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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>
hifive-unleashed-5.1
Dave Martin 2011-02-08 12:09:52 +01:00 committed by Russell King
parent 917692f5f7
commit 3ba6e69ad8
1 changed files with 2 additions and 2 deletions
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4
arch/arm/lib/bitops.h
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@ -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