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authorUlrich Drepper <drepper@redhat.com>2006-02-08 15:33:47 +0000
committerUlrich Drepper <drepper@redhat.com>2006-02-08 15:33:47 +0000
commitb576fca12abea4bb0b5af097ce4dd3ff7717d821 (patch)
tree9b673267d59f68b61f032a84c5a2a31cb2147521 /nptl/sysdeps/unix/sysv
parentbecac6c5b1104415cd76ea02ec01a4c55fb15e55 (diff)
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* sysdeps/unix/sysv/linux/i386/lowlevellock.h (lll_futex_wait,
lll_futex_timedwait, lll_wait_tid): Add "memory" clobber.
Diffstat (limited to 'nptl/sysdeps/unix/sysv')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
index fd1ee4569d..b233d9747f 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
+++ b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
@@ -75,7 +75,8 @@
: "=a" (__status) \
: "0" (SYS_futex), LLL_EBX_REG (futex), "S" (0), \
"c" (FUTEX_WAIT), "d" (_val), \
- "i" (offsetof (tcbhead_t, sysinfo))); \
+ "i" (offsetof (tcbhead_t, sysinfo)) \
+ : "memory"); \
__status; \
})
@@ -90,7 +91,8 @@
: "=a" (__status) \
: "0" (SYS_futex), LLL_EBX_REG (futex), "S" (timeout), \
"c" (FUTEX_WAIT), "d" (_val), \
- "i" (offsetof (tcbhead_t, sysinfo))); \
+ "i" (offsetof (tcbhead_t, sysinfo)) \
+ : "memory"); \
__status; \
})
@@ -346,7 +348,8 @@ extern int lll_unlock_wake_cb (int *__futex) attribute_hidden;
: "=&a" (__ignore) \
: "i" (SYS_futex), LLL_EBX_REG (&tid), "S" (0), \
"c" (FUTEX_WAIT), "d" (_tid), \
- "i" (offsetof (tcbhead_t, sysinfo))); \
+ "i" (offsetof (tcbhead_t, sysinfo)) \
+ : "memory"); \
} while (0)
extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)