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authorJeff Layton <jlayton@redhat.com>2012-11-28 11:30:53 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-12-20 13:57:36 -0500
commit39e3c9553f34381a1b664c27b0c696a266a5735e (patch)
treef754789dccac7a017ee8feb602b01dd42b73023d /fs/btrfs
parent741b7c3f77937b2fb7c10aeb4c5c621463582583 (diff)
downloadop-kernel-dev-39e3c9553f34381a1b664c27b0c696a266a5735e.zip
op-kernel-dev-39e3c9553f34381a1b664c27b0c696a266a5735e.tar.gz
vfs: remove DCACHE_NEED_LOOKUP
The code that relied on that flag was ripped out of btrfs quite some time ago, and never added back. Josef indicated that he was going to take a different approach to the problem in btrfs, and that we could just eliminate this flag. Cc: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/inode.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 67ed24a..16d9e8e 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4262,16 +4262,7 @@ struct inode *btrfs_lookup_dentry(struct inode *dir, struct dentry *dentry)
if (dentry->d_name.len > BTRFS_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
- if (unlikely(d_need_lookup(dentry))) {
- memcpy(&location, dentry->d_fsdata, sizeof(struct btrfs_key));
- kfree(dentry->d_fsdata);
- dentry->d_fsdata = NULL;
- /* This thing is hashed, drop it for now */
- d_drop(dentry);
- } else {
- ret = btrfs_inode_by_name(dir, dentry, &location);
- }
-
+ ret = btrfs_inode_by_name(dir, dentry, &location);
if (ret < 0)
return ERR_PTR(ret);
@@ -4341,11 +4332,6 @@ static struct dentry *btrfs_lookup(struct inode *dir, struct dentry *dentry,
struct dentry *ret;
ret = d_splice_alias(btrfs_lookup_dentry(dir, dentry), dentry);
- if (unlikely(d_need_lookup(dentry))) {
- spin_lock(&dentry->d_lock);
- dentry->d_flags &= ~DCACHE_NEED_LOOKUP;
- spin_unlock(&dentry->d_lock);
- }
return ret;
}
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