diff options
| author |   miod <miod@openbsd.org> | 2006-07-19 20:41:34 +0000 |
|---|---|---|
| committer | miod <miod@openbsd.org> | 2006-07-19 20:41:34 +0000 |
| commit | 7621fd6323ea1ce2b1de91cd5488d7eb93e28d29 (patch) | |
| tree | a45828d5997428d5d796a6ee5c35a64d1c7300e8 | |
| parent | Trivial simplification in the signal delivery code; shave one instruction (diff) | |
| download | wireguard-openbsd-7621fd6323ea1ce2b1de91cd5488d7eb93e28d29.tar.xz wireguard-openbsd-7621fd6323ea1ce2b1de91cd5488d7eb93e28d29.zip | |
Actually we can optimize further an assignment in sendsig().
| -rw-r--r-- | sys/arch/vax/vax/machdep.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/sys/arch/vax/vax/machdep.c b/sys/arch/vax/vax/machdep.c index 74cc151a835..1ae3f85ec82 100644 --- a/sys/arch/vax/vax/machdep.c +++ b/sys/arch/vax/vax/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.82 2006/07/19 20:38:33 miod Exp $ */ +/* $OpenBSD: machdep.c,v 1.83 2006/07/19 20:41:34 miod Exp $ */ /* $NetBSD: machdep.c,v 1.108 2000/09/13 15:00:23 thorpej Exp $ */ /* @@ -473,13 +473,6 @@ sendsig(catcher, sig, mask, code, type, val) /* Set up positions for structs on stack */ sigf = (struct sigframe *) (cursp - sizeof(struct sigframe)); - /* - * Place sp at the beginning of sigf; this ensures that possible - * further calls to sendsig won't overwrite this struct - * sigframe/struct sigcontext pair with their own. - */ - cursp = (unsigned) sigf; - bzero(&gsigf, sizeof gsigf); gsigf.sf_arg = (register_t)&sigf->sf_sc; gsigf.sf_pc = (register_t)catcher; @@ -508,6 +501,11 @@ sendsig(catcher, sig, mask, code, type, val) syscf->pc = p->p_sigcode; syscf->psl = PSL_U | PSL_PREVU; + /* + * Place sp at the beginning of sigf; this ensures that possible + * further calls to sendsig won't overwrite this struct + * sigframe/struct sigcontext pair with their own. + */ syscf->sp = syscf->ap = (unsigned) sigf + offsetof(struct sigframe, sf_pc); |