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authorJames Morris <jmorris@namei.org>2011-01-09 23:46:24 +0100
committerJames Morris <jmorris@namei.org>2011-01-09 23:46:24 +0100
commitd2e7ad19229f982fc1eb731827d82ceac90abfb3 (patch)
tree98a3741b4d4b27a48b3c7ea9babe331e539416a8 /fs/nilfs2/super.c
parentMAINTAINERS: Add tomoyo-dev-en ML. (diff)
parentMerge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/hch/... (diff)
downloadlinux-d2e7ad19229f982fc1eb731827d82ceac90abfb3.tar.xz
linux-d2e7ad19229f982fc1eb731827d82ceac90abfb3.zip
Merge branch 'master' into next
Conflicts: security/smack/smack_lsm.c Verified and added fix by Stephen Rothwell <sfr@canb.auug.org.au> Ok'd by Casey Schaufler <casey@schaufler-ca.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs/nilfs2/super.c')
-rw-r--r--fs/nilfs2/super.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index f804d41ec9d3..e2dcc9c733f7 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -162,10 +162,13 @@ struct inode *nilfs_alloc_inode(struct super_block *sb)
return &ii->vfs_inode;
}
-void nilfs_destroy_inode(struct inode *inode)
+static void nilfs_i_callback(struct rcu_head *head)
{
+ struct inode *inode = container_of(head, struct inode, i_rcu);
struct nilfs_mdt_info *mdi = NILFS_MDT(inode);
+ INIT_LIST_HEAD(&inode->i_dentry);
+
if (mdi) {
kfree(mdi->mi_bgl); /* kfree(NULL) is safe */
kfree(mdi);
@@ -173,6 +176,11 @@ void nilfs_destroy_inode(struct inode *inode)
kmem_cache_free(nilfs_inode_cachep, NILFS_I(inode));
}
+void nilfs_destroy_inode(struct inode *inode)
+{
+ call_rcu(&inode->i_rcu, nilfs_i_callback);
+}
+
static int nilfs_sync_super(struct nilfs_sb_info *sbi, int flag)
{
struct the_nilfs *nilfs = sbi->s_nilfs;
@@ -838,7 +846,7 @@ static int nilfs_attach_snapshot(struct super_block *s, __u64 cno,
static int nilfs_tree_was_touched(struct dentry *root_dentry)
{
- return atomic_read(&root_dentry->d_count) > 1;
+ return root_dentry->d_count > 1;
}
/**