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-rw-r--r--arch/sparc/kernel/audit.c12
-rw-r--r--arch/sparc/kernel/compat_audit.c13
-rw-r--r--arch/sparc/kernel/ftrace.c5
-rw-r--r--arch/sparc/kernel/ioport.c76
-rw-r--r--arch/sparc/kernel/kprobes.c12
-rw-r--r--arch/sparc/kernel/pci.c2
-rw-r--r--arch/sparc/kernel/process_32.c5
-rw-r--r--arch/sparc/kernel/process_64.c5
-rw-r--r--arch/sparc/kernel/signal_32.c4
-rw-r--r--arch/sparc/kernel/smp_64.c2
-rw-r--r--arch/sparc/kernel/windows.c6
11 files changed, 39 insertions, 103 deletions
diff --git a/arch/sparc/kernel/audit.c b/arch/sparc/kernel/audit.c
index a6e91bf34d48..b092274eca79 100644
--- a/arch/sparc/kernel/audit.c
+++ b/arch/sparc/kernel/audit.c
@@ -48,15 +48,17 @@ int audit_classify_syscall(int abi, unsigned int syscall)
#endif
switch(syscall) {
case __NR_open:
- return 2;
+ return AUDITSC_OPEN;
case __NR_openat:
- return 3;
+ return AUDITSC_OPENAT;
case __NR_socketcall:
- return 4;
+ return AUDITSC_SOCKETCALL;
case __NR_execve:
- return 5;
+ return AUDITSC_EXECVE;
+ case __NR_openat2:
+ return AUDITSC_OPENAT2;
default:
- return 0;
+ return AUDITSC_NATIVE;
}
}
diff --git a/arch/sparc/kernel/compat_audit.c b/arch/sparc/kernel/compat_audit.c
index 10eeb4f15b20..f1ea0005a729 100644
--- a/arch/sparc/kernel/compat_audit.c
+++ b/arch/sparc/kernel/compat_audit.c
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#define __32bit_syscall_numbers__
+#include <linux/audit_arch.h>
#include <asm/unistd.h>
#include "kernel.h"
@@ -32,14 +33,16 @@ int sparc32_classify_syscall(unsigned int syscall)
{
switch(syscall) {
case __NR_open:
- return 2;
+ return AUDITSC_OPEN;
case __NR_openat:
- return 3;
+ return AUDITSC_OPENAT;
case __NR_socketcall:
- return 4;
+ return AUDITSC_SOCKETCALL;
case __NR_execve:
- return 5;
+ return AUDITSC_EXECVE;
+ case __NR_openat2:
+ return AUDITSC_OPENAT2;
default:
- return 1;
+ return AUDITSC_COMPAT;
}
}
diff --git a/arch/sparc/kernel/ftrace.c b/arch/sparc/kernel/ftrace.c
index 684b84ce397f..eaead3da8e03 100644
--- a/arch/sparc/kernel/ftrace.c
+++ b/arch/sparc/kernel/ftrace.c
@@ -82,11 +82,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func)
new = ftrace_call_replace(ip, (unsigned long)func);
return ftrace_modify_code(ip, old, new);
}
-
-int __init ftrace_dyn_arch_init(void)
-{
- return 0;
-}
#endif
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 7ceae24b0ca9..57a72c46eddb 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -52,17 +52,6 @@
#include <asm/io-unit.h>
#include <asm/leon.h>
-/* This function must make sure that caches and memory are coherent after DMA
- * On LEON systems without cache snooping it flushes the entire D-CACHE.
- */
-static inline void dma_make_coherent(unsigned long pa, unsigned long len)
-{
- if (sparc_cpu_model == sparc_leon) {
- if (!sparc_leon3_snooping_enabled())
- leon_flush_dcache_all();
- }
-}
-
static void __iomem *_sparc_ioremap(struct resource *res, u32 bus, u32 pa, int sz);
static void __iomem *_sparc_alloc_io(unsigned int busno, unsigned long phys,
unsigned long size, char *name);
@@ -311,68 +300,19 @@ arch_initcall(sparc_register_ioport);
#endif /* CONFIG_SBUS */
-
-/* Allocate and map kernel buffer using consistent mode DMA for a device.
- * hwdev should be valid struct pci_dev pointer for PCI devices.
- */
-void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle,
- gfp_t gfp, unsigned long attrs)
-{
- unsigned long addr;
- void *va;
-
- if (!size || size > 256 * 1024) /* __get_free_pages() limit */
- return NULL;
-
- size = PAGE_ALIGN(size);
- va = (void *) __get_free_pages(gfp | __GFP_ZERO, get_order(size));
- if (!va) {
- printk("%s: no %zd pages\n", __func__, size >> PAGE_SHIFT);
- return NULL;
- }
-
- addr = sparc_dma_alloc_resource(dev, size);
- if (!addr)
- goto err_nomem;
-
- srmmu_mapiorange(0, virt_to_phys(va), addr, size);
-
- *dma_handle = virt_to_phys(va);
- return (void *)addr;
-
-err_nomem:
- free_pages((unsigned long)va, get_order(size));
- return NULL;
-}
-
-/* Free and unmap a consistent DMA buffer.
- * cpu_addr is what was returned arch_dma_alloc, size must be the same as what
- * was passed into arch_dma_alloc, and likewise dma_addr must be the same as
- * what *dma_ndler was set to.
+/*
+ * IIep is write-through, not flushing on cpu to device transfer.
*
- * References to the memory and mappings associated with cpu_addr/dma_addr
- * past this call are illegal.
+ * On LEON systems without cache snooping, the entire D-CACHE must be flushed to
+ * make DMA to cacheable memory coherent.
*/
-void arch_dma_free(struct device *dev, size_t size, void *cpu_addr,
- dma_addr_t dma_addr, unsigned long attrs)
-{
- size = PAGE_ALIGN(size);
-
- if (!sparc_dma_free_resource(cpu_addr, size))
- return;
-
- dma_make_coherent(dma_addr, size);
- srmmu_unmapiorange((unsigned long)cpu_addr, size);
- free_pages((unsigned long)phys_to_virt(dma_addr), get_order(size));
-}
-
-/* IIep is write-through, not flushing on cpu to device transfer. */
-
void arch_sync_dma_for_cpu(phys_addr_t paddr, size_t size,
enum dma_data_direction dir)
{
- if (dir != PCI_DMA_TODEVICE)
- dma_make_coherent(paddr, PAGE_ALIGN(size));
+ if (dir != PCI_DMA_TODEVICE &&
+ sparc_cpu_model == sparc_leon &&
+ !sparc_leon3_snooping_enabled())
+ leon_flush_dcache_all();
}
#ifdef CONFIG_PROC_FS
diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c
index 4c05a4ee6a0e..535c7b35cb59 100644
--- a/arch/sparc/kernel/kprobes.c
+++ b/arch/sparc/kernel/kprobes.c
@@ -440,7 +440,7 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
/* Replace the return addr with trampoline addr */
regs->u_regs[UREG_RETPC] =
- ((unsigned long)kretprobe_trampoline) - 8;
+ ((unsigned long)__kretprobe_trampoline) - 8;
}
/*
@@ -451,7 +451,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
{
unsigned long orig_ret_address = 0;
- orig_ret_address = __kretprobe_trampoline_handler(regs, &kretprobe_trampoline, NULL);
+ orig_ret_address = __kretprobe_trampoline_handler(regs, NULL);
regs->tpc = orig_ret_address;
regs->tnpc = orig_ret_address + 4;
@@ -465,13 +465,13 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
static void __used kretprobe_trampoline_holder(void)
{
- asm volatile(".global kretprobe_trampoline\n"
- "kretprobe_trampoline:\n"
+ asm volatile(".global __kretprobe_trampoline\n"
+ "__kretprobe_trampoline:\n"
"\tnop\n"
"\tnop\n");
}
static struct kprobe trampoline_p = {
- .addr = (kprobe_opcode_t *) &kretprobe_trampoline,
+ .addr = (kprobe_opcode_t *) &__kretprobe_trampoline,
.pre_handler = trampoline_probe_handler
};
@@ -482,7 +482,7 @@ int __init arch_init_kprobes(void)
int __kprobes arch_trampoline_kprobe(struct kprobe *p)
{
- if (p->addr == (kprobe_opcode_t *)&kretprobe_trampoline)
+ if (p->addr == (kprobe_opcode_t *)&__kretprobe_trampoline)
return 1;
return 0;
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 9c2b720bfd20..31b0c1983286 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -1010,7 +1010,7 @@ void pcibios_set_master(struct pci_dev *dev)
}
#ifdef CONFIG_PCI_IOV
-int pcibios_add_device(struct pci_dev *dev)
+int pcibios_device_add(struct pci_dev *dev)
{
struct pci_dev *pdev;
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index bbbe0cfef746..2dc0bf9fe62e 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -365,7 +365,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, unsigned long arg,
return 0;
}
-unsigned long get_wchan(struct task_struct *task)
+unsigned long __get_wchan(struct task_struct *task)
{
unsigned long pc, fp, bias = 0;
unsigned long task_base = (unsigned long) task;
@@ -373,9 +373,6 @@ unsigned long get_wchan(struct task_struct *task)
struct reg_window32 *rw;
int count = 0;
- if (!task || task == current || task_is_running(task))
- goto out;
-
fp = task_thread_info(task)->ksp + bias;
do {
/* Bogus frame pointer? */
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index d1cc410d2f64..f5b2cac8669f 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -663,7 +663,7 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
return 0;
}
-unsigned long get_wchan(struct task_struct *task)
+unsigned long __get_wchan(struct task_struct *task)
{
unsigned long pc, fp, bias = 0;
struct thread_info *tp;
@@ -671,9 +671,6 @@ unsigned long get_wchan(struct task_struct *task)
unsigned long ret = 0;
int count = 0;
- if (!task || task == current || task_is_running(task))
- goto out;
-
tp = task_thread_info(task);
bias = STACK_BIAS;
fp = task_thread_info(task)->ksp + bias;
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index 02f3ad55dfe3..cd677bc564a7 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -244,7 +244,7 @@ static int setup_frame(struct ksignal *ksig, struct pt_regs *regs,
get_sigframe(ksig, regs, sigframe_size);
if (invalid_frame_pointer(sf, sigframe_size)) {
- do_exit(SIGILL);
+ force_fatal_sig(SIGILL);
return -EINVAL;
}
@@ -336,7 +336,7 @@ static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs,
sf = (struct rt_signal_frame __user *)
get_sigframe(ksig, regs, sigframe_size);
if (invalid_frame_pointer(sf, sigframe_size)) {
- do_exit(SIGILL);
+ force_fatal_sig(SIGILL);
return -EINVAL;
}
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 0224d8f19ed6..b98a7bbe6728 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1567,7 +1567,7 @@ static void * __init pcpu_alloc_bootmem(unsigned int cpu, size_t size,
static void __init pcpu_free_bootmem(void *ptr, size_t size)
{
- memblock_free(__pa(ptr), size);
+ memblock_free(ptr, size);
}
static int __init pcpu_cpu_distance(unsigned int from, unsigned int to)
diff --git a/arch/sparc/kernel/windows.c b/arch/sparc/kernel/windows.c
index 69a6ba6e9293..bbbd40cc6b28 100644
--- a/arch/sparc/kernel/windows.c
+++ b/arch/sparc/kernel/windows.c
@@ -121,8 +121,10 @@ void try_to_clear_window_buffer(struct pt_regs *regs, int who)
if ((sp & 7) ||
copy_to_user((char __user *) sp, &tp->reg_window[window],
- sizeof(struct reg_window32)))
- do_exit(SIGILL);
+ sizeof(struct reg_window32))) {
+ force_fatal_sig(SIGILL);
+ return;
+ }
}
tp->w_saved = 0;
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-26 10:46:27 +0000