From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: [PATCH 1/2] btrfs: fix arguments to btrfs_wait_on_page_writeback_range Date: Wed, 30 Sep 2009 21:59:20 +0200 Message-ID: <20090930195920.GA16396@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: linux-btrfs@vger.kernel.org Return-path: List-ID: wait_on_page_writeback_range/btrfs_wait_on_page_writeback_range takes a pagecache offset, not a byte offset into the file. Shift the arguments around to wait for the correct range Signed-off-by: Christoph Hellwig Index: linux-2.6/fs/btrfs/disk-io.c =================================================================== --- linux-2.6.orig/fs/btrfs/disk-io.c 2009-09-30 13:54:10.101028559 -0300 +++ linux-2.6/fs/btrfs/disk-io.c 2009-09-30 13:55:25.396005824 -0300 @@ -829,7 +829,9 @@ int btrfs_write_tree_block(struct extent int btrfs_wait_tree_block_writeback(struct extent_buffer *buf) { return btrfs_wait_on_page_writeback_range(buf->first_page->mapping, - buf->start, buf->start + buf->len - 1); + buf->start >> PAGE_CACHE_SHIFT, + (buf->start + buf->len - 1) >> + PAGE_CACHE_SHIFT); } struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,