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make freeing super_block rcu-delayed

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
master
Al Viro 8 years ago
parent
commit
e2fec7c355
  1. 2
      fs/super.c
  2. 1
      include/linux/fs.h

2
fs/super.c

@ -149,7 +149,7 @@ static void destroy_super(struct super_block *s)
WARN_ON(!list_empty(&s->s_mounts));
kfree(s->s_subtype);
kfree(s->s_options);
kfree(s);
kfree_rcu(s, rcu);
}
/**

1
include/linux/fs.h

@ -1330,6 +1330,7 @@ struct super_block {
*/
struct list_lru s_dentry_lru ____cacheline_aligned_in_smp;
struct list_lru s_inode_lru ____cacheline_aligned_in_smp;
struct rcu_head rcu;
};
extern struct timespec current_fs_time(struct super_block *sb);

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