- patches.suse/slab-handle-memoryless-nodes-v2a.patch: Refresh.

[linux-flexiantxendom0-3.2.10.git] / fs / reiserfs / dir.c

diff --git a/fs/reiserfs/dir.c b/fs/reiserfs/dir.c
index 6d2668f..c094f58 100644 (file)
--- a/fs/reiserfs/dir.c
+++ b/fs/reiserfs/dir.c
@@ -20,7 +20,7 @@ const struct file_operations reiserfs_dir_operations = {
        .read = generic_read_dir,
        .readdir = reiserfs_readdir,
        .fsync = reiserfs_dir_fsync,
-       .ioctl = reiserfs_ioctl,
+       .unlocked_ioctl = reiserfs_ioctl,
 #ifdef CONFIG_COMPAT
        .compat_ioctl = reiserfs_compat_ioctl,
 #endif
@@ -174,14 +174,22 @@ int reiserfs_readdir_dentry(struct dentry *dentry, void *dirent,
                                // user space buffer is swapped out. At that time
                                // entry can move to somewhere else
                                memcpy(local_buf, d_name, d_reclen);
+
+                               /*
+                                * Since filldir might sleep, we can release
+                                * the write lock here for other waiters
+                                */
+                               reiserfs_write_unlock(inode->i_sb);
                                if (filldir
                                    (dirent, local_buf, d_reclen, d_off, d_ino,
                                     DT_UNKNOWN) < 0) {
+                                       reiserfs_write_lock(inode->i_sb);
                                        if (local_buf != small_buf) {
                                                kfree(local_buf);
                                        }
                                        goto end;
                                }
+                               reiserfs_write_lock(inode->i_sb);
                                if (local_buf != small_buf) {
                                        kfree(local_buf);
                                }