From: Miklos Szeredi <mszeredi@xxxxxxx>
Introduce path_rmdir().
The only user of vfs_rmdir() remaining is reiserfs_delete_xattrs().
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
---
fs/ecryptfs/inode.c | 13 +++++++------
fs/namei.c | 20 ++++++++++++++------
fs/nfsd/nfs4recover.c | 3 ++-
fs/nfsd/vfs.c | 5 ++++-
include/linux/fs.h | 1 +
5 files changed, 28 insertions(+), 14 deletions(-)
Index: vfs-2.6/fs/namei.c
===================================================================
--- vfs-2.6.orig/fs/namei.c 2008-04-02 21:10:28.000000000 +0200
+++ vfs-2.6/fs/namei.c 2008-04-02 21:13:30.000000000 +0200
@@ -2255,6 +2255,19 @@ int vfs_rmdir(struct inode *dir, struct
return error;
}
+int path_rmdir(struct path *dir_path, struct dentry *dentry)
+{
+ int error = mnt_want_write(dir_path->mnt);
+
+ if (!error) {
+ error = vfs_rmdir(dir_path->dentry->d_inode, dentry);
+ mnt_drop_write(dir_path->mnt);
+ }
+
+ return error;
+}
+EXPORT_SYMBOL(path_rmdir);
+
static long do_rmdir(int dfd, const char __user *pathname)
{
int error = 0;
@@ -2286,12 +2299,7 @@ static long do_rmdir(int dfd, const char
error = PTR_ERR(dentry);
if (IS_ERR(dentry))
goto exit2;
- error = mnt_want_write(nd.path.mnt);
- if (error)
- goto exit3;
- error = vfs_rmdir(nd.path.dentry->d_inode, dentry);
- mnt_drop_write(nd.path.mnt);
-exit3:
+ error = path_rmdir(&nd.path, dentry);
dput(dentry);
exit2:
mutex_unlock(&nd.path.dentry->d_inode->i_mutex);
Index: vfs-2.6/fs/ecryptfs/inode.c
===================================================================
--- vfs-2.6.orig/fs/ecryptfs/inode.c 2008-04-02 21:10:28.000000000 +0200
+++ vfs-2.6/fs/ecryptfs/inode.c 2008-04-02 21:13:30.000000000 +0200
@@ -511,20 +511,21 @@ out:
static int ecryptfs_rmdir(struct inode *dir, struct dentry *dentry)
{
struct dentry *lower_dentry;
- struct dentry *lower_dir_dentry;
+ struct path lower_dir;
int rc;
lower_dentry = ecryptfs_dentry_to_lower(dentry);
dget(dentry);
- lower_dir_dentry = lock_parent(lower_dentry);
+ lower_dir.mnt = ecryptfs_dentry_to_lower_mnt(dentry);
+ lower_dir.dentry = lock_parent(lower_dentry);
dget(lower_dentry);
- rc = vfs_rmdir(lower_dir_dentry->d_inode, lower_dentry);
+ rc = path_rmdir(&lower_dir, lower_dentry);
dput(lower_dentry);
if (!rc)
d_delete(lower_dentry);
- fsstack_copy_attr_times(dir, lower_dir_dentry->d_inode);
- dir->i_nlink = lower_dir_dentry->d_inode->i_nlink;
- unlock_dir(lower_dir_dentry);
+ fsstack_copy_attr_times(dir, lower_dir.dentry->d_inode);
+ dir->i_nlink = lower_dir.dentry->d_inode->i_nlink;
+ unlock_dir(lower_dir.dentry);
if (!rc)
d_drop(dentry);
dput(dentry);
Index: vfs-2.6/fs/nfsd/nfs4recover.c
===================================================================
--- vfs-2.6.orig/fs/nfsd/nfs4recover.c 2008-04-02 21:10:28.000000000 +0200
+++ vfs-2.6/fs/nfsd/nfs4recover.c 2008-04-02 21:13:30.000000000 +0200
@@ -267,6 +267,7 @@ nfsd4_remove_clid_file(struct dentry *di
static int
nfsd4_clear_clid_dir(struct dentry *dir, struct dentry *dentry)
{
+ struct path dir_path = { .dentry = dir, .mnt = rec_dir.path.mnt };
int status;
/* For now this directory should already be empty, but we empty it of
@@ -274,7 +275,7 @@ nfsd4_clear_clid_dir(struct dentry *dir,
* a kernel from the future.... */
nfsd4_list_rec_dir(dentry, nfsd4_remove_clid_file);
mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
- status = vfs_rmdir(dir->d_inode, dentry);
+ status = path_rmdir(&dir_path, dentry);
mutex_unlock(&dir->d_inode->i_mutex);
return status;
}
Index: vfs-2.6/fs/nfsd/vfs.c
===================================================================
--- vfs-2.6.orig/fs/nfsd/vfs.c 2008-04-02 21:10:28.000000000 +0200
+++ vfs-2.6/fs/nfsd/vfs.c 2008-04-02 21:13:30.000000000 +0200
@@ -1732,6 +1732,7 @@ __be32
nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
char *fname, int flen)
{
+ struct path dir_path;
struct dentry *dentry, *rdentry;
struct inode *dirp;
__be32 err;
@@ -1762,6 +1763,8 @@ nfsd_unlink(struct svc_rqst *rqstp, stru
if (!type)
type = rdentry->d_inode->i_mode & S_IFMT;
+ dir_path.mnt = fhp->fh_export->ex_path.mnt;
+ dir_path.dentry = dentry;
if (type != S_IFDIR) { /* It's UNLINK */
#ifdef MSNFS
if ((fhp->fh_export->ex_flags & NFSEXP_MSNFS) &&
@@ -1771,7 +1774,7 @@ nfsd_unlink(struct svc_rqst *rqstp, stru
#endif
host_err = vfs_unlink(dirp, rdentry);
} else { /* It's RMDIR */
- host_err = vfs_rmdir(dirp, rdentry);
+ host_err = path_rmdir(&dir_path, rdentry);
}
dput(rdentry);
Index: vfs-2.6/include/linux/fs.h
===================================================================
--- vfs-2.6.orig/include/linux/fs.h 2008-04-02 21:10:28.000000000 +0200
+++ vfs-2.6/include/linux/fs.h 2008-04-02 21:13:30.000000000 +0200
@@ -1130,6 +1130,7 @@ extern int path_mknod(struct path *, str
extern int vfs_symlink(struct inode *, struct dentry *, const char *, int);
extern int vfs_link(struct dentry *, struct inode *, struct dentry *);
extern int vfs_rmdir(struct inode *, struct dentry *);
+extern int path_rmdir(struct path *, struct dentry *);
extern int vfs_unlink(struct inode *, struct dentry *);
extern int vfs_rename(struct inode *, struct dentry *, struct inode *, struct dentry *);
--
--
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