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authorDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-07-02 13:39:09 +0100
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-07-02 13:39:09 +0100
commitd2f6409584e2c62ffad81690562330ff3bf4a458 (patch)
tree3bdfb97d0b51be2f7f414f2107e97603c1206abb /arch/sparc64/lib/debuglocks.c
parente1b09eba2686eca94a3a188042b518df6044a3c1 (diff)
parent4a89a04f1ee21a7c1f4413f1ad7dcfac50ff9b63 (diff)
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/sparc64/lib/debuglocks.c')
-rw-r--r--arch/sparc64/lib/debuglocks.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/sparc64/lib/debuglocks.c b/arch/sparc64/lib/debuglocks.c
index c421e0c65325..f03344cf784e 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");