On Fri, Apr 27, 2018 at 04:22:07PM +0800, Gu Jinxiang wrote: > In btrfs_shrink_device, before btrfs_search_slot, path->reada is > set to READA_FORWARD. But I think READA_BACK is correct. > Since, > 1.key.offset is set to (u64)-1 > 2.After btrfs_search_slot, btrfs_previous_item is called. > So, for readahead previous items, READA_BACK is correct one. > > Signed-off-by: Gu Jinxiang <g...@cn.fujitsu.com>
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