diff options
Diffstat (limited to 'arch/arm/include/asm/spinlock.h')
| -rw-r--r-- | arch/arm/include/asm/spinlock.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/include/asm/spinlock.h b/arch/arm/include/asm/spinlock.h index 099c78fcf62d..f610a773f2be 100644 --- a/arch/arm/include/asm/spinlock.h +++ b/arch/arm/include/asm/spinlock.h @@ -22,7 +22,7 @@ * assembler to insert a extra (16-bit) IT instruction, depending on the * presence or absence of neighbouring conditional instructions. * - * To avoid this unpredictableness, an approprite IT is inserted explicitly: + * To avoid this unpredictability, an appropriate IT is inserted explicitly: * the assembler won't change IT instructions which are explicitly present * in the input. */ @@ -210,11 +210,12 @@ static inline void arch_read_lock(arch_rwlock_t *rw) prefetchw(&rw->lock); __asm__ __volatile__( +" .syntax unified\n" "1: ldrex %0, [%2]\n" " adds %0, %0, #1\n" " strexpl %1, %0, [%2]\n" WFE("mi") -" rsbpls %0, %1, #0\n" +" rsbspl %0, %1, #0\n" " bmi 1b" : "=&r" (tmp), "=&r" (tmp2) : "r" (&rw->lock) |