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authortrasz <trasz@FreeBSD.org>2015-08-24 14:04:44 +0000
committertrasz <trasz@FreeBSD.org>2015-08-24 14:04:44 +0000
commitdb61d1271ad0bc51e60afe181a45a7318591dad6 (patch)
treed95d07f56868670d6c6425291bd0a2c8591a9df2 /sys/fs
parent9f7d9cbb18b74b7bd2911a630af5dd0b8479f8fe (diff)
downloadFreeBSD-src-db61d1271ad0bc51e60afe181a45a7318591dad6.zip
FreeBSD-src-db61d1271ad0bc51e60afe181a45a7318591dad6.tar.gz
Make it possible to forcibly unmount devfs.
MFC after: 1 month Sponsored by: The FreeBSD Foundation
Diffstat (limited to 'sys/fs')
-rw-r--r--sys/fs/devfs/devfs_vfsops.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/fs/devfs/devfs_vfsops.c b/sys/fs/devfs/devfs_vfsops.c
index 85ff158..c704c5e 100644
--- a/sys/fs/devfs/devfs_vfsops.c
+++ b/sys/fs/devfs/devfs_vfsops.c
@@ -182,6 +182,8 @@ devfs_unmount(struct mount *mp, int mntflags)
fmp = VFSTODEVFS(mp);
KASSERT(fmp->dm_mount != NULL,
("devfs_unmount unmounted devfs_mount"));
+ if (mntflags & MNT_FORCE)
+ flags |= FORCECLOSE;
/* There is 1 extra root vnode reference from devfs_mount(). */
error = vflush(mp, 1, flags, curthread);
if (error)
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