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btrfs: zoned: suppress reclaim error message on EAGAIN 

btrfs_relocate_chunk() can fail with -EAGAIN when e.g. send operations are
running. The message can fail btrfs/187 and it's unnecessary because we
anyway add it back to the reclaim list.

btrfs_reclaim_bgs_work()
`-> btrfs_relocate_chunk()
    `-> btrfs_relocate_block_group()
        `-> reloc_chunk_start()
            `-> if (fs_info->send_in_progress)
                `-> return -EAGAIN

CC: stable@vger.kernel.org # 5.13+
Fixes: 18bb8bbf13 ("btrfs: zoned: automatically reclaim zones")
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Naohiro Aota 2021-08-09 13:32:30 +09:00 committed by David Sterba
parent 77233c2d2e
commit ba86dd9fe6
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/block-group.c
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@ -1561,7 +1561,7 @@ void btrfs_reclaim_bgs_work(struct work_struct *work)
div64_u64(zone_unusable * 100, bg->length));
trace_btrfs_reclaim_block_group(bg);
ret = btrfs_relocate_chunk(fs_info, bg->start);
if (ret)
if (ret && ret != -EAGAIN)
btrfs_err(fs_info, "error relocating chunk %llu",
bg->start);