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| author | Dave Martin <dave.martin@linaro.org> | 2011-02-08 12:09:52 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-19 17:07:21 +0100 |
| commit | 3ba6e69ad887f8a814267ed36fd4bfbddf8855a9 (patch) | |
| tree | aff91a8e58d1b3ac83a8dd37e8a9f325961add2a /arch/arm/lib | |
| parent | ARM: 6655/1: Correct WFE() in asm/spinlock.h for Thumb-2 (diff) | |
| download | linux-3ba6e69ad887f8a814267ed36fd4bfbddf8855a9.tar.xz linux-3ba6e69ad887f8a814267ed36fd4bfbddf8855a9.zip | |
ARM: 6653/1: bitops: Use BX instead of MOV PC,LR
The kernel doesn't officially need to interwork, but using BX
wherever appropriate will help educate people into good assembler
coding habits.
BX is appropriate here because this code is predicated on
__LINUX_ARM_ARCH__ >= 6
Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/bitops.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/lib/bitops.h b/arch/arm/lib/bitops.h index a9d9d152a751..10d868a5a481 100644 --- a/arch/arm/lib/bitops.h +++ b/arch/arm/lib/bitops.h @@ -12,7 +12,7 @@ strex r0, r2, [r1] cmp r0, #0 bne 1b - mov pc, lr + bx lr .endm .macro testop, instr, store @@ -33,7 +33,7 @@ smp_dmb cmp r0, #0 movne r0, #1 -2: mov pc, lr +2: bx lr .endm #else .macro bitop, instr |