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authorMiklos Szeredi <mszeredi@suse.cz>2011-11-21 12:11:30 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-06 23:20:12 -0500
commit39f7c4db1d2d9e2e2a90abdf34811783089d217d (patch)
treecbc3496ce21e26b5891bb4c4d4155853317ddfb3 /fs/mount.h
parent34c80b1d93e6e20ca9dea0baf583a5b5510d92d4 (diff)
downloadlinux-39f7c4db1d2d9e2e2a90abdf34811783089d217d.tar.bz2
vfs: keep list of mounts for each superblock
Keep track of vfsmounts belonging to a superblock. List is protected by vfsmount_lock. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Tested-by: Toshiyuki Okajima <toshi.okajima@jp.fujitsu.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/mount.h')
-rw-r--r--fs/mount.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/mount.h b/fs/mount.h
index 0921b51e27e2..4ef36d93e5a2 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -29,6 +29,7 @@ struct mount {
#endif
struct list_head mnt_mounts; /* list of children, anchored here */
struct list_head mnt_child; /* and going through their mnt_child */
+ struct list_head mnt_instance; /* mount instance on sb->s_mounts */
const char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */
struct list_head mnt_list;
struct list_head mnt_expire; /* link in fs-specific expiry list */