diff options
| -rw-r--r-- | include/asm-mips/bitops.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 0d3373f64920..5478d947e289 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -240,6 +240,8 @@ static inline int test_and_set_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; @@ -308,6 +310,8 @@ static inline int test_and_clear_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; @@ -396,6 +400,8 @@ static inline int test_and_change_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; |