reiserfs: make per-inode xattr locking more fine grained

The per-inode locking can be made more fine-grained to surround just the
interaction with the filesystem itself.  This really only applies to
protecting reads during a write, since concurrent writes are barred with
inode->i_mutex at the vfs level.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/reiserfs_fs_i.h b/include/linux/reiserfs_fs_i.h
index 201dd91..76360b3 100644
--- a/include/linux/reiserfs_fs_i.h
+++ b/include/linux/reiserfs_fs_i.h
@@ -59,7 +59,7 @@
 	struct posix_acl *i_acl_default;
 #endif
 #ifdef CONFIG_REISERFS_FS_XATTR
-	struct rw_semaphore xattr_sem;
+	struct rw_semaphore i_xattr_sem;
 #endif
 	struct inode vfs_inode;
 };