diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-20 12:01:59 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-20 12:01:59 -0700 |
commit | 02d6112cd7d75bf30685ee4b2e9dc0291b4d3133 (patch) | |
tree | b1715624dadae286cac16deb5a634a33f4a46aa6 /include/asm-mips/spinlock.h | |
parent | 0b1937ac0ef1541c0ea44e6f81c33d2f59803957 (diff) | |
parent | 941091024ef0f2f7e09eb81201d293ac18833cc8 (diff) |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
[MIPS] User stack pointer randomisation
[MIPS] Remove unused include/asm-mips/gfx.h
[MIPS] Remove unused include/asm-mips/ds1216.h
[MIPS] Workaround for RM7000 WAIT instruction aka erratum 38
[MIPS] Make support for weakly ordered LL/SC a config option.
[MIPS] Disable UserLocal runtime detection on platforms which never have it.
[MIPS] Disable MT runtime detection on platforms which never support MT.
Diffstat (limited to 'include/asm-mips/spinlock.h')
-rw-r--r-- | include/asm-mips/spinlock.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/include/asm-mips/spinlock.h b/include/asm-mips/spinlock.h index 35e431cd796..bb897016c49 100644 --- a/include/asm-mips/spinlock.h +++ b/include/asm-mips/spinlock.h @@ -67,7 +67,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) : "memory"); } - smp_mb(); + smp_llsc_mb(); } static inline void __raw_spin_unlock(raw_spinlock_t *lock) @@ -118,7 +118,7 @@ static inline unsigned int __raw_spin_trylock(raw_spinlock_t *lock) : "memory"); } - smp_mb(); + smp_llsc_mb(); return res == 0; } @@ -183,7 +183,7 @@ static inline void __raw_read_lock(raw_rwlock_t *rw) : "memory"); } - smp_mb(); + smp_llsc_mb(); } /* Note the use of sub, not subu which will make the kernel die with an @@ -193,7 +193,7 @@ static inline void __raw_read_unlock(raw_rwlock_t *rw) { unsigned int tmp; - smp_mb(); + smp_llsc_mb(); if (R10000_LLSC_WAR) { __asm__ __volatile__( @@ -262,7 +262,7 @@ static inline void __raw_write_lock(raw_rwlock_t *rw) : "memory"); } - smp_mb(); + smp_llsc_mb(); } static inline void __raw_write_unlock(raw_rwlock_t *rw) @@ -293,7 +293,7 @@ static inline int __raw_read_trylock(raw_rwlock_t *rw) " .set reorder \n" " beqzl %1, 1b \n" " nop \n" - __WEAK_ORDERING_MB + __WEAK_LLSC_MB " li %2, 1 \n" "2: \n" : "=m" (rw->lock), "=&r" (tmp), "=&r" (ret) @@ -310,7 +310,7 @@ static inline int __raw_read_trylock(raw_rwlock_t *rw) " beqz %1, 1b \n" " nop \n" " .set reorder \n" - __WEAK_ORDERING_MB + __WEAK_LLSC_MB " li %2, 1 \n" "2: \n" : "=m" (rw->lock), "=&r" (tmp), "=&r" (ret) @@ -336,7 +336,7 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw) " sc %1, %0 \n" " beqzl %1, 1b \n" " nop \n" - __WEAK_ORDERING_MB + __WEAK_LLSC_MB " li %2, 1 \n" " .set reorder \n" "2: \n" @@ -354,7 +354,7 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw) " beqz %1, 3f \n" " li %2, 1 \n" "2: \n" - __WEAK_ORDERING_MB + __WEAK_LLSC_MB " .subsection 2 \n" "3: b 1b \n" " li %2, 0 \n" |