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authorMiklos Szeredi2011-11-21 12:11:30 +0100
committerAl Viro2012-01-06 23:20:12 -0500
commit39f7c4db1d2d9e2e2a90abdf34811783089d217d (patch)
treecbc3496ce21e26b5891bb4c4d4155853317ddfb3 /include/linux
parent34c80b1d93e6e20ca9dea0baf583a5b5510d92d4 (diff)
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 'include/linux')
-rw-r--r--include/linux/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index cc1021fd19ef..03385acd71e8 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1428,6 +1428,7 @@ struct super_block {
#else
struct list_head s_files;
#endif
+ struct list_head s_mounts; /* list of mounts; _not_ for fs use */
/* s_dentry_lru, s_nr_dentry_unused protected by dcache.c lru locks */
struct list_head s_dentry_lru; /* unused dentry lru */
int s_nr_dentry_unused; /* # of dentry on lru */