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-rw-r--r--arch/arm64/lib/Makefile2
-rw-r--r--arch/arm64/lib/copy_in_user.S77
-rw-r--r--arch/arm64/lib/insn.c4
3 files changed, 3 insertions, 80 deletions
diff --git a/arch/arm64/lib/Makefile b/arch/arm64/lib/Makefile
index 6dd56a49790a..0941180a86d3 100644
--- a/arch/arm64/lib/Makefile
+++ b/arch/arm64/lib/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
lib-y := clear_user.o delay.o copy_from_user.o \
- copy_to_user.o copy_in_user.o copy_page.o \
+ copy_to_user.o copy_page.o \
clear_page.o csum.o insn.o memchr.o memcpy.o \
memset.o memcmp.o strcmp.o strncmp.o strlen.o \
strnlen.o strchr.o strrchr.o tishift.o
diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S
deleted file mode 100644
index dbea3799c3ef..000000000000
--- a/arch/arm64/lib/copy_in_user.S
+++ /dev/null
@@ -1,77 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copy from user space to user space
- *
- * Copyright (C) 2012 ARM Ltd.
- */
-
-#include <linux/linkage.h>
-
-#include <asm/asm-uaccess.h>
-#include <asm/assembler.h>
-#include <asm/cache.h>
-
-/*
- * Copy from user space to user space (alignment handled by the hardware)
- *
- * Parameters:
- * x0 - to
- * x1 - from
- * x2 - n
- * Returns:
- * x0 - bytes not copied
- */
- .macro ldrb1 reg, ptr, val
- user_ldst 9998f, ldtrb, \reg, \ptr, \val
- .endm
-
- .macro strb1 reg, ptr, val
- user_ldst 9998f, sttrb, \reg, \ptr, \val
- .endm
-
- .macro ldrh1 reg, ptr, val
- user_ldst 9997f, ldtrh, \reg, \ptr, \val
- .endm
-
- .macro strh1 reg, ptr, val
- user_ldst 9997f, sttrh, \reg, \ptr, \val
- .endm
-
- .macro ldr1 reg, ptr, val
- user_ldst 9997f, ldtr, \reg, \ptr, \val
- .endm
-
- .macro str1 reg, ptr, val
- user_ldst 9997f, sttr, \reg, \ptr, \val
- .endm
-
- .macro ldp1 reg1, reg2, ptr, val
- user_ldp 9997f, \reg1, \reg2, \ptr, \val
- .endm
-
- .macro stp1 reg1, reg2, ptr, val
- user_stp 9997f, \reg1, \reg2, \ptr, \val
- .endm
-
-end .req x5
-srcin .req x15
-SYM_FUNC_START(__arch_copy_in_user)
- add end, x0, x2
- mov srcin, x1
-#include "copy_template.S"
- mov x0, #0
- ret
-SYM_FUNC_END(__arch_copy_in_user)
-EXPORT_SYMBOL(__arch_copy_in_user)
-
- .section .fixup,"ax"
- .align 2
-9997: cmp dst, dstin
- b.ne 9998f
- // Before being absolutely sure we couldn't copy anything, try harder
-USER(9998f, ldtrb tmp1w, [srcin])
-USER(9998f, sttrb tmp1w, [dst])
- add dst, dst, #1
-9998: sub x0, end, dst // bytes not copied
- ret
- .previous
diff --git a/arch/arm64/lib/insn.c b/arch/arm64/lib/insn.c
index b506a4b1e38c..fccfe363e567 100644
--- a/arch/arm64/lib/insn.c
+++ b/arch/arm64/lib/insn.c
@@ -185,7 +185,7 @@ u64 aarch64_insn_decode_immediate(enum aarch64_insn_imm_type type, u32 insn)
break;
default:
if (aarch64_get_imm_shift_mask(type, &mask, &shift) < 0) {
- pr_err("aarch64_insn_decode_immediate: unknown immediate encoding %d\n",
+ pr_err("%s: unknown immediate encoding %d\n", __func__,
type);
return 0;
}
@@ -215,7 +215,7 @@ u32 __kprobes aarch64_insn_encode_immediate(enum aarch64_insn_imm_type type,
break;
default:
if (aarch64_get_imm_shift_mask(type, &mask, &shift) < 0) {
- pr_err("aarch64_insn_encode_immediate: unknown immediate encoding %d\n",
+ pr_err("%s: unknown immediate encoding %d\n", __func__,
type);
return AARCH64_BREAK_FAULT;
}