Author: mav
Date: Fri Apr 12 17:15:47 2013
New Revision: 249414
URL: http://svnweb.freebsd.org/changeset/base/249414
Log:
MFC r249161:
Following r241022, replace iteration over the provider list on media events
by taking first one and asserting that there is no others.
Modified:
stable/9/sys/geom/geom_disk.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/geom/geom_disk.c
==============================================================================
--- stable/9/sys/geom/geom_disk.c Fri Apr 12 17:01:07 2013
(r249413)
+++ stable/9/sys/geom/geom_disk.c Fri Apr 12 17:15:47 2013
(r249414)
@@ -657,8 +657,12 @@ disk_media_changed(struct disk *dp, int
gp = dp->d_geom;
if (gp != NULL) {
- LIST_FOREACH(pp, &gp->provider, provider)
+ pp = LIST_FIRST(&gp->provider);
+ if (pp != NULL) {
+ KASSERT(LIST_NEXT(pp, provider) == NULL,
+ ("geom %p has more than one provider", gp));
g_media_changed(pp, flag);
+ }
}
}
@@ -670,8 +674,12 @@ disk_media_gone(struct disk *dp, int fla
gp = dp->d_geom;
if (gp != NULL) {
- LIST_FOREACH(pp, &gp->provider, provider)
+ pp = LIST_FIRST(&gp->provider);
+ if (pp != NULL) {
+ KASSERT(LIST_NEXT(pp, provider) == NULL,
+ ("geom %p has more than one provider", gp));
g_media_gone(pp, flag);
+ }
}
}
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