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ksiginfo_put(): only copy what's needed of ksiginfo_t, to slightly optimize

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the operation, and improve code readability at the same time
This commit is contained in:
jdolecek 2003-10-30 16:32:58 +00:00
parent 61ea2c0760
commit 5a9f1cf173
1 changed files with 4 additions and 6 deletions
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10
sys/kern/kern_sig.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_sig.c,v 1.171 2003/10/25 16:50:37 jdolecek Exp $ */
/* $NetBSD: kern_sig.c,v 1.172 2003/10/30 16:32:58 jdolecek Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1993
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_sig.c,v 1.171 2003/10/25 16:50:37 jdolecek Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_sig.c,v 1.172 2003/10/30 16:32:58 jdolecek Exp $");
#include "opt_ktrace.h"
#include "opt_compat_sunos.h"
@ -154,10 +154,8 @@ ksiginfo_put(struct proc *p, const ksiginfo_t *ksi)
{
CIRCLEQ_FOREACH(kp, &p->p_sigctx.ps_siginfo, ksi_list) {
if (kp->ksi_signo == ksi->ksi_signo) {
CIRCLEQ_ENTRY(ksiginfo) sv;
(void)memcpy(&sv, &kp->ksi_list, sizeof(sv));
*kp = *ksi;
(void)memcpy(&kp->ksi_list, &sv, sizeof(sv));
kp->ksi_info = ksi->ksi_info;
kp->ksi_flags = ksi->ksi_flags;
goto out;
}
}