提交 1ea78123 编写于 作者: S Shai Malin 提交者: David S. Miller

qed: rdma - don't wait for resources under hw error recovery flow

If the HW device is during recovery, the HW resources will never return,
hence we shouldn't wait for the CID (HW context ID) bitmaps to clear.
This fix speeds up the error recovery flow.

Fixes: 64515dc8 ("qed: Add infrastructure for error detection and recovery")
Signed-off-by: NMichal Kalderon <mkalderon@marvell.com>
Signed-off-by: NAriel Elior <aelior@marvell.com>
Signed-off-by: NShai Malin <smalin@marvell.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 b52d3161
......@@ -1297,6 +1297,14 @@ qed_iwarp_wait_cid_map_cleared(struct qed_hwfn *p_hwfn, struct qed_bmap *bmap)
prev_weight = weight;
while (weight) {
/* 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_map to be
* cleared.
*/
if (p_hwfn->cdev->recov_in_prog)
return 0;
msleep(QED_IWARP_MAX_CID_CLEAN_TIME);
weight = bitmap_weight(bmap->bitmap, bmap->max_count);
......
......@@ -77,6 +77,14 @@ void qed_roce_stop(struct qed_hwfn *p_hwfn)
* Beyond the added delay we clear the bitmap anyway.
*/
while (bitmap_weight(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
* cleared.
*/
if (p_hwfn->cdev->recov_in_prog)
return;
msleep(100);
if (wait_count++ > 20) {
DP_NOTICE(p_hwfn, "cid bitmap wait timed out\n");
......
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