From: Dmitry Monakhov Date: Mon, 4 Mar 2013 05:50:47 +0000 (-0500) Subject: ext4: invalidate extent status tree during extent migration X-Git-Tag: firefly_0821_release~3680^2~864^2~16 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6ca470d7b5e7639b7925b3202e796282703b6d5d;p=firefly-linux-kernel-4.4.55.git ext4: invalidate extent status tree during extent migration mext_replace_branches() will change inode's extents layout so we have to drop corresponding cache. TESTCASE: 301'th xfstest was not yet accepted to official xfstest's branch and can be found here: https://github.com/dmonakhov/xfstests/commit/7b7efeee30a41109201e2040034e71db9b66ddc0 Signed-off-by: Dmitry Monakhov Signed-off-by: "Theodore Ts'o" Reviewed-by: Jan Kara --- diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c index d78c33eed7e5..c1f15b203e98 100644 --- a/fs/ext4/move_extent.c +++ b/fs/ext4/move_extent.c @@ -666,6 +666,14 @@ mext_replace_branches(handle_t *handle, struct inode *orig_inode, int replaced_count = 0; int dext_alen; + *err = ext4_es_remove_extent(orig_inode, from, count); + if (*err) + goto out; + + *err = ext4_es_remove_extent(donor_inode, from, count); + if (*err) + goto out; + /* Get the original extent for the block "orig_off" */ *err = get_ext_path(orig_inode, orig_off, &orig_path); if (*err)