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authorAl Viro <viro@zeniv.linux.org.uk>2013-10-03 18:46:44 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2013-10-25 05:43:27 +0200
commitbaa40671d3e3b590a33b2c0e022db61cbebf5c00 (patch)
tree7cf63d16ee78ed0fcb1a31f58de25ea4098fb636 /fs/autofs4/autofs_i.h
parentadfs: delayed freeing of sbi (diff)
downloadlinux-baa40671d3e3b590a33b2c0e022db61cbebf5c00.tar.xz
linux-baa40671d3e3b590a33b2c0e022db61cbebf5c00.zip
autofs4: make freeing sbi rcu-delayed
makes ->d_managed() safety in RCU mode independent from vfsmount_lock Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/autofs4/autofs_i.h')
-rw-r--r--fs/autofs4/autofs_i.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index ebab147e9700..4218e26df916 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -122,6 +122,7 @@ struct autofs_sb_info {
spinlock_t lookup_lock;
struct list_head active_list;
struct list_head expiring_list;
+ struct rcu_head rcu;
};
static inline struct autofs_sb_info *autofs4_sbi(struct super_block *sb)