diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2003-02-27 23:45:12 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-02-27 23:45:12 +0000 |
| commit | 567fb22ae371d2d9730cbee4a716d3a091276b55 (patch) | |
| tree | 5fdacdbecbcdccbab89b8a0349f80243562dfc66 /nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S | |
| parent | 427f5fa1a451050d0900ef689ce81d77b3f40d2e (diff) | |
Update.
* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S:
Release lock before waking up the waiters.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S index fffef03bd5..34bf95af15 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S @@ -70,13 +70,24 @@ __pthread_cond_broadcast: 3: movl %ecx, (%ebx) movl %eax, 4(%ebx) + /* Unlock. */ + LOCK + decl cond_lock-wakeup_seq(%ebx) + jne 7f + /* Wake up all threads. */ - movl $FUTEX_WAKE, %ecx +8: movl $FUTEX_WAKE, %ecx xorl %esi, %esi movl $SYS_futex, %eax movl $0x7fffffff, %edx ENTER_KERNEL + xorl %eax, %eax + popl %ebx + popl %esi + ret + + .align 16 /* Unlock. */ 4: LOCK decl cond_lock-wakeup_seq(%ebx) @@ -98,10 +109,14 @@ __pthread_cond_broadcast: jmp 2b /* Unlock in loop requires waekup. */ -5: - leal cond_lock-wakeup_seq(%ebx), %eax +5: leal cond_lock-wakeup_seq(%ebx), %eax call __lll_mutex_unlock_wake jmp 6b + + /* Unlock in loop requires waekup. */ +7: leal cond_lock-wakeup_seq(%ebx), %eax + call __lll_mutex_unlock_wake + jmp 8b .size __pthread_cond_broadcast, .-__pthread_cond_broadcast versioned_symbol (libpthread, __pthread_cond_broadcast, pthread_cond_broadcast, GLIBC_2_3_2) |