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authorEvgeniy Polyakov <zbr@ioremap.net>2009-03-27 15:04:19 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2009-04-17 11:06:28 -0700
commitf3b8fa701b4bd8ec6d378896ad005f01e8382381 (patch)
treed330e215ee3cf4202624b731af428a8152821ec2 /drivers
parent288a9a8955cd28bf6a0f48ec821cf9028e96081b (diff)
downloadblackbird-op-linux-f3b8fa701b4bd8ec6d378896ad005f01e8382381.tar.gz
blackbird-op-linux-f3b8fa701b4bd8ec6d378896ad005f01e8382381.zip
Staging: Pohmelfs: Move parent lock to the place where we really have to send a lookup request to the server.
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/staging/pohmelfs/dir.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/staging/pohmelfs/dir.c b/drivers/staging/pohmelfs/dir.c
index 7a41183a32e1..26da75ca1f57 100644
--- a/drivers/staging/pohmelfs/dir.c
+++ b/drivers/staging/pohmelfs/dir.c
@@ -389,11 +389,11 @@ static int pohmelfs_readdir(struct file *file, void *dirent, filldir_t filldir)
dprintk("%s: parent: %llu, fpos: %llu, hash: %08lx.\n",
__func__, pi->ino, (u64)file->f_pos,
(unsigned long)file->private_data);
-
+#if 0
err = pohmelfs_data_lock(pi, 0, ~0, POHMELFS_READ_LOCK);
if (err)
return err;
-
+#endif
err = pohmelfs_sync_remote_dir(pi);
if (err)
return err;
@@ -513,10 +513,6 @@ struct dentry *pohmelfs_lookup(struct inode *dir, struct dentry *dentry, struct
need_lock = pohmelfs_need_lock(parent, lock_type);
- err = pohmelfs_data_lock(parent, 0, ~0, lock_type);
- if (err)
- goto out;
-
str.hash = jhash(dentry->d_name.name, dentry->d_name.len, 0);
mutex_lock(&parent->offset_lock);
@@ -525,7 +521,7 @@ struct dentry *pohmelfs_lookup(struct inode *dir, struct dentry *dentry, struct
ino = n->ino;
mutex_unlock(&parent->offset_lock);
- dprintk("%s: 1 ino: %lu, inode: %p, name: '%s', hash: %x, parent_state: %lx.\n",
+ dprintk("%s: start ino: %lu, inode: %p, name: '%s', hash: %x, parent_state: %lx.\n",
__func__, ino, inode, str.name, str.hash, parent->state);
if (ino) {
@@ -534,7 +530,7 @@ struct dentry *pohmelfs_lookup(struct inode *dir, struct dentry *dentry, struct
goto out;
}
- dprintk("%s: dir: %p, dir_ino: %llu, name: '%s', len: %u, dir_state: %lx, ino: %lu.\n",
+ dprintk("%s: no inode dir: %p, dir_ino: %llu, name: '%s', len: %u, dir_state: %lx, ino: %lu.\n",
__func__, dir, parent->ino,
str.name, str.len, parent->state, ino);
@@ -543,6 +539,10 @@ struct dentry *pohmelfs_lookup(struct inode *dir, struct dentry *dentry, struct
goto out;
}
+ err = pohmelfs_data_lock(parent, 0, ~0, lock_type);
+ if (err)
+ goto out;
+
err = pohmelfs_lookup_single(parent, &str, ino);
if (err)
goto out;
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