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author | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-30 18:25:18 +0200 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-05-11 04:18:32 +0200 |
commit | 6a9f40d6104d74b0eaa06cc59e2dcc8f2dde5e22 (patch) | |
tree | 2e4967d9d944b97013a5811da929feb74fb0e599 /fs | |
parent | do_last: regularize the logics around following symlinks (diff) | |
download | linux-6a9f40d6104d74b0eaa06cc59e2dcc8f2dde5e22.tar.xz linux-6a9f40d6104d74b0eaa06cc59e2dcc8f2dde5e22.zip |
namei: get rid of lookup_hash()
it's a convenient helper, but we'll want to shift nameidata
down the call chain, so it won't be available there...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/namei.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/fs/namei.c b/fs/namei.c index 54cbfe799249..1439aa3812e5 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2128,16 +2128,6 @@ int vfs_path_lookup(struct dentry *dentry, struct vfsmount *mnt, } EXPORT_SYMBOL(vfs_path_lookup); -/* - * Restricted form of lookup. Doesn't follow links, single-component only, - * needs parent already locked. Doesn't follow mounts. - * SMP-safe. - */ -static struct dentry *lookup_hash(struct nameidata *nd) -{ - return __lookup_hash(&nd->last, nd->path.dentry, nd->flags); -} - /** * lookup_one_len - filesystem helper to lookup single pathname component * @name: pathname component to lookup @@ -3351,7 +3341,7 @@ static struct dentry *filename_create(int dfd, struct filename *name, * Do the final lookup. */ mutex_lock_nested(&nd.path.dentry->d_inode->i_mutex, I_MUTEX_PARENT); - dentry = lookup_hash(&nd); + dentry = __lookup_hash(&nd.last, nd.path.dentry, nd.flags); if (IS_ERR(dentry)) goto unlock; @@ -3665,7 +3655,7 @@ retry: goto exit1; mutex_lock_nested(&nd.path.dentry->d_inode->i_mutex, I_MUTEX_PARENT); - dentry = lookup_hash(&nd); + dentry = __lookup_hash(&nd.last, nd.path.dentry, nd.flags); error = PTR_ERR(dentry); if (IS_ERR(dentry)) goto exit2; @@ -3785,7 +3775,7 @@ retry: goto exit1; retry_deleg: mutex_lock_nested(&nd.path.dentry->d_inode->i_mutex, I_MUTEX_PARENT); - dentry = lookup_hash(&nd); + dentry = __lookup_hash(&nd.last, nd.path.dentry, nd.flags); error = PTR_ERR(dentry); if (!IS_ERR(dentry)) { /* Why not before? Because we want correct error value */ @@ -4304,7 +4294,7 @@ retry: retry_deleg: trap = lock_rename(new_dir, old_dir); - old_dentry = lookup_hash(&oldnd); + old_dentry = __lookup_hash(&oldnd.last, oldnd.path.dentry, oldnd.flags); error = PTR_ERR(old_dentry); if (IS_ERR(old_dentry)) goto exit3; @@ -4312,7 +4302,7 @@ retry_deleg: error = -ENOENT; if (d_is_negative(old_dentry)) goto exit4; - new_dentry = lookup_hash(&newnd); + new_dentry = __lookup_hash(&newnd.last, newnd.path.dentry, newnd.flags); error = PTR_ERR(new_dentry); if (IS_ERR(new_dentry)) goto exit4; |