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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:40:27 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:40:27 -0400 |
| commit | c1b054d03f5b31c33eaa0b267c629b118eaf3790 (patch) | |
| tree | 9333907ca767be24fcb3667877242976c3e3c8dd /arch/sparc64/lib/debuglocks.c | |
| parent | 559fb51ba7e66fe298b8355fabde1275b7def35f (diff) | |
| parent | bf4e70e54cf31dcca48d279c7f7e71328eebe749 (diff) | |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/sparc64/lib/debuglocks.c')
| -rw-r--r-- | arch/sparc64/lib/debuglocks.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/sparc64/lib/debuglocks.c b/arch/sparc64/lib/debuglocks.c index c421e0c6532..f03344cf784 100644 --- a/arch/sparc64/lib/debuglocks.c +++ b/arch/sparc64/lib/debuglocks.c @@ -252,8 +252,9 @@ wlock_again: " andn %%g1, %%g3, %%g7\n" " casx [%0], %%g1, %%g7\n" " cmp %%g1, %%g7\n" +" membar #StoreLoad | #StoreStore\n" " bne,pn %%xcc, 1b\n" -" membar #StoreLoad | #StoreStore" +" nop" : /* no outputs */ : "r" (&(rw->lock)) : "g3", "g1", "g7", "cc", "memory"); @@ -351,8 +352,9 @@ int _do_write_trylock (rwlock_t *rw, char *str) " andn %%g1, %%g3, %%g7\n" " casx [%0], %%g1, %%g7\n" " cmp %%g1, %%g7\n" +" membar #StoreLoad | #StoreStore\n" " bne,pn %%xcc, 1b\n" -" membar #StoreLoad | #StoreStore" +" nop" : /* no outputs */ : "r" (&(rw->lock)) : "g3", "g1", "g7", "cc", "memory"); |