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(parent: 7043608) | patch
Btrfs: add WARN_ONCE to detect unexpected error from merge_extent_mapping
authorLiu Bo <bo.li.liu@oracle.com>
Fri, 5 Jan 2018 19:51:15 +0000 (12:51 -0700)
committerDavid Sterba <dsterba@suse.com>
Mon, 22 Jan 2018 15:08:22 +0000 (16:08 +0100)
commitaf9de813ce3f554bfffd83148c52f9c0ae50d935
tree729a770af9be2aa7e61fe7fa2d4ac5bc5dea0bc8tree | snapshot
parent7043608815705fca2a533ad8492c4ac27bf2b289commit | diff
Btrfs: add WARN_ONCE to detect unexpected error from merge_extent_mapping

This is a subtle case, so in order to understand the problem, it'd be good
to know the content of existing and em when any error occurs.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_map.c diff | blob | history
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