path: root/include
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authorAl Viro <viro@zeniv.linux.org.uk>2008-03-21 23:59:49 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2008-03-27 20:47:46 -0400
commit7c4b93d8269b9d35971a8239426b1f6ddc3d5ef7 (patch)
treea3309f9237f9d67af000e484bef9c19a7951750a /include
parent1a39068954e33f4bf3e09375a8112dcc801c4688 (diff)
[PATCH] count ghost references to vfsmounts
make propagate_mount_busy() exclude references from the vfsmounts that had been isolated by umount_tree() and are just waiting for release_mounts() to dispose of their ->mnt_parent/->mnt_mountpoint. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include')
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 6d3047d8c91c..dac5e67ff3ee 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -61,6 +61,7 @@ struct vfsmount {
atomic_t mnt_count;
int mnt_expiry_mark; /* true if marked for expiry */
int mnt_pinned;
+ int mnt_ghosts;
static inline struct vfsmount *mntget(struct vfsmount *mnt)

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