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Code Issues Releases Activity

Hold the root mount while we're tasting. It is possible

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that a nested partition (typically the BSD disklabel)
is not done tasting while the root file system is being
mounted. While this is rare, it's still possible.
This commit is contained in:
Marcel Moolenaar 2008-09-27 19:29:52 +00:00
parent 47505890d6
commit a455de093b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=183419
1 changed files with 4 additions and 0 deletions
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4
sys/geom/part/g_part.c
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@ -1443,6 +1443,7 @@ g_part_taste(struct g_class *mp, struct g_provider *pp, int flags __unused)
struct g_geom *gp;
struct g_part_entry *entry;
struct g_part_table *table;
struct root_hold_token *rht;
int attr, depth;
int error;
@ -1464,6 +1465,7 @@ g_part_taste(struct g_class *mp, struct g_provider *pp, int flags __unused)
return (NULL);
}
rht = root_mount_hold(mp->name);
g_topology_unlock();
/*
@ -1516,11 +1518,13 @@ g_part_taste(struct g_class *mp, struct g_provider *pp, int flags __unused)
g_part_new_provider(gp, table, entry);
}
root_mount_rel(rht);
g_access(cp, -1, 0, 0);
return (gp);
fail:
g_topology_lock();
root_mount_rel(rht);
g_access(cp, -1, 0, 0);
g_part_wither(gp, error);
return (NULL);