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    Subject[PATCH 5.4 151/232] erofs: correct the remaining shrink objects
    Date
    From: Gao Xiang <gaoxiang25@huawei.com>

    commit 9d5a09c6f3b5fb85af20e3a34827b5d27d152b34 upstream.

    The remaining count should not include successful
    shrink attempts.

    Fixes: e7e9a307be9d ("staging: erofs: introduce workstation for decompression")
    Cc: <stable@vger.kernel.org> # 4.19+
    Link: https://lore.kernel.org/r/20200226081008.86348-1-gaoxiang25@huawei.com
    Reviewed-by: Chao Yu <yuchao0@huawei.com>
    Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


    ---
    fs/erofs/utils.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/fs/erofs/utils.c
    +++ b/fs/erofs/utils.c
    @@ -294,7 +294,7 @@ static unsigned long erofs_shrink_scan(s
    spin_unlock(&erofs_sb_list_lock);
    sbi->shrinker_run_no = run_no;

    - freed += erofs_shrink_workstation(sbi, nr, false);
    + freed += erofs_shrink_workstation(sbi, nr - freed, false);

    spin_lock(&erofs_sb_list_lock);
    /* Get the next list element before we move this one */

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