From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Sandeen Subject: [PATCH 2/3] libext2fs: allow ext2fs_extent_insert to split if needed Date: Thu, 15 May 2008 13:17:43 -0500 Message-ID: <1210875464-25552-3-git-send-email-sandeen@redhat.com> References: <1210875464-25552-1-git-send-email-sandeen@redhat.com> To: sandeen@redhat.com Return-path: Received: from mx1.redhat.com ([66.187.233.31]:41362 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752546AbYEOSTJ (ORCPT ); Thu, 15 May 2008 14:19:09 -0400 In-Reply-To: <1210875464-25552-1-git-send-email-sandeen@redhat.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: If ext2fs_extent_insert finds that the requested node for insertion is full, it will currently fail. With this patch it will split as necessary to make room. Signed-off-by: Eric Sandeen --- lib/ext2fs/extent.c | 11 ++++++++--- 1 files changed, 8 insertions(+), 3 deletions(-) diff --git a/lib/ext2fs/extent.c b/lib/ext2fs/extent.c index 41b5307..8a6eaa2 100644 --- a/lib/ext2fs/extent.c +++ b/lib/ext2fs/extent.c @@ -894,8 +894,13 @@ errcode_t ext2fs_extent_insert(ext2_extent_handle_t handle, int flags, path = handle->path + handle->level; - if (path->entries >= path->max_entries) - return EXT2_ET_CANT_INSERT_EXTENT; + if (path->entries >= path->max_entries) { + dbg_printf("node full - splitting\n"); + retval = ext2fs_node_split(handle, 0); + if (retval) + goto errout; + path = handle->path + handle->level; + } eh = (struct ext3_extent_header *) path->buf; if (path->curr) { @@ -1245,7 +1250,7 @@ void do_insert_node(int argc, char *argv[]) } if (argc != 4) { - fprintf(stderr, "usage: %s \n", cmd); + fprintf(stderr, "usage: %s [--after] \n", cmd); return; } -- 1.5.4.1