000002; + /* for use I SRAM as framebuffer. */ + PSLR |= 0xF04; + PCFR = 0x66; + /* For Keypad wakeup. */ + KPC &=~KPC_ASACT; + KPC |=KPC_AS; + PKWR = 0x000FD000; + /* Need read PKWR back after set it. */ + PKWR; } MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c index 82a4bf34c251..9799fe80df23 100644 --- a/arch/arm/mach-pxa/pm.c +++ b/arch/arm/mach-pxa/pm.c @@ -29,9 +29,6 @@ */ #undef DEBUG -extern void pxa_cpu_suspend(void); -extern void pxa_cpu_resume(void); - #define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x #define RESTORE(x) x = sleep_save[SLEEP_SAVE_##x] @@ -63,6 +60,12 @@ enum { SLEEP_SAVE_START = 0, SLEEP_SAVE_ICMR, SLEEP_SAVE_CKEN, +#ifdef CONFIG_PXA27x + SLEEP_SAVE_MDREFR, + SLEEP_SAVE_PWER, SLEEP_SAVE_PCFR, SLEEP_SAVE_PRER, + SLEEP_SAVE_PFER, SLEEP_SAVE_PKWR, +#endif + SLEEP_SAVE_CKSUM, SLEEP_SAVE_SIZE @@ -75,9 +78,7 @@ static int pxa_pm_enter(suspend_state_t state) unsigned long checksum = 0; struct timespec delta, rtc; int i; - - if (state != PM_SUSPEND_MEM) - return -EINVAL; + extern void pxa_cpu_pm_enter(suspend_state_t state); #ifdef CONFIG_IWMMXT /* force any iWMMXt context to ram **/ @@ -100,16 +101,17 @@ static int pxa_pm_enter(suspend_state_t state) SAVE(GAFR2_L); SAVE(GAFR2_U); #ifdef CONFIG_PXA27x + SAVE(MDREFR); SAVE(GPLR3); SAVE(GPDR3); SAVE(GRER3); SAVE(GFER3); SAVE(PGSR3); SAVE(GAFR3_L); SAVE(GAFR3_U); + SAVE(PWER); SAVE(PCFR); SAVE(PRER); + SAVE(PFER); SAVE(PKWR); #endif SAVE(ICMR); ICMR = 0; SAVE(CKEN); - CKEN = 0; - SAVE(PSTR); /* Note: wake up source are set up in each machine specific files */ @@ -123,16 +125,13 @@ static int pxa_pm_enter(suspend_state_t state) /* Clear sleep reset status */ RCSR = RCSR_SMR; - /* set resume return address */ - PSPR = virt_to_phys(pxa_cpu_resume); - /* before sleeping, calculate and save a checksum */ for (i = 0; i < SLEEP_SAVE_SIZE - 1; i++) checksum += sleep_save[i]; sleep_save[SLEEP_SAVE_CKSUM] = checksum; /* *** go zzz *** */ - pxa_cpu_suspend(); + pxa_cpu_pm_enter(state); /* after sleeping, validate the checksum */ checksum = 0; @@ -145,7 +144,7 @@ static int pxa_pm_enter(suspend_state_t state) LUB_HEXLED = 0xbadbadc5; #endif while (1) - pxa_cpu_suspend(); + pxa_cpu_pm_enter(state); } /* ensure not to come back here if it wasn't intended */ @@ -162,8 +161,11 @@ static int pxa_pm_enter(suspend_state_t state) RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2); #ifdef CONFIG_PXA27x + RESTORE(MDREFR); RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3); RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3); + RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER); + RESTORE(PFER); RESTORE(PKWR); #endif PSSR = PSSR_RDH | PSSR_PH; @@ -197,7 +199,9 @@ unsigned long sleep_phys_sp(void *sp) */ static int pxa_pm_prepare(suspend_state_t state) { - return 0; + extern int pxa_cpu_pm_prepare(suspend_state_t state); + + return pxa_cpu_pm_prepare(state); } /* diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index e887b7175ef3..b6d945a6e774 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -102,3 +102,32 @@ unsigned int get_lcdclk_frequency_10khz(void) } EXPORT_SYMBOL(get_lcdclk_frequency_10khz); + + +int pxa_cpu_pm_prepare(suspend_state_t state) +{ + switch (state) { + case PM_SUSPEND_MEM: + break; + default: + return -EINVAL; + } + + return 0; +} + +void pxa_cpu_pm_enter(suspend_state_t state) +{ + extern void pxa_cpu_suspend(unsigned int); + extern void pxa_cpu_resume(void); + + CKEN = 0; + + switch (state) { + case PM_SUSPEND_MEM: + /* set resume return address */ + PSPR = virt_to_phys(pxa_cpu_resume); + pxa_cpu_suspend(3); + break; + } +} diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index 7e863afefb53..aa3c3b2ab75e 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -120,6 +120,38 @@ EXPORT_SYMBOL(get_clk_frequency_khz); EXPORT_SYMBOL(get_memclk_frequency_10khz); EXPORT_SYMBOL(get_lcdclk_frequency_10khz); +int pxa_cpu_pm_prepare(suspend_state_t state) +{ + switch (state) { + case PM_SUSPEND_MEM: + return 0; + default: + return -EINVAL; + } +} + +void pxa_cpu_pm_enter(suspend_state_t state) +{ + extern void pxa_cpu_standby(void); + extern void pxa_cpu_suspend(unsigned int); + extern void pxa_cpu_resume(void); + + CKEN = CKEN22_MEMC | CKEN9_OSTIMER; + + /* ensure voltage-change sequencer not initiated, which hangs */ + PCFR &= ~PCFR_FVC; + + /* Clear edge-detect status register. */ + PEDR = 0xDF12FE1B; + + switch (state) { + case PM_SUSPEND_MEM: + /* set resume return address */ + PSPR = virt_to_phys(pxa_cpu_resume); + pxa_cpu_suspend(3); + break; + } +} /* * device registration specific to PXA27x. diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c index bc229fab86d4..c7c28890d406 100644 --- a/arch/arm/mach-s3c2410/dma.c +++ b/arch/arm/mach-s3c2410/dma.c @@ -785,6 +785,10 @@ int s3c2410_dma_free(dmach_t channel, s3c2410_dma_client_t *client) chan->client = NULL; chan->in_use = 0; + if (chan->irq_claimed) + free_irq(chan->irq, (void *)chan); + chan->irq_claimed = 0; + local_irq_restore(flags); return 0; diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 48bac7da8c70..ade0e2222f59 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -228,7 +228,6 @@ config CPU_SA1100 select CPU_CACHE_V4WB select CPU_CACHE_VIVT select CPU_TLB_V4WB - select CPU_MINICACHE # XScale config CPU_XSCALE @@ -239,7 +238,6 @@ config CPU_XSCALE select CPU_ABRT_EV5T select CPU_CACHE_VIVT select CPU_TLB_V4WBI - select CPU_MINICACHE # ARMv6 config CPU_V6 @@ -345,11 +343,6 @@ config CPU_TLB_V4WBI config CPU_TLB_V6 bool -config CPU_MINICACHE - bool - help - Processor has a minicache. - comment "Processor Features" config ARM_THUMB diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index ccf316c11e02..59f47d4c2dfe 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile @@ -31,8 +31,6 @@ obj-$(CONFIG_CPU_COPY_V6) += copypage-v6.o mmu.o obj-$(CONFIG_CPU_SA1100) += copypage-v4mc.o obj-$(CONFIG_CPU_XSCALE) += copypage-xscale.o -obj-$(CONFIG_CPU_MINICACHE) += minicache.o - obj-$(CONFIG_CPU_TLB_V3) += tlb-v3.o obj-$(CONFIG_CPU_TLB_V4WT) += tlb-v4.o obj-$(CONFIG_CPU_TLB_V4WB) += tlb-v4wb.o diff --git a/arch/arm/mm/copypage-xscale.S b/arch/arm/mm/copypage-xscale.S deleted file mode 100644 index bb277316ef52..000000000000 --- a/arch/arm/mm/copypage-xscale.S +++ /dev/null @@ -1,113 +0,0 @@ -/* - * linux/arch/arm/lib/copypage-xscale.S - * - * Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/linkage.h> -#include <linux/init.h> -#include <asm/constants.h> - -/* - * General note: - * We don't really want write-allocate cache behaviour for these functions - * since that will just eat through 8K of the cache. - */ - - .text - .align 5 -/* - * XScale optimised copy_user_page - * r0 = destination - * r1 = source - * r2 = virtual user address of ultimate destination page - * - * The source page may have some clean entries in the cache already, but we - * can safely ignore them - break_cow() will flush them out of the cache - * if we eventually end up using our copied page. - * - * What we could do is use the mini-cache to buffer reads from the source - * page. We rely on the mini-cache being smaller than one page, so we'll - * cycle through the complete cache anyway. - */ -ENTRY(xscale_mc_copy_user_page) - stmfd sp!, {r4, r5, lr} - mov r5, r0 - mov r0, r1 - bl map_page_minicache - mov r1, r5 - mov lr, #PAGE_SZ/64-1 - - /* - * Strangely enough, best performance is achieved - * when prefetching destination as well. (NP) - */ - pld [r0, #0] - pld [r0, #32] - pld [r1, #0] - pld [r1, #32] - -1: pld [r0, #64] - pld [r0, #96] - pld [r1, #64] - pld [r1, #96] - -2: ldrd r2, [r0], #8 - ldrd r4, [r0], #8 - mov ip, r1 - strd r2, [r1], #8 - ldrd r2, [r0], #8 - strd r4, [r1], #8 - ldrd r4, [r0], #8 - strd r2, [r1], #8 - strd r4, [r1], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - ldrd r2, [r0], #8 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - ldrd r4, [r0], #8 - mov ip, r1 - strd r2, [r1], #8 - ldrd r2, [r0], #8 - strd r4, [r1], #8 - ldrd r4, [r0], #8 - strd r2, [r1], #8 - strd r4, [r1], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - subs lr, lr, #1 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - bgt 1b - beq 2b - - ldmfd sp!, {r4, r5, pc} - - .align 5 -/* - * XScale optimised clear_user_page - * r0 = destination - * r1 = virtual user address of ultimate destination page - */ -ENTRY(xscale_mc_clear_user_page) - mov r1, #PAGE_SZ/32 - mov r2, #0 - mov r3, #0 -1: mov ip, r0 - strd r2, [r0], #8 - strd r2, [r0], #8 - strd r2, [r0], #8 - strd r2, [r0], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - subs r1, r1, #1 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - bne 1b - mov pc, lr - - __INITDATA - - .type xscale_mc_user_fns, #object -ENTRY(xscale_mc_user_fns) - .long xscale_mc_clear_user_page - .long xscale_mc_copy_user_page - .size xscale_mc_user_fns, . - xscale_mc_user_fns diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c new file mode 100644 index 000000000000..42a6ee255ce0 --- /dev/null +++ b/arch/arm/mm/copypage-xscale.c @@ -0,0 +1,131 @@ +/* + * linux/arch/arm/lib/copypage-xscale.S + * + * Copyright (C) 1995-2005 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This handles the mini data cache, as found on SA11x0 and XScale + * processors. When we copy a user page page, we map it in such a way + * that accesses to this page will not touch the main data cache, but + * will be cached in the mini data cache. This prevents us thrashing + * the main data cache on page faults. + */ +#include <linux/init.h> +#include <linux/mm.h> + +#include <asm/page.h> +#include <asm/pgtable.h> +#include <asm/tlbflush.h> + +/* + * 0xffff8000 to 0xffffffff is reserved for any ARM architecture + * specific hacks for copying pages efficiently. + */ +#define COPYPAGE_MINICACHE 0xffff8000 + +#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \ + L_PTE_CACHEABLE) + +#define TOP_PTE(x) pte_offset_kernel(top_pmd, x) + +static DEFINE_SPINLOCK(minicache_lock); + +/* + * XScale mini-dcache optimised copy_user_page + * + * We flush the destination cache lines just before we write the data into the + * corresponding address. Since the Dcache is read-allocate, this removes the + * Dcache aliasing issue. The writes will be forwarded to the write buffer, + * and merged as appropriate. + */ +static void __attribute__((naked)) +mc_copy_user_page(void *from, void *to) +{ + /* + * Strangely enough, best performance is achieved + * when prefetching destination as well. (NP) + */ + asm volatile( + "stmfd sp!, {r4, r5, lr} \n\ + mov lr, %2 \n\ + pld [r0, #0] \n\ + pld [r0, #32] \n\ + pld [r1, #0] \n\ + pld [r1, #32] \n\ +1: pld [r0, #64] \n\ + pld [r0, #96] \n\ + pld [r1, #64] \n\ + pld [r1, #96] \n\ +2: ldrd r2, [r0], #8 \n\ + ldrd r4, [r0], #8 \n\ + mov ip, r1 \n\ + strd r2, [r1], #8 \n\ + ldrd r2, [r0], #8 \n\ + strd r4, [r1], #8 \n\ + ldrd r4, [r0], #8 \n\ + strd r2, [r1], #8 \n\ + strd r4, [r1], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + ldrd r2, [r0], #8 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + ldrd r4, [r0], #8 \n\ + mov ip, r1 \n\ + strd r2, [r1], #8 \n\ + ldrd r2, [r0], #8 \n\ + strd r4, [r1], #8 \n\ + ldrd r4, [r0], #8 \n\ + strd r2, [r1], #8 \n\ + strd r4, [r1], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + subs lr, lr, #1 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + bgt 1b \n\ + beq 2b \n\ + ldmfd sp!, {r4, r5, pc} " + : + : "r" (from), "r" (to), "I" (PAGE_SIZE / 64 - 1)); +} + +void xscale_mc_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr) +{ + spin_lock(&minicache_lock); + + set_pte(TOP_PTE(COPYPAGE_MINICACHE), pfn_pte(__pa(kfrom) >> PAGE_SHIFT, minicache_pgprot)); + flush_tlb_kernel_page(COPYPAGE_MINICACHE); + + mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto); + + spin_unlock(&minicache_lock); +} + +/* + * XScale optimised clear_user_page + */ +void __attribute__((naked)) +xscale_mc_clear_user_page(void *kaddr, unsigned long vaddr) +{ + asm volatile( + "mov r1, %0 \n\ + mov r2, #0 \n\ + mov r3, #0 \n\ +1: mov ip, r0 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + subs r1, r1, #1 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + bne 1b \n\ + mov pc, lr" + : + : "I" (PAGE_SIZE / 32)); +} + +struct cpu_user_fns xscale_mc_user_fns __initdata = { + .cpu_clear_user_page = xscale_mc_clear_user_page, + .cpu_copy_user_page = xscale_mc_copy_user_page, +}; diff --git a/arch/arm/mm/minicache.c b/arch/arm/mm/minicache.c index dedf2ab01b2a..e69de29bb2d1 100644 --- a/arch/arm/mm/minicache.c +++ b/arch/arm/mm/minicache.c @@ -1,73 +0,0 @@ -/* - * linux/arch/arm/mm/minicache.c - * - * Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This handles the mini data cache, as found on SA11x0 and XScale - * processors. When we copy a user page page, we map it in such a way - * that accesses to this page will not touch the main data cache, but - * will be cached in the mini data cache. This prevents us thrashing - * the main data cache on page faults. - */ -#include <linux/init.h> -#include <linux/mm.h> - -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/tlbflush.h> - -/* - * 0xffff8000 to 0xffffffff is reserved for any ARM architecture - * specific hacks for copying pages efficiently. - */ -#define minicache_address (0xffff8000) -#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \ - L_PTE_CACHEABLE) - -static pte_t *minicache_pte; - -/* - * Note that this is intended to be called only from the copy_user_page - * asm code; anything else will require special locking to prevent the - * mini-cache space being re-used. (Note: probably preempt unsafe). - * - * We rely on the fact that the minicache is 2K, and we'll be pushing - * 4K of data through it, so we don't actually have to specifically - * flush the minicache when we change the mapping. - * - * Note also: assert(PAGE_OFFSET <= virt < high_memory). - * Unsafe: preempt, kmap. - */ -unsigned long map_page_minicache(unsigned long virt) -{ - set_pte(minicache_pte, pfn_pte(__pa(virt) >> PAGE_SHIFT, minicache_pgprot)); - flush_tlb_kernel_page(minicache_address); - - return minicache_address; -} - -static int __init minicache_init(void) -{ - pgd_t *pgd; - pmd_t *pmd; - - spin_lock(&init_mm.page_table_lock); - - pgd = pgd_offset_k(minicache_address); - pmd = pmd_alloc(&init_mm, pgd, minicache_address); - if (!pmd) - BUG(); - minicache_pte = pte_alloc_kernel(&init_mm, pmd, minicache_address); - if (!minicache_pte) - BUG(); - - spin_unlock(&init_mm.page_table_lock); - - return 0; -} - -core_initcall(minicache_init); diff --git a/arch/ppc/kernel/cputable.c b/arch/ppc/kernel/cputable.c index 8aa5e8c69009..d44b7dc5390a 100644 --- a/arch/ppc/kernel/cputable.c +++ b/arch/ppc/kernel/cputable.c @@ -838,6 +838,17 @@ struct cpu_spec cpu_specs[] = { .icache_bsize = 32, .dcache_bsize = 32, }, + { /* 405EP */ + .pvr_mask = 0xffff0000, + .pvr_value = 0x51210000, + .cpu_name = "405EP", + .cpu_features = CPU_FTR_SPLIT_ID_CACHE | + CPU_FTR_USE_TB, + .cpu_user_features = PPC_FEATURE_32 | + PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, + .icache_bsize = 32, + .dcache_bsize = 32, + }, #endif /* CONFIG_40x */ #ifdef CONFIG_44x diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index e4f1615ec13f..7329ef177a18 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -619,7 +619,7 @@ _GLOBAL(flush_instruction_cache) _GLOBAL(flush_icache_range) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) li r5,L1_CACHE_LINE_SIZE-1 andc r3,r3,r5 subf r4,r3,r4 @@ -736,7 +736,7 @@ _GLOBAL(flush_dcache_all) _GLOBAL(__flush_dcache_icache) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) rlwinm r3,r3,0,0,19 /* Get page base address */ li r4,4096/L1_CACHE_LINE_SIZE /* Number of lines in a page */ mtctr r4 @@ -764,7 +764,7 @@ END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) _GLOBAL(__flush_dcache_icache_phys) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) mfmsr r10 rlwinm r0,r10,0,28,26 /* clear DR */ mtmsr r0 diff --git a/arch/ppc64/boot/prom.c b/arch/ppc64/boot/prom.c index 7b607d1862cb..d5218b15824e 100644 --- a/arch/ppc64/boot/prom.c +++ b/arch/ppc64/boot/prom.c @@ -11,6 +11,23 @@ #include <linux/string.h> #include <linux/ctype.h> +extern __u32 __div64_32(unsigned long long *dividend, __u32 divisor); + +/* The unnecessary pointer compare is there + * to check for type safety (n must be 64bit) + */ +# define do_div(n,base) ({ \ + __u32 __base = (base); \ + __u32 __rem; \ + (void)(((typeof((n)) *)0) == ((unsigned long long *)0)); \ + if (((n) >> 32) == 0) { \ + __rem = (__u32)(n) % __base; \ + (n) = (__u32)(n) / __base; \ + } else \ + __rem = __div64_32(&(n), __base); \ + __rem; \ + }) + int (*prom)(void *); void *chosen_handle; @@ -352,7 +369,7 @@ static int skip_atoi(const char **s) #define SPECIAL 32 /* 0x */ #define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */ -static char * number(char * str, long num, int base, int size, int precision, int type) +static char * number(char * str, unsigned long long num, int base, int size, int precision, int type) { char c,sign,tmp[66]; const char *digits="0123456789abcdefghijklmnopqrstuvwxyz"; @@ -367,9 +384,9 @@ static char * number(char * str, long num, int base, int size, int precision, in c = (type & ZEROPAD) ? '0' : ' '; sign = 0; if (type & SIGN) { - if (num < 0) { + if ((signed long long)num < 0) { sign = '-'; - num = -num; + num = - (signed long long)num; size--; } else if (type & PLUS) { sign = '+'; @@ -389,8 +406,7 @@ static char * number(char * str, long num, int base, int size, int precision, in if (num == 0) tmp[i++]='0'; else while (num != 0) { - tmp[i++] = digits[num % base]; - num /= base; + tmp[i++] = digits[do_div(num, base)]; } if (i > precision) precision = i; @@ -426,7 +442,7 @@ int sprintf(char * buf, const char *fmt, ...); int vsprintf(char *buf, const char *fmt, va_list args) { int len; - unsigned long num; + unsigned long long num; int i, base; char * str; const char *s; diff --git a/arch/ppc64/kernel/kprobes.c b/arch/ppc64/kernel/kprobes.c index 103daaf73573..5a9f47b18c45 100644 --- a/arch/ppc64/kernel/kprobes.c +++ b/arch/ppc64/kernel/kprobes.c @@ -233,8 +233,6 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, */ preempt_disable(); switch (val) { - case DIE_IABR_MATCH: - case DIE_DABR_MATCH: case DIE_BPT: if (kprobe_handler(args->regs)) ret = NOTIFY_STOP; diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index ad9c11391d81..c1fe013c64f3 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -278,6 +278,8 @@ void agp3_generic_cleanup(void); #define AGP_GENERIC_SIZES_ENTRIES 11 extern struct aper_size_info_16 agp3_generic_sizes[]; +#define virt_to_gart(x) (phys_to_gart(virt_to_phys(x))) +#define gart_to_virt(x) (phys_to_virt(gart_to_phys(x))) extern int agp_off; extern int agp_try_unsupported_boot; diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c index 0212febda654..9c9c9c2247ce 100644 --- a/drivers/char/agp/ali-agp.c +++ b/drivers/char/agp/ali-agp.c @@ -150,7 +150,7 @@ static void *m1541_alloc_page(struct agp_bridge_data *bridge) pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | - virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN )); + virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN )); return addr; } @@ -174,7 +174,7 @@ static void m1541_destroy_page(void * addr) pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | - virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN)); + virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN)); agp_generic_destroy_page(addr); } diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index e62a3c2c44a9..3a41672e4d66 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -43,7 +43,7 @@ static int amd_create_page_map(struct amd_page_map *page_map) SetPageReserved(virt_to_page(page_map->real)); global_cache_flush(); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL) { ClearPageReserved(virt_to_page(page_map->real)); @@ -154,7 +154,7 @@ static int amd_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *)page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_phys(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Get the address for the gart region. * This is a bus address even on the alpha, b/c its @@ -167,7 +167,7 @@ static int amd_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for (i = 0; i < value->num_entries / 1024; i++, addr += 0x00400000) { - writel(virt_to_phys(amd_irongate_private.gatt_pages[i]->real) | 1, + writel(virt_to_gart(amd_irongate_private.gatt_pages[i]->real) | 1, page_dir.remapped+GET_PAGE_DIR_OFF(addr)); readl(page_dir.remapped+GET_PAGE_DIR_OFF(addr)); /* PCI Posting. */ } diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 399c042f68f0..1407945a5892 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -219,7 +219,7 @@ static struct aper_size_info_32 amd_8151_sizes[7] = static int amd_8151_configure(void) { - unsigned long gatt_bus = virt_to_phys(agp_bridge->gatt_table_real); + unsigned long gatt_bus = virt_to_gart(agp_bridge->gatt_table_real); /* Configure AGP regs in each x86-64 host bridge. */ for_each_nb() { @@ -591,7 +591,7 @@ static void __devexit agp_amd64_remove(struct pci_dev *pdev) { struct agp_bridge_data *bridge = pci_get_drvdata(pdev); - release_mem_region(virt_to_phys(bridge->gatt_table_real), + release_mem_region(virt_to_gart(bridge->gatt_table_real), amd64_aperture_sizes[bridge->aperture_size_idx].size); agp_remove_bridge(bridge); agp_put_bridge(bridge); diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c index a65f8827c283..e572ced9100a 100644 --- a/drivers/char/agp/ati-agp.c +++ b/drivers/char/agp/ati-agp.c @@ -61,7 +61,7 @@ static int ati_create_page_map(ati_page_map *page_map) SetPageReserved(virt_to_page(page_map->real)); err = map_page_into_agp(virt_to_page(page_map->real)); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL || err) { ClearPageReserved(virt_to_page(page_map->real)); @@ -343,7 +343,7 @@ static int ati_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *) page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_bus(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Write out the size register */ current_size = A_SIZE_LVL2(agp_bridge->current_size); @@ -373,7 +373,7 @@ static int ati_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for(i = 0; i < value->num_entries / 1024; i++, addr += 0x00400000) { - writel(virt_to_bus(ati_generic_private.gatt_pages[i]->real) | 1, + writel(virt_to_gart(ati_generic_private.gatt_pages[i]->real) | 1, page_dir.remapped+GET_PAGE_DIR_OFF(addr)); readl(page_dir.remapped+GET_PAGE_DIR_OFF(addr)); /* PCI Posting. */ } diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index 2f3dfb63bdc6..4d4e602fdc7e 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -148,7 +148,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) return -ENOMEM; } - bridge->scratch_page_real = virt_to_phys(addr); + bridge->scratch_page_real = virt_to_gart(addr); bridge->scratch_page = bridge->driver->mask_memory(bridge, bridge->scratch_page_real, 0); } @@ -189,7 +189,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) err_out: if (bridge->driver->needs_scratch_page) bridge->driver->agp_destroy_page( - phys_to_virt(bridge->scratch_page_real)); + gart_to_virt(bridge->scratch_page_real)); if (got_gatt) bridge->driver->free_gatt_table(bridge); if (got_keylist) { @@ -214,7 +214,7 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge) if (bridge->driver->agp_destroy_page && bridge->driver->needs_scratch_page) bridge->driver->agp_destroy_page( - phys_to_virt(bridge->scratch_page_real)); + gart_to_virt(bridge->scratch_page_real)); } /* When we remove the global variable agp_bridge from all drivers diff --git a/drivers/char/agp/efficeon-agp.c b/drivers/char/agp/efficeon-agp.c index 1383c3165ea1..ac19fdcd21c1 100644 --- a/drivers/char/agp/efficeon-agp.c +++ b/drivers/char/agp/efficeon-agp.c @@ -219,7 +219,7 @@ static int efficeon_create_gatt_table(struct agp_bridge_data *bridge) efficeon_private.l1_table[index] = page; - value = __pa(page) | pati | present | index; + value = virt_to_gart(page) | pati | present | index; pci_write_config_dword(agp_bridge->dev, EFFICEON_ATTPAGE, value); diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index c321a924e38a..f0079e991bdc 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -153,7 +153,7 @@ void agp_free_memory(struct agp_memory *curr) } if (curr->page_count != 0) { for (i = 0; i < curr->page_count; i++) { - curr->bridge->driver->agp_destroy_page(phys_to_virt(curr->memory[i])); + curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i])); } } agp_free_key(curr->key); @@ -209,7 +209,7 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge, agp_free_memory(new); return NULL; } - new->memory[i] = virt_to_phys(addr); + new->memory[i] = virt_to_gart(addr); new->page_count++; } new->bridge = bridge; @@ -295,19 +295,6 @@ int agp_num_entries(void) EXPORT_SYMBOL_GPL(agp_num_entries); -static int check_bridge_mode(struct pci_dev *dev) -{ - u32 agp3; - u8 cap_ptr; - - cap_ptr = pci_find_capability(dev, PCI_CAP_ID_AGP); - pci_read_config_dword(dev, cap_ptr+AGPSTAT, &agp3); - if (agp3 & AGPSTAT_MODE_3_0) - return 1; - return 0; -} - - /** * agp_copy_info - copy bridge state information * @@ -328,7 +315,7 @@ int agp_copy_info(struct agp_bridge_data *bridge, struct agp_kern_info *info) info->version.minor = bridge->version->minor; info->chipset = SUPPORTED; info->device = bridge->dev; - if (check_bridge_mode(bridge->dev)) + if (bridge->mode & AGPSTAT_MODE_3_0) info->mode = bridge->mode & ~AGP3_RESERVED_MASK; else info->mode = bridge->mode & ~AGP2_RESERVED_MASK; @@ -661,7 +648,7 @@ u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 requested_mode bridge_agpstat &= ~AGPSTAT_FW; /* Check to see if we are operating in 3.0 mode */ - if (check_bridge_mode(agp_bridge->dev)) + if (agp_bridge->mode & AGPSTAT_MODE_3_0) agp_v3_parse_one(&requested_mode, &bridge_agpstat, &vga_agpstat); else agp_v2_parse_one(&requested_mode, &bridge_agpstat, &vga_agpstat); @@ -732,7 +719,7 @@ void agp_generic_enable(struct agp_bridge_data *bridge, u32 requested_mode) /* Do AGP version specific frobbing. */ if (bridge->major_version >= 3) { - if (check_bridge_mode(bridge->dev)) { + if (bridge->mode & AGPSTAT_MODE_3_0) { /* If we have 3.5, we can do the isoch stuff. */ if (bridge->minor_version >= 5) agp_3_5_enable(bridge); @@ -806,8 +793,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) break; } - table = (char *) __get_free_pages(GFP_KERNEL, - page_order); + table = alloc_gatt_pages(page_order); if (table == NULL) { i++; @@ -838,7 +824,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) size = ((struct aper_size_info_fixed *) temp)->size; page_order = ((struct aper_size_info_fixed *) temp)->page_order; num_entries = ((struct aper_size_info_fixed *) temp)->num_entries; - table = (char *) __get_free_pages(GFP_KERNEL, page_order); + table = alloc_gatt_pages(page_order); } if (table == NULL) @@ -853,7 +839,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) agp_gatt_table = (void *)table; bridge->driver->cache_flush(); - bridge->gatt_table = ioremap_nocache(virt_to_phys(table), + bridge->gatt_table = ioremap_nocache(virt_to_gart(table), (PAGE_SIZE * (1 << page_order))); bridge->driver->cache_flush(); @@ -861,11 +847,11 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) for (page = virt_to_page(table); page <= virt_to_page(table_end); page++) ClearPageReserved(page); - free_pages((unsigned long) table, page_order); + free_gatt_pages(table, page_order); return -ENOMEM; } - bridge->gatt_bus_addr = virt_to_phys(bridge->gatt_table_real); + bridge->gatt_bus_addr = virt_to_gart(bridge->gatt_table_real); /* AK: bogus, should encode addresses > 4GB */ for (i = 0; i < num_entries; i++) { @@ -919,7 +905,7 @@ int agp_generic_free_gatt_table(struct agp_bridge_data *bridge) for (page = virt_to_page(table); page <= virt_to_page(table_end); page++) ClearPageReserved(page); - free_pages((unsigned long) bridge->gatt_table_real, page_order); + free_gatt_pages(bridge->gatt_table_real, page_order); agp_gatt_table = NULL; bridge->gatt_table = NULL; diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index 6052bfa04c72..99762b6c19ae 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -110,7 +110,7 @@ static int __init hp_zx1_ioc_shared(void) hp->gart_size = HP_ZX1_GART_SIZE; hp->gatt_entries = hp->gart_size / hp->io_page_size; - hp->io_pdir = phys_to_virt(readq(hp->ioc_regs+HP_ZX1_PDIR_BASE)); + hp->io_pdir = gart_to_virt(readq(hp->ioc_regs+HP_ZX1_PDIR_BASE)); hp->gatt = &hp->io_pdir[HP_ZX1_IOVA_TO_PDIR(hp->gart_base)]; if (hp->gatt[0] != HP_ZX1_SBA_IOMMU_COOKIE) { @@ -248,7 +248,7 @@ hp_zx1_configure (void) agp_bridge->mode = readl(hp->lba_regs+hp->lba_cap_offset+PCI_AGP_STATUS); if (hp->io_pdir_owner) { - writel(virt_to_phys(hp->io_pdir), hp->ioc_regs+HP_ZX1_PDIR_BASE); + writel(virt_to_gart(hp->io_pdir), hp->ioc_regs+HP_ZX1_PDIR_BASE); readl(hp->ioc_regs+HP_ZX1_PDIR_BASE); writel(hp->io_tlb_ps, hp->ioc_regs+HP_ZX1_TCNFG); readl(hp->ioc_regs+HP_ZX1_TCNFG); diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c index adbea896c0d2..94943298c03e 100644 --- a/drivers/char/agp/i460-agp.c +++ b/drivers/char/agp/i460-agp.c @@ -372,7 +372,7 @@ static int i460_alloc_large_page (struct lp_desc *lp) } memset(lp->alloced_map, 0, map_size); - lp->paddr = virt_to_phys(lpage); + lp->paddr = virt_to_gart(lpage); lp->refcount = 0; atomic_add(I460_KPAGES_PER_IOPAGE, &agp_bridge->current_memory_agp); return 0; @@ -383,7 +383,7 @@ static void i460_free_large_page (struct lp_desc *lp) kfree(lp->alloced_map); lp->alloced_map = NULL; - free_pages((unsigned long) phys_to_virt(lp->paddr), I460_IO_PAGE_SHIFT - PAGE_SHIFT); + free_pages((unsigned long) gart_to_virt(lp->paddr), I460_IO_PAGE_SHIFT - PAGE_SHIFT); atomic_sub(I460_KPAGES_PER_IOPAGE, &agp_bridge->current_memory_agp); } diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 8c7d727432bb..51266d6b4d78 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -286,7 +286,7 @@ static struct agp_memory *alloc_agpphysmem_i8xx(size_t pg_count, int type) if (new == NULL) return NULL; - new->memory[0] = virt_to_phys(addr); + new->memory[0] = virt_to_gart(addr); if (pg_count == 4) { /* kludge to get 4 physical pages for ARGB cursor */ new->memory[1] = new->memory[0] + PAGE_SIZE; @@ -329,10 +329,10 @@ static void intel_i810_free_by_type(struct agp_memory *curr) agp_free_key(curr->key); if(curr->type == AGP_PHYS_MEMORY) { if (curr->page_count == 4) - i8xx_destroy_pages(phys_to_virt(curr->memory[0])); + i8xx_destroy_pages(gart_to_virt(curr->memory[0])); else agp_bridge->driver->agp_destroy_page( - phys_to_virt(curr->memory[0])); + gart_to_virt(curr->memory[0])); vfree(curr->memory); } kfree(curr); @@ -418,7 +418,8 @@ static void intel_i830_init_gtt_entries(void) case I915_GMCH_GMS_STOLEN_48M: /* Check it's really I915G */ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB) gtt_entries = MB(48) - KB(size); else gtt_entries = 0; @@ -426,7 +427,8 @@ static void intel_i830_init_gtt_entries(void) case I915_GMCH_GMS_STOLEN_64M: /* Check it's really I915G */ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB) gtt_entries = MB(64) - KB(size); else gtt_entries = 0; @@ -1662,6 +1664,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev, } name = "915GM"; break; + case PCI_DEVICE_ID_INTEL_82945G_HB: + if (find_i830(PCI_DEVICE_ID_INTEL_82945G_IG)) { + bridge->driver = &intel_915_driver; + } else { + bridge->driver = &intel_845_driver; + } + name = "945G"; + break; case PCI_DEVICE_ID_INTEL_7505_0: bridge->driver = &intel_7505_driver; name = "E7505"; @@ -1801,6 +1811,7 @@ static struct pci_device_id agp_intel_pci_table[] = { ID(PCI_DEVICE_ID_INTEL_7205_0), ID(PCI_DEVICE_ID_INTEL_82915G_HB), ID(PCI_DEVICE_ID_INTEL_82915GM_HB), + ID(PCI_DEVICE_ID_INTEL_82945G_HB), { } }; diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c index 4b3eda267976..d3aa159c9dec 100644 --- a/drivers/char/agp/sgi-agp.c +++ b/drivers/char/agp/sgi-agp.c @@ -133,11 +133,14 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, off_t j; void *temp; struct agp_bridge_data *bridge; + u64 *table; bridge = mem->bridge; if (!bridge) return -EINVAL; + table = (u64 *)bridge->gatt_table; + temp = bridge->current_size; switch (bridge->driver->size_type) { @@ -175,7 +178,7 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, j = pg_start; while (j < (pg_start + mem->page_count)) { - if (*(bridge->gatt_table + j)) + if (table[j]) return -EBUSY; j++; } @@ -186,7 +189,7 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, } for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { - *(bridge->gatt_table + j) = + table[j] = bridge->driver->mask_memory(bridge, mem->memory[i], mem->type); } @@ -200,6 +203,7 @@ static int sgi_tioca_remove_memory(struct agp_memory *mem, off_t pg_start, { size_t i; struct agp_bridge_data *bridge; + u64 *table; bridge = mem->bridge; if (!bridge) @@ -209,8 +213,10 @@ static int sgi_tioca_remove_memory(struct agp_memory *mem, off_t pg_start, return -EINVAL; } + table = (u64 *)bridge->gatt_table; + for (i = pg_start; i < (mem->page_count + pg_start); i++) { - *(bridge->gatt_table + i) = 0; + table[i] = 0; } bridge->driver->tlb_flush(mem); diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c index 10c23302dd84..a9fb12c20eb7 100644 --- a/drivers/char/agp/sworks-agp.c +++ b/drivers/char/agp/sworks-agp.c @@ -51,7 +51,7 @@ static int serverworks_create_page_map(struct serverworks_page_map *page_map) } SetPageReserved(virt_to_page(page_map->real)); global_cache_flush(); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL) { ClearPageReserved(virt_to_page(page_map->real)); @@ -162,7 +162,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) /* Create a fake scratch directory */ for(i = 0; i < 1024; i++) { writel(agp_bridge->scratch_page, serverworks_private.scratch_dir.remapped+i); - writel(virt_to_phys(serverworks_private.scratch_dir.real) | 1, page_dir.remapped+i); + writel(virt_to_gart(serverworks_private.scratch_dir.real) | 1, page_dir.remapped+i); } retval = serverworks_create_gatt_pages(value->num_entries / 1024); @@ -174,7 +174,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *)page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_phys(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Get the address for the gart region. * This is a bus address even on the alpha, b/c its @@ -187,7 +187,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for(i = 0; i < value->num_entries / 1024; i++) - writel(virt_to_phys(serverworks_private.gatt_pages[i]->real)|1, page_dir.remapped+i); + writel(virt_to_gart(serverworks_private.gatt_pages[i]->real)|1, page_dir.remapped+i); return 0; } diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c index a673971f2a90..c8255312b8c1 100644 --- a/drivers/char/agp/uninorth-agp.c +++ b/drivers/char/agp/uninorth-agp.c @@ -407,7 +407,7 @@ static int uninorth_create_gatt_table(struct agp_bridge_data *bridge) bridge->gatt_table_real = (u32 *) table; bridge->gatt_table = (u32 *)table; - bridge->gatt_bus_addr = virt_to_phys(table); + bridge->gatt_bus_addr = virt_to_gart(table); for (i = 0; i < num_entries; i++) bridge->gatt_table[i] = 0; diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index 7a245068e3e5..f022f0944434 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -1995,9 +1995,6 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) unsigned char ch, gdl; int ignored = 0; int cnt = 0; - unsigned char *cp; - char *fp; - int count; int recv_room; int max = 256; unsigned long flags; @@ -2011,10 +2008,6 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) //return; } - cp = tty->flip.char_buf; - fp = tty->flip.flag_buf; - count = 0; - // following add by Victor Yu. 09-02-2002 if (info->IsMoxaMustChipFlag != MOXA_OTHER_UART) { @@ -2041,12 +2034,10 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) } while (gdl--) { ch = inb(info->base + UART_RX); - count++; - *cp++ = ch; - *fp++ = 0; + tty_insert_flip_char(tty, ch, 0); cnt++; /* - if((count>=HI_WATER) && (info->stop_rx==0)){ + if((cnt>=HI_WATER) && (info->stop_rx==0)){ mxser_stoprx(tty); info->stop_rx=1; break; @@ -2061,7 +2052,7 @@ intr_old: if (max-- < 0) break; /* - if((count>=HI_WATER) && (info->stop_rx==0)){ + if((cnt>=HI_WATER) && (info->stop_rx==0)){ mxser_stoprx(tty); info->stop_rx=1; break; @@ -2078,36 +2069,33 @@ intr_old: if (++ignored > 100) break; } else { - count++; + char flag = 0; if (*status & UART_LSR_SPECIAL) { if (*status & UART_LSR_BI) { - *fp++ = TTY_BREAK; + flag = TTY_BREAK; /* added by casper 1/11/2000 */ info->icount.brk++; - /* */ if (info->flags & ASYNC_SAK) do_SAK(tty); } else if (*status & UART_LSR_PE) { - *fp++ = TTY_PARITY; + flag = TTY_PARITY; /* added by casper 1/11/2000 */ info->icount.parity++; /* */ } else if (*status & UART_LSR_FE) { - *fp++ = TTY_FRAME; + flag = TTY_FRAME; /* added by casper 1/11/2000 */ info->icount.frame++; /* */ } else if (*status & UART_LSR_OE) { - *fp++ = TTY_OVERRUN; + flag = TTY_OVERRUN; /* added by casper 1/11/2000 */ info->icount.overrun++; /* */ - } else - *fp++ = 0; - } else - *fp++ = 0; - *cp++ = ch; + } + } + tty_insert_flip_char(tty, ch, flag); cnt++; if (cnt >= recv_room) { if (!info->ldisc_stop_rx) { @@ -2132,13 +2120,13 @@ intr_old: // above add by Victor Yu. 09-02-2002 } while (*status & UART_LSR_DR); - end_intr: // add by Victor Yu. 09-02-2002 +end_intr: // add by Victor Yu. 09-02-2002 mxvar_log.rxcnt[info->port] += cnt; info->mon_data.rxcnt += cnt; info->mon_data.up_rxcnt += cnt; spin_unlock_irqrestore(&info->slock, flags); - + tty_flip_buffer_push(tty); } diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index af0446c6de82..48fdf1e517cf 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -54,7 +54,7 @@ static int atkbd_softraw = 1; module_param_named(softraw, atkbd_softraw, bool, 0); MODULE_PARM_DESC(softraw, "Use software generated rawmode"); -static int atkbd_scroll = 1; +static int atkbd_scroll = 0; module_param_named(scroll, atkbd_scroll, bool, 0); MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards"); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index fc9b5cd957aa..e944aac258e3 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -7,7 +7,12 @@ * Copyright (C) 2005 Broadcom Corporation. * * Firmware is: - * Copyright (C) 2000-2003 Broadcom Corporation. + * Derived from proprietary unpublished source code, + * Copyright (C) 2000-2003 Broadcom Corporation. + * + * Permission is hereby granted for the distribution of this firmware + * data in hexadecimal or equivalent format, provided this copyright + * notice is accompanying it. */ #include <linux/config.h> @@ -61,8 +66,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.29" -#define DRV_MODULE_RELDATE "May 23, 2005" +#define DRV_MODULE_VERSION "3.30" +#define DRV_MODULE_RELDATE "June 6, 2005" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -8555,6 +8560,16 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) case NIC_SRAM_DATA_CFG_LED_MODE_MAC: tp->led_ctrl = LED_CTRL_MODE_MAC; + + /* Default to PHY_1_MODE if 0 (MAC_MODE) is + * read on some older 5700/5701 bootcode. + */ + if (GET_ASIC_REV(tp->pci_chip_rev_id) == + ASIC_REV_5700 || + GET_ASIC_REV(tp->pci_chip_rev_id) == + ASIC_REV_5701) + tp->led_ctrl = LED_CTRL_MODE_PHY_1; + break; case SHASTA_EXT_LED_SHARED: diff --git a/drivers/pci/pci.ids b/drivers/pci/pci.ids index 93481b41b613..1d2ef1e2ffc6 100644 --- a/drivers/pci/pci.ids +++ b/drivers/pci/pci.ids @@ -7173,6 +7173,7 @@ 080f Sentry5 DDR/SDR RAM Controller 0811 Sentry5 External Interface Core 0816 BCM3302 Sentry5 MIPS32 CPU + 1600 NetXtreme BCM5752 Gigabit Ethernet PCI Express 1644 NetXtreme BCM5700 Gigabit Ethernet 1014 0277 Broadcom Vigil B5700 1000Base-T 1028 00d1 Broadcom BCM5700 diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 637e9493034b..2194669300bf 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -460,17 +460,6 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_APIC, /* - * Via 686A/B: The PCI_INTERRUPT_LINE register for the on-chip - * devices, USB0/1, AC97, MC97, and ACPI, has an unusual feature: - * when written, it makes an internal connection to the PIC. - * For these devices, this register is defined to be 4 bits wide. - * Normally this is fine. However for IO-APIC motherboards, or - * non-x86 architectures (yes Via exists on PPC among other places), - * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get - * interrupts delivered properly. - */ - -/* * FIXME: it is questionable that quirk_via_acpi * is needed. It shows up as an ISA bridge, and does not * support the PCI_INTERRUPT_LINE register at all. Therefore @@ -492,28 +481,30 @@ static void __devinit quirk_via_acpi(struct pci_dev *d) DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_3, quirk_via_acpi ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_acpi ); -static void quirk_via_irqpic(struct pci_dev *dev) +/* + * Via 686A/B: The PCI_INTERRUPT_LINE register for the on-chip + * devices, USB0/1, AC97, MC97, and ACPI, has an unusual feature: + * when written, it makes an internal connection to the PIC. + * For these devices, this register is defined to be 4 bits wide. + * Normally this is fine. However for IO-APIC motherboards, or + * non-x86 architectures (yes Via exists on PPC among other places), + * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get + * interrupts delivered properly. + */ +static void quirk_via_irq(struct pci_dev *dev) { u8 irq, new_irq; -#ifdef CONFIG_X86_IO_APIC - if (nr_ioapics && !skip_ioapic_setup) - return; -#endif -#ifdef CONFIG_ACPI - if (acpi_irq_model != ACPI_IRQ_MODEL_PIC) - return; -#endif new_irq = dev->irq & 0xf; pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq); if (new_irq != irq) { - printk(KERN_INFO "PCI: Via PIC IRQ fixup for %s, from %d to %d\n", + printk(KERN_INFO "PCI: Via IRQ fixup for %s, from %d to %d\n", pci_name(dev), irq, new_irq); udelay(15); /* unknown if delay really needed */ pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq); } } -DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irqpic); +DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irq); /* * PIIX3 USB: We have to disable USB interrupts that are diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index f0cd67d9d31b..c8998dc66882 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -520,7 +520,7 @@ static int load_flat_file(struct linux_binprm * bprm, DBG_FLT("BINFMT_FLAT: ROM mapping of file (we hope)\n"); down_write(¤t->mm->mmap_sem); - textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC, 0, 0); + textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC, MAP_SHARED, 0); up_write(¤t->mm->mmap_sem); if (!textpos || textpos >= (unsigned long) -4096) { if (!textpos) @@ -532,7 +532,7 @@ static int load_flat_file(struct linux_binprm * bprm, down_write(¤t->mm->mmap_sem); realdatastart = do_mmap(0, 0, data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long), - PROT_READ|PROT_WRITE|PROT_EXEC, 0, 0); + PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0); up_write(¤t->mm->mmap_sem); if (realdatastart == 0 || realdatastart >= (unsigned long)-4096) { @@ -574,7 +574,7 @@ static int load_flat_file(struct linux_binprm * bprm, down_write(¤t->mm->mmap_sem); textpos = do_mmap(0, 0, text_len + data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long), - PROT_READ | PROT_EXEC | PROT_WRITE, 0, 0); + PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0); up_write(¤t->mm->mmap_sem); if (!textpos || textpos >= (unsigned long) -4096) { if (!textpos) diff --git a/fs/namei.c b/fs/namei.c index dd78f01b6de8..a7f7f44119b3 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -493,12 +493,21 @@ fail: return PTR_ERR(link); } -static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) +struct path { + struct vfsmount *mnt; + struct dentry *dentry; +}; + +static inline int __do_follow_link(struct path *path, struct nameidata *nd) { int error; + struct dentry *dentry = path->dentry; - touch_atime(nd->mnt, dentry); + touch_atime(path->mnt, dentry); nd_set_link(nd, NULL); + + if (path->mnt == nd->mnt) + mntget(path->mnt); error = dentry->d_inode->i_op->follow_link(dentry, nd); if (!error) { char *s = nd_get_link(nd); @@ -507,6 +516,8 @@ static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) if (dentry->d_inode->i_op->put_link) dentry->d_inode->i_op->put_link(dentry, nd); } + dput(dentry); + mntput(path->mnt); return error; } @@ -518,7 +529,7 @@ static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) * Without that kind of total limit, nasty chains of consecutive * symlinks can cause almost arbitrarily long lookups. */ -static inline int do_follow_link(struct dentry *dentry, struct nameidata *nd) +static inline int do_follow_link(struct path *path, struct nameidata *nd) { int err = -ELOOP; if (current->link_count >= MAX_NESTED_LINKS) @@ -527,17 +538,20 @@ static inline int do_follow_link(struct dentry *dentry, struct nameidata *nd) goto loop; BUG_ON(nd->depth >= MAX_NESTED_LINKS); cond_resched(); - err = security_inode_follow_link(dentry, nd); + err = security_inode_follow_link(path->dentry, nd); if (err) goto loop; current->link_count++; current->total_link_count++; nd->depth++; - err = __do_follow_link(dentry, nd); + err = __do_follow_link(path, nd); current->link_count--; nd->depth--; return err; loop: + dput(path->dentry); + if (path->mnt != nd->mnt) + mntput(path->mnt); path_release(nd); return err; } @@ -565,87 +579,91 @@ int follow_up(struct vfsmount **mnt, struct dentry **dentry) /* no need for dcache_lock, as serialization is taken care in * namespace.c */ -static int follow_mount(struct vfsmount **mnt, struct dentry **dentry) +static int __follow_mount(struct path *path) { int res = 0; + while (d_mountpoint(path->dentry)) { + struct vfsmount *mounted = lookup_mnt(path->mnt, path->dentry); + if (!mounted) + break; + dput(path->dentry); + if (res) + mntput(path->mnt); + path->mnt = mounted; + path->dentry = dget(mounted->mnt_root); + res = 1; + } + return res; +} + +static void follow_mount(struct vfsmount **mnt, struct dentry **dentry) +{ while (d_mountpoint(*dentry)) { struct vfsmount *mounted = lookup_mnt(*mnt, *dentry); if (!mounted) break; + dput(*dentry); mntput(*mnt); *mnt = mounted; - dput(*dentry); *dentry = dget(mounted->mnt_root); - res = 1; } - return res; } /* no need for dcache_lock, as serialization is taken care in * namespace.c */ -static inline int __follow_down(struct vfsmount **mnt, struct dentry **dentry) +int follow_down(struct vfsmount **mnt, struct dentry **dentry) { struct vfsmount *mounted; mounted = lookup_mnt(*mnt, *dentry); if (mounted) { + dput(*dentry); mntput(*mnt); *mnt = mounted; - dput(*dentry); *dentry = dget(mounted->mnt_root); return 1; } return 0; } -int follow_down(struct vfsmount **mnt, struct dentry **dentry) -{ - return __follow_down(mnt,dentry); -} - -static inline void follow_dotdot(struct vfsmount **mnt, struct dentry **dentry) +static inline void follow_dotdot(struct nameidata *nd) { while(1) { struct vfsmount *parent; - struct dentry *old = *dentry; + struct dentry *old = nd->dentry; read_lock(¤t->fs->lock); - if (*dentry == current->fs->root && - *mnt == current->fs->rootmnt) { + if (nd->dentry == current->fs->root && + nd->mnt == current->fs->rootmnt) { read_unlock(¤t->fs->lock); break; } read_unlock(¤t->fs->lock); spin_lock(&dcache_lock); - if (*dentry != (*mnt)->mnt_root) { - *dentry = dget((*dentry)->d_parent); + if (nd->dentry != nd->mnt->mnt_root) { + nd->dentry = dget(nd->dentry->d_parent); spin_unlock(&dcache_lock); dput(old); break; } spin_unlock(&dcache_lock); spin_lock(&vfsmount_lock); - parent = (*mnt)->mnt_parent; - if (parent == *mnt) { + parent = nd->mnt->mnt_parent; + if (parent == nd->mnt) { spin_unlock(&vfsmount_lock); break; } mntget(parent); - *dentry = dget((*mnt)->mnt_mountpoint); + nd->dentry = dget(nd->mnt->mnt_mountpoint); spin_unlock(&vfsmount_lock); dput(old); - mntput(*mnt); - *mnt = parent; + mntput(nd->mnt); + nd->mnt = parent; } - follow_mount(mnt, dentry); + follow_mount(&nd->mnt, &nd->dentry); } -struct path { - struct vfsmount *mnt; - struct dentry *dentry; -}; - /* * It's more convoluted than I'd like it to be, but... it's still fairly * small and for now I'd prefer to have fast path as straight as possible. @@ -664,6 +682,7 @@ static int do_lookup(struct nameidata *nd, struct qstr *name, done: path->mnt = mnt; path->dentry = dentry; + __follow_mount(path); return 0; need_lookup: @@ -751,7 +770,7 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) case 2: if (this.name[1] != '.') break; - follow_dotdot(&nd->mnt, &nd->dentry); + follow_dotdot(nd); inode = nd->dentry->d_inode; /* fallthrough */ case 1: @@ -771,8 +790,6 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) err = do_lookup(nd, &this, &next); if (err) break; - /* Check mountpoints.. */ - follow_mount(&next.mnt, &next.dentry); err = -ENOENT; inode = next.dentry->d_inode; @@ -783,10 +800,7 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) goto out_dput; if (inode->i_op->follow_link) { - mntget(next.mnt); - err = do_follow_link(next.dentry, nd); - dput(next.dentry); - mntput(next.mnt); + err = do_follow_link(&next, nd); if (err) goto return_err; err = -ENOENT; @@ -798,6 +812,8 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) break; } else { dput(nd->dentry); + if (nd->mnt != next.mnt) + mntput(nd->mnt); nd->mnt = next.mnt; nd->dentry = next.dentry; } @@ -819,7 +835,7 @@ last_component: case 2: if (this.name[1] != '.') break; - follow_dotdot(&nd->mnt, &nd->dentry); + follow_dotdot(nd); inode = nd->dentry->d_inode; /* fallthrough */ case 1: @@ -833,19 +849,17 @@ last_component: err = do_lookup(nd, &this, &next); if (err) break; - follow_mount(&next.mnt, &next.dentry); inode = next.dentry->d_inode; if ((lookup_flags & LOOKUP_FOLLOW) && inode && inode->i_op && inode->i_op->follow_link) { - mntget(next.mnt); - err = do_follow_link(next.dentry, nd); - dput(next.dentry); - mntput(next.mnt); + err = do_follow_link(&next, nd); if (err) goto return_err; inode = nd->dentry->d_inode; } else { dput(nd->dentry); + if (nd->mnt != next.mnt) + mntput(nd->mnt); nd->mnt = next.mnt; nd->dentry = next.dentry; } @@ -885,6 +899,8 @@ return_base: return 0; out_dput: dput(next.dentry); + if (nd->mnt != next.mnt) + mntput(next.mnt); break; } path_release(nd); @@ -1398,7 +1414,7 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) int open_namei(const char * pathname, int flag, int mode, struct nameidata *nd) { int acc_mode, error = 0; - struct dentry *dentry; + struct path path; struct dentry *dir; int count = 0; @@ -1442,23 +1458,24 @@ int open_namei(const char * pathname, int flag, int mode, struct nameidata *nd) dir = nd->dentry; nd->flags &= ~LOOKUP_PARENT; down(&dir->d_inode->i_sem); - dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.mnt = nd->mnt; do_last: - error = PTR_ERR(dentry); - if (IS_ERR(dentry)) { + error = PTR_ERR(path.dentry); + if (IS_ERR(path.dentry)) { up(&dir->d_inode->i_sem); goto exit; } /* Negative dentry, just create the file */ - if (!dentry->d_inode) { + if (!path.dentry->d_inode) { if (!IS_POSIXACL(dir->d_inode)) mode &= ~current->fs->umask; - error = vfs_create(dir->d_inode, dentry, mode, nd); + error = vfs_create(dir->d_inode, path.dentry, mode, nd); up(&dir->d_inode->i_sem); dput(nd->dentry); - nd->dentry = dentry; + nd->dentry = path.dentry; if (error) goto exit; /* Don't check for write permission, don't truncate */ @@ -1476,22 +1493,24 @@ do_last: if (flag & O_EXCL) goto exit_dput; - if (d_mountpoint(dentry)) { + if (__follow_mount(&path)) { error = -ELOOP; if (flag & O_NOFOLLOW) goto exit_dput; - while (__follow_down(&nd->mnt,&dentry) && d_mountpoint(dentry)); } error = -ENOENT; - if (!dentry->d_inode) + if (!path.dentry->d_inode) goto exit_dput; - if (dentry->d_inode->i_op && dentry->d_inode->i_op->follow_link) + if (path.dentry->d_inode->i_op && path.dentry->d_inode->i_op->follow_link) goto do_link; dput(nd->dentry); - nd->dentry = dentry; + nd->dentry = path.dentry; + if (nd->mnt != path.mnt) + mntput(nd->mnt); + nd->mnt = path.mnt; error = -EISDIR; - if (dentry->d_inode && S_ISDIR(dentry->d_inode->i_mode)) + if (path.dentry->d_inode && S_ISDIR(path.dentry->d_inode->i_mode)) goto exit; ok: error = may_open(nd, acc_mode, flag); @@ -1500,7 +1519,9 @@ ok: return 0; exit_dput: - dput(dentry); + dput(path.dentry); + if (nd->mnt != path.mnt) + mntput(path.mnt); exit: path_release(nd); return error; @@ -1520,18 +1541,15 @@ do_link: * are done. Procfs-like symlinks just set LAST_BIND. */ nd->flags |= LOOKUP_PARENT; - error = security_inode_follow_link(dentry, nd); + error = security_inode_follow_link(path.dentry, nd); if (error) goto exit_dput; - error = __do_follow_link(dentry, nd); - dput(dentry); + error = __do_follow_link(&path, nd); if (error) return error; nd->flags &= ~LOOKUP_PARENT; - if (nd->last_type == LAST_BIND) { - dentry = nd->dentry; + if (nd->last_type == LAST_BIND) goto ok; - } error = -EISDIR; if (nd->last_type != LAST_NORM) goto exit; @@ -1546,7 +1564,8 @@ do_link: } dir = nd->dentry; down(&dir->d_inode->i_sem); - dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.mnt = nd->mnt; putname(nd->last.name); goto do_last; } diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 73f96acd5d37..ff6155f5e8d9 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -528,19 +528,39 @@ static inline void nfs_renew_times(struct dentry * dentry) dentry->d_time = jiffies; } +/* + * Return the intent data that applies to this particular path component + * + * Note that the current set of intents only apply to the very last + * component of the path. + * We check for this using LOOKUP_CONTINUE and LOOKUP_PARENT. + */ +static inline unsigned int nfs_lookup_check_intent(struct nameidata *nd, unsigned int mask) +{ + if (nd->flags & (LOOKUP_CONTINUE|LOOKUP_PARENT)) + return 0; + return nd->flags & mask; +} + +/* + * Inode and filehandle revalidation for lookups. + * + * We force revalidation in the cases where the VFS sets LOOKUP_REVAL, + * or if the intent information indicates that we're about to open this + * particular file and the "nocto" mount flag is not set. + * + */ static inline int nfs_lookup_verify_inode(struct inode *inode, struct nameidata *nd) { struct nfs_server *server = NFS_SERVER(inode); if (nd != NULL) { - int ndflags = nd->flags; /* VFS wants an on-the-wire revalidation */ - if (ndflags & LOOKUP_REVAL) + if (nd->flags & LOOKUP_REVAL) goto out_force; /* This is an open(2) */ - if ((ndflags & LOOKUP_OPEN) && - !(ndflags & LOOKUP_CONTINUE) && + if (nfs_lookup_check_intent(nd, LOOKUP_OPEN) != 0 && !(server->flags & NFS_MOUNT_NOCTO)) goto out_force; } @@ -560,12 +580,8 @@ static inline int nfs_neg_need_reval(struct inode *dir, struct dentry *dentry, struct nameidata *nd) { - int ndflags = 0; - - if (nd) - ndflags = nd->flags; /* Don't revalidate a negative dentry if we're creating a new file */ - if ((ndflags & LOOKUP_CREATE) && !(ndflags & LOOKUP_CONTINUE)) + if (nd != NULL && nfs_lookup_check_intent(nd, LOOKUP_CREATE) != 0) return 0; return !nfs_check_verifier(dir, dentry); } @@ -700,12 +716,16 @@ struct dentry_operations nfs_dentry_operations = { .d_iput = nfs_dentry_iput, }; +/* + * Use intent information to check whether or not we're going to do + * an O_EXCL create using this path component. + */ static inline int nfs_is_exclusive_create(struct inode *dir, struct nameidata *nd) { if (NFS_PROTO(dir)->version == 2) return 0; - if (!nd || (nd->flags & LOOKUP_CONTINUE) || !(nd->flags & LOOKUP_CREATE)) + if (nd == NULL || nfs_lookup_check_intent(nd, LOOKUP_CREATE) == 0) return 0; return (nd->intent.open.flags & O_EXCL) != 0; } @@ -772,12 +792,13 @@ struct dentry_operations nfs4_dentry_operations = { .d_iput = nfs_dentry_iput, }; +/* + * Use intent information to determine whether we need to substitute + * the NFSv4-style stateful OPEN for the LOOKUP call + */ static int is_atomic_open(struct inode *dir, struct nameidata *nd) { - if (!nd) - return 0; - /* Check that we are indeed trying to open this file */ - if ((nd->flags & LOOKUP_CONTINUE) || !(nd->flags & LOOKUP_OPEN)) + if (nd == NULL || nfs_lookup_check_intent(nd, LOOKUP_OPEN) == 0) return 0; /* NFS does not (yet) have a stateful open for directories */ if (nd->flags & LOOKUP_DIRECTORY) diff --git a/include/asm-alpha/agp.h b/include/asm-alpha/agp.h index c99dbbb5bcb5..ef855a3bc0f5 100644 --- a/include/asm-alpha/agp.h +++ b/include/asm-alpha/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-arm/arch-ixp2000/io.h b/include/asm-arm/arch-ixp2000/io.h index a8e3c2daefd6..083462668e18 100644 --- a/include/asm-arm/arch-ixp2000/io.h +++ b/include/asm-arm/arch-ixp2000/io.h @@ -75,8 +75,8 @@ static inline void insw(u32 ptr, void *buf, int length) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { u8 *buf8 = (u8*)buf; register u32 tmp32; @@ -100,8 +100,8 @@ static inline void outsw(u32 ptr, void *buf, int length) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { register u32 tmp32; u8 *buf8 = (u8*)buf; do { @@ -124,8 +124,8 @@ static inline u16 inw(u32 ptr) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { return (u16)(*port); } @@ -137,8 +137,8 @@ static inline void outw(u16 value, u32 ptr) register volatile u32 *port = (volatile u32 *)ptr; if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { *port = value; return; } diff --git a/include/asm-arm/elf.h b/include/asm-arm/elf.h index cbceacbe5afa..a1696ba238d3 100644 --- a/include/asm-arm/elf.h +++ b/include/asm-arm/elf.h @@ -38,9 +38,9 @@ typedef struct user_fp elf_fpregset_t; */ #define ELF_CLASS ELFCLASS32 #ifdef __ARMEB__ -#define ELF_DATA ELFDATA2MSB; +#define ELF_DATA ELFDATA2MSB #else -#define ELF_DATA ELFDATA2LSB; +#define ELF_DATA ELFDATA2LSB #endif #define ELF_ARCH EM_ARM diff --git a/include/asm-arm26/elf.h b/include/asm-arm26/elf.h index 8b149474db24..5a47fdb3015d 100644 --- a/include/asm-arm26/elf.h +++ b/include/asm-arm26/elf.h @@ -36,7 +36,7 @@ typedef struct { void *null; } elf_fpregset_t; * These are used to set parameters in the core dumps. */ #define ELF_CLASS ELFCLASS32 -#define ELF_DATA ELFDATA2LSB; +#define ELF_DATA ELFDATA2LSB #define ELF_ARCH EM_ARM #define USE_ELF_CORE_DUMP diff --git a/include/asm-h8300/kmap_types.h b/include/asm-h8300/kmap_types.h index 82431edeb2a1..1ec8a3427120 100644 --- a/include/asm-h8300/kmap_types.h +++ b/include/asm-h8300/kmap_types.h @@ -1,5 +1,5 @@ -#ifndef _ASM_KMAP_TYPES_H -#define _ASM_KMAP_TYPES_H +#ifndef _ASM_H8300_KMAP_TYPES_H +#define _ASM_H8300_KMAP_TYPES_H enum km_type { KM_BOUNCE_READ, @@ -13,6 +13,8 @@ enum km_type { KM_PTE1, KM_IRQ0, KM_IRQ1, + KM_SOFTIRQ0, + KM_SOFTIRQ1, KM_TYPE_NR }; diff --git a/include/asm-h8300/mman.h b/include/asm-h8300/mman.h index abe08856c84f..63f727a59850 100644 --- a/include/asm-h8300/mman.h +++ b/include/asm-h8300/mman.h @@ -4,6 +4,7 @@ #define PROT_READ 0x1 /* page can be read */ #define PROT_WRITE 0x2 /* page can be written */ #define PROT_EXEC 0x4 /* page can be executed */ +#define PROT_SEM 0x8 /* page may be used for atomic ops */ #define PROT_NONE 0x0 /* page can not be accessed */ #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ @@ -19,6 +20,8 @@ #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ #define MAP_LOCKED 0x2000 /* pages are locked */ #define MAP_NORESERVE 0x4000 /* don't check for reservations */ +#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x10000 /* do not block on IO */ #define MS_ASYNC 1 /* sync memory asynchronously */ #define MS_INVALIDATE 2 /* invalidate the caches */ diff --git a/include/asm-i386/agp.h b/include/asm-i386/agp.h index a917ff50354f..b82f5f3ab887 100644 --- a/include/asm-i386/agp.h +++ b/include/asm-i386/agp.h @@ -21,4 +21,14 @@ int unmap_page_from_agp(struct page *page); worth it. Would need a page for it. */ #define flush_agp_cache() asm volatile("wbinvd":::"memory") +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-i386/mach-numaq/mach_ipi.h b/include/asm-i386/mach-numaq/mach_ipi.h index 1b46fd3f2ae3..c6044488e9e6 100644 --- a/include/asm-i386/mach-numaq/mach_ipi.h +++ b/include/asm-i386/mach-numaq/mach_ipi.h @@ -1,7 +1,7 @@ #ifndef __ASM_MACH_IPI_H #define __ASM_MACH_IPI_H -inline void send_IPI_mask_sequence(cpumask_t, int vector); +void send_IPI_mask_sequence(cpumask_t, int vector); static inline void send_IPI_mask(cpumask_t mask, int vector) { diff --git a/include/asm-ia64/agp.h b/include/asm-ia64/agp.h index d1316f1e6ee1..4e517f0e6afa 100644 --- a/include/asm-ia64/agp.h +++ b/include/asm-ia64/agp.h @@ -18,4 +18,14 @@ #define flush_agp_mappings() /* nothing */ #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif /* _ASM_IA64_AGP_H */ diff --git a/include/asm-ppc/agp.h b/include/asm-ppc/agp.h index be27cfa8c5b0..ca9e423307f4 100644 --- a/include/asm-ppc/agp.h +++ b/include/asm-ppc/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-ppc/sigcontext.h b/include/asm-ppc/sigcontext.h index f82dcccdee1e..b7a417e0a921 100644 --- a/include/asm-ppc/sigcontext.h +++ b/include/asm-ppc/sigcontext.h @@ -2,7 +2,7 @@ #define _ASM_PPC_SIGCONTEXT_H #include <asm/ptrace.h> - +#include <linux/compiler.h> struct sigcontext { unsigned long _unused[4]; diff --git a/include/asm-ppc64/agp.h b/include/asm-ppc64/agp.h index be27cfa8c5b0..ca9e423307f4 100644 --- a/include/asm-ppc64/agp.h +++ b/include/asm-ppc64/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-sparc64/agp.h b/include/asm-sparc64/agp.h index ba05bdf9a211..58f8cb6ae767 100644 --- a/include/asm-sparc64/agp.h +++ b/include/asm-sparc64/agp.h @@ -8,4 +8,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-x86_64/agp.h b/include/asm-x86_64/agp.h index 0bb9019d58aa..06c52ee9c06b 100644 --- a/include/asm-x86_64/agp.h +++ b/include/asm-x86_64/agp.h @@ -19,4 +19,14 @@ int unmap_page_from_agp(struct page *page); worth it. Would need a page for it. */ #define flush_agp_cache() asm volatile("wbinvd":::"memory") +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/linux/acpi.h b/include/linux/acpi.h index d5a55bdb9c3c..b123cc08773d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -25,6 +25,8 @@ #ifndef _LINUX_ACPI_H #define _LINUX_ACPI_H +#include <linux/config.h> + #ifdef CONFIG_ACPI #ifndef _LINUX diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index b0d6134e1ee6..18f734ec9181 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2382,6 +2382,8 @@ #define PCI_DEVICE_ID_INTEL_82915G_IG 0x2582 #define PCI_DEVICE_ID_INTEL_82915GM_HB 0x2590 #define PCI_DEVICE_ID_INTEL_82915GM_IG 0x2592 +#define PCI_DEVICE_ID_INTEL_82945G_HB 0x2770 +#define PCI_DEVICE_ID_INTEL_82945G_IG 0x2772 #define PCI_DEVICE_ID_INTEL_ICH6_0 0x2640 #define PCI_DEVICE_ID_INTEL_ICH6_1 0x2641 #define PCI_DEVICE_ID_INTEL_ICH6_2 0x2642 diff --git a/mm/filemap.c b/mm/filemap.c index 1d33fec7bac6..4a2fee2cb62b 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1968,6 +1968,7 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, do { unsigned long index; unsigned long offset; + unsigned long maxlen; size_t copied; offset = (pos & (PAGE_CACHE_SIZE -1)); /* Within page */ @@ -1982,7 +1983,10 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, * same page as we're writing to, without it being marked * up-to-date. */ - fault_in_pages_readable(buf, bytes); + maxlen = cur_iov->iov_len - iov_base; + if (maxlen > bytes) + maxlen = bytes; + fault_in_pages_readable(buf, maxlen); page = __grab_cache_page(mapping,index,&cached_page,&lru_pvec); if (!page) { @@ -2024,6 +2028,8 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, filemap_set_next_iovec(&cur_iov, &iov_base, status); buf = cur_iov->iov_base + iov_base; + } else { + iov_base += status; } } } diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 8ec484894d68..a3eeb88e1c81 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -356,7 +356,7 @@ static int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr) { struct ethtool_coalesce coalesce; - if (!dev->ethtool_ops->get_coalesce) + if (!dev->ethtool_ops->set_coalesce) return -EOPNOTSUPP; if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) |