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| author | phk <phk@FreeBSD.org> | 2002-09-27 20:23:35 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2002-09-27 20:23:35 +0000 |
| commit | 85fb4b059081dcaa7eec3259fff969374b3fe678 (patch) | |
| tree | e5bc727bb37c601050943f05285cd06de4e1c0ca /sys | |
| parent | 582654c68700a8447e4081ffee39cf5f79a8f672 (diff) | |
| download | FreeBSD-src-85fb4b059081dcaa7eec3259fff969374b3fe678.zip FreeBSD-src-85fb4b059081dcaa7eec3259fff969374b3fe678.tar.gz | |
Hook into the shutdown EVENTHANDLER and stop tasting things after we
get notified to make things settle a bit faster.
Sponsored by: DARPA & NAI Labs.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/geom/geom_event.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/geom/geom_event.c b/sys/geom/geom_event.c index ed06d14..ece6e49 100644 --- a/sys/geom/geom_event.c +++ b/sys/geom/geom_event.c @@ -54,6 +54,7 @@ #include <sys/kernel.h> #include <sys/lock.h> #include <sys/mutex.h> +#include <sys/eventhandler.h> #endif #include <sys/errno.h> #include <sys/time.h> @@ -65,6 +66,7 @@ static u_int g_pending_events, g_silence_events; static void g_do_event(struct g_event *ep); static TAILQ_HEAD(,g_provider) g_doorstep = TAILQ_HEAD_INITIALIZER(g_doorstep); static struct mtx g_eventlock; +static int g_shutdown; void g_silence(void) @@ -287,9 +289,23 @@ g_post_event(enum g_events ev, struct g_class *mp, struct g_geom *gp, struct g_p wakeup(&g_wait_event); } +#ifdef _KERNEL +static void +geom_shutdown(void *foo __unused) +{ + + g_shutdown = 1; +} +#endif + void g_event_init() { +#ifdef _KERNEL + + EVENTHANDLER_REGISTER(shutdown_pre_sync, geom_shutdown, NULL, + SHUTDOWN_PRI_FIRST); +#endif mtx_init(&g_eventlock, "GEOM orphanage", NULL, MTX_DEF); } |
