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| author |   art <art@openbsd.org> | 2000-09-07 19:07:00 +0000 |
|---|---|---|
| committer | art <art@openbsd.org> | 2000-09-07 19:07:00 +0000 |
| commit | 04fe8f2b5c54bec9b5eed77dae72c434c83e0fcc (patch) | |
| tree | fd3e103742ac8ca7f1829811394d7846622638d8 | |
| parent | avoid excessive wakeup(). we think this is safe... (diff) | |
| download | wireguard-openbsd-04fe8f2b5c54bec9b5eed77dae72c434c83e0fcc.tar.xz wireguard-openbsd-04fe8f2b5c54bec9b5eed77dae72c434c83e0fcc.zip | |
Put powerhooks on a CIRCLEQ instead of LIST.
Use FOREACH macros instead of walking the list manually.
| -rw-r--r-- | sys/kern/kern_subr.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/sys/kern/kern_subr.c b/sys/kern/kern_subr.c index d9f735b6109..a26346a3ef2 100644 --- a/sys/kern/kern_subr.c +++ b/sys/kern/kern_subr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_subr.c,v 1.14 2000/09/07 18:39:13 art Exp $ */ +/* $OpenBSD: kern_subr.c,v 1.15 2000/09/07 19:07:00 art Exp $ */ /* $NetBSD: kern_subr.c,v 1.15 1996/04/09 17:21:56 ragge Exp $ */ /* @@ -262,12 +262,13 @@ doshutdownhooks() */ struct powerhook_desc { - LIST_ENTRY(powerhook_desc) sfd_list; + CIRCLEQ_ENTRY(powerhook_desc) sfd_list; void (*sfd_fn) __P((int, void *)); void *sfd_arg; }; -LIST_HEAD(, powerhook_desc) powerhook_list; +CIRCLEQ_HEAD(, powerhook_desc) powerhook_list = + CIRCLEQ_HEAD_INITIALIZER(powerhook_list); void * powerhook_establish(fn, arg) @@ -283,7 +284,7 @@ powerhook_establish(fn, arg) ndp->sfd_fn = fn; ndp->sfd_arg = arg; - LIST_INSERT_HEAD(&powerhook_list, ndp, sfd_list); + CIRCLEQ_INSERT_HEAD(&powerhook_list, ndp, sfd_list); return (ndp); } @@ -295,15 +296,15 @@ powerhook_disestablish(vhook) #ifdef DIAGNOSTIC struct powerhook_desc *dp; - for (dp = powerhook_list.lh_first; dp != NULL; - dp = dp->sfd_list.le_next) + CIRCLEQ_FOREACH(dp, &powerhook_list, sfd_list) if (dp == vhook) break; if (dp == NULL) panic("powerhook_disestablish: hook not established"); #endif - LIST_REMOVE((struct powerhook_desc *)vhook, sfd_list); + CIRCLEQ_REMOVE(&powerhook_list, (struct powerhook_desc *)vhook, + sfd_list); free(vhook, M_DEVBUF); } @@ -318,9 +319,7 @@ dopowerhooks(why) int s; s = splhigh(); - for (dp = LIST_FIRST(&powerhook_list); - dp != NULL; - dp = LIST_NEXT(dp, sfd_list)) { + CIRCLEQ_FOREACH(dp, &powerhook_list, sfd_list) { (*dp->sfd_fn)(why, dp->sfd_arg); } splx(s); |