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This commit was manufactured by cvs2svn to create tag
[linux-2.6.git]
/
arch
/
sparc64
/
lib
/
rwlock.S
diff --git
a/arch/sparc64/lib/rwlock.S
b/arch/sparc64/lib/rwlock.S
index
8d8ecec
..
ffbf75b
100644
(file)
--- a/
arch/sparc64/lib/rwlock.S
+++ b/
arch/sparc64/lib/rwlock.S
@@
-7,9
+7,12
@@
.text
.align 64
.text
.align 64
+ .globl rwlock_impl_begin, rwlock_impl_end
+
/* The non-contention read lock usage is 2 cache lines. */
.globl __read_lock, __read_unlock
/* The non-contention read lock usage is 2 cache lines. */
.globl __read_lock, __read_unlock
+rwlock_impl_begin:
__read_lock: /* %o0 = lock_ptr */
ldsw [%o0], %g5
brlz,pn %g5, __read_wait_for_writer
__read_lock: /* %o0 = lock_ptr */
ldsw [%o0], %g5
brlz,pn %g5, __read_wait_for_writer
@@
-82,4
+85,5
@@
__write_trylock_succeed:
__write_trylock_fail:
retl
mov 0, %o0
__write_trylock_fail:
retl
mov 0, %o0
+rwlock_impl_end: