diff options
| author | Philip Guenthe <guenther@cvs.openbsd.org> | 2011-09-05 21:24:25 +0000 |
|---|---|---|
| committer | Philip Guenthe <guenther@cvs.openbsd.org> | 2011-09-05 21:24:25 +0000 |
| commit | 365a9d93af66515d1bf1f7f107ce9a090cf1029c (patch) | |
| tree | 76a75af852665988a12f64fcfc4849bd879dfbb1 /lib | |
| parent | 1781b2b10cfcdd88b814ab250fbad234b8af23e7 (diff) | |
The scheduling loop can change errno, so we need to restore it even
when not switching threads; issue observed by fgsch@
ok marc@
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libpthread/uthread/uthread_kern.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/libpthread/uthread/uthread_kern.c b/lib/libpthread/uthread/uthread_kern.c index dab360b40fe..80b873ee633 100644 --- a/lib/libpthread/uthread/uthread_kern.c +++ b/lib/libpthread/uthread/uthread_kern.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uthread_kern.c,v 1.38 2011/07/07 09:25:16 guenther Exp $ */ +/* $OpenBSD: uthread_kern.c,v 1.39 2011/09/05 21:24:24 guenther Exp $ */ /* * Copyright (c) 1995-1998 John Birrell <jb@cimlogic.com.au> * All rights reserved. @@ -467,6 +467,9 @@ _thread_kern_sched(struct sigcontext * scp) curthread->slice_usec = 0; } + /* Restore errno. */ + errno = curthread->error; + /* * If we're 'switching' to the current thread, * then don't bother with the save/restore @@ -474,9 +477,6 @@ _thread_kern_sched(struct sigcontext * scp) if (curthread == old_thread_run) goto after_switch; - /* Restore errno. */ - errno = curthread->error; - /* Restore floating point state. */ _thread_machdep_restore_float_state(&curthread->_machdep); |