Btrfs: don't log the inode in file_write while growing the file

f597bb19 · Chris Mason · 978d910d · f597bb19
Commit f597bb19 authored Jun 27, 2009 by Chris Mason
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fs/btrfs/file.c fs/btrfs/file.c +4 -1

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--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -151,7 +151,10 @@ static noinline int dirty_and_release_pages(struct btrfs_trans_handle *trans,
 	}
 	if (end_pos > isize) {
 		i_size_write(inode, end_pos);
-		btrfs_update_inode(trans, root, inode);
+		/* we've only changed i_size in ram, and we haven't updated
+		 * the disk i_size.  There is no need to log the inode
+		 * at this time.
+		 */
 	}
 	err = btrfs_end_transaction(trans, root);
 out_unlock: