diff options
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/lib/copy_from_user.S | 2 | ||||
| -rw-r--r-- | arch/arm/lib/getuser.S | 11 | ||||
| -rw-r--r-- | arch/arm/lib/putuser.S | 20 | ||||
| -rw-r--r-- | arch/arm/lib/xor-neon.c | 2 |
5 files changed, 24 insertions, 13 deletions
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 27f4d96258a2..b3ecffb76c3f 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -38,7 +38,7 @@ $(obj)/csumpartialcopy.o: $(obj)/csumpartialcopygeneric.S $(obj)/csumpartialcopyuser.o: $(obj)/csumpartialcopygeneric.S ifeq ($(CONFIG_KERNEL_MODE_NEON),y) - NEON_FLAGS := -mfloat-abi=softfp -mfpu=neon + NEON_FLAGS := -march=armv7-a -mfloat-abi=softfp -mfpu=neon CFLAGS_xor-neon.o += $(NEON_FLAGS) obj-$(CONFIG_XOR_BLOCKS) += xor-neon.o endif diff --git a/arch/arm/lib/copy_from_user.S b/arch/arm/lib/copy_from_user.S index 6709a8d33963..f1e34f16cfab 100644 --- a/arch/arm/lib/copy_from_user.S +++ b/arch/arm/lib/copy_from_user.S @@ -100,7 +100,7 @@ ENTRY(arm_copy_from_user) ENDPROC(arm_copy_from_user) - .pushsection .fixup,"ax" + .pushsection .text.fixup,"ax" .align 0 copy_abort_preamble ldmfd sp!, {r1, r2, r3} diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index 746e7801dcdf..b2e4bc3a635e 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S @@ -42,6 +42,12 @@ _ASM_NOKPROBE(__get_user_1) ENTRY(__get_user_2) check_uaccess r0, 2, r1, r2, __get_user_bad +#if __LINUX_ARM_ARCH__ >= 6 + +2: TUSER(ldrh) r2, [r0] + +#else + #ifdef CONFIG_CPU_USE_DOMAINS rb .req ip 2: ldrbt r2, [r0], #1 @@ -56,6 +62,9 @@ rb .req r0 #else orr r2, rb, r2, lsl #8 #endif + +#endif /* __LINUX_ARM_ARCH__ >= 6 */ + mov r0, #0 ret lr ENDPROC(__get_user_2) @@ -145,7 +154,9 @@ _ASM_NOKPROBE(__get_user_bad8) .pushsection __ex_table, "a" .long 1b, __get_user_bad .long 2b, __get_user_bad +#if __LINUX_ARM_ARCH__ < 6 .long 3b, __get_user_bad +#endif .long 4b, __get_user_bad .long 5b, __get_user_bad8 .long 6b, __get_user_bad8 diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index 38d660d3705f..515eeaa9975c 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S @@ -41,16 +41,13 @@ ENDPROC(__put_user_1) ENTRY(__put_user_2) check_uaccess r0, 2, r1, ip, __put_user_bad - mov ip, r2, lsr #8 -#ifdef CONFIG_THUMB2_KERNEL -#ifndef __ARMEB__ -2: TUSER(strb) r2, [r0] -3: TUSER(strb) ip, [r0, #1] +#if __LINUX_ARM_ARCH__ >= 6 + +2: TUSER(strh) r2, [r0] + #else -2: TUSER(strb) ip, [r0] -3: TUSER(strb) r2, [r0, #1] -#endif -#else /* !CONFIG_THUMB2_KERNEL */ + + mov ip, r2, lsr #8 #ifndef __ARMEB__ 2: TUSER(strb) r2, [r0], #1 3: TUSER(strb) ip, [r0] @@ -58,7 +55,8 @@ ENTRY(__put_user_2) 2: TUSER(strb) ip, [r0], #1 3: TUSER(strb) r2, [r0] #endif -#endif /* CONFIG_THUMB2_KERNEL */ + +#endif /* __LINUX_ARM_ARCH__ >= 6 */ mov r0, #0 ret lr ENDPROC(__put_user_2) @@ -91,7 +89,9 @@ ENDPROC(__put_user_bad) .pushsection __ex_table, "a" .long 1b, __put_user_bad .long 2b, __put_user_bad +#if __LINUX_ARM_ARCH__ < 6 .long 3b, __put_user_bad +#endif .long 4b, __put_user_bad .long 5b, __put_user_bad .long 6b, __put_user_bad diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c index 2c40aeab3eaa..c691b901092f 100644 --- a/arch/arm/lib/xor-neon.c +++ b/arch/arm/lib/xor-neon.c @@ -14,7 +14,7 @@ MODULE_LICENSE("GPL"); #ifndef __ARM_NEON__ -#error You should compile this file with '-mfloat-abi=softfp -mfpu=neon' +#error You should compile this file with '-march=armv7-a -mfloat-abi=softfp -mfpu=neon' #endif /* |