From: Yury Norov Date: Wed, 9 Feb 2022 23:54:34 +0000 (-0800) Subject: qed: replace bitmap_weight with bitmap_empty in qed_roce_stop() X-Git-Tag: v5.19-rc1~22^2~23 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5f8dac3fc7bae246cc666d0df1ba37fc077efc3d;p=thirdparty%2Flinux.git qed: replace bitmap_weight with bitmap_empty in qed_roce_stop() qed_roce_stop() calls bitmap_weight() to check if any bit of a given bitmap is set. We can do it more efficiently with bitmap_empty() because bitmap_empty() stops traversing the bitmap as soon as it finds first set bit, while bitmap_weight() counts all bits unconditionally. Signed-off-by: Yury Norov Acked-by: Prabhakar Kushwaha --- diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index 071b4aeaddf28..134ecfca96a3e 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -76,7 +76,7 @@ void qed_roce_stop(struct qed_hwfn *p_hwfn) * We delay for a short while if an async destroy QP is still expected. * Beyond the added delay we clear the bitmap anyway. */ - while (bitmap_weight(rcid_map->bitmap, rcid_map->max_count)) { + while (!bitmap_empty(rcid_map->bitmap, rcid_map->max_count)) { /* If the HW device is during recovery, all resources are * immediately reset without receiving a per-cid indication * from HW. In this case we don't expect the cid bitmap to be