Unverified Commit da5015ba authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!6018 v2 IB/hfi1: Fix sdma.h tx->num_descs off-by-one error 

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Jian <liujian56@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/EOV2SPII4BPNSIQP33MKAO7FIPL2D4JW/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9E2Y3 
 
Link:https://gitee.com/openeuler/kernel/pulls/6018

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 8c1e8e1f 693b02d9

drivers/infiniband/hw/hfi1/sdma.c

+1 −1
Original line number Diff line number Diff line
@@ -3200,7 +3200,7 @@ int _pad_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx) 
{

	int rval = 0;



	if ((unlikely(tx->num_desc + 1 == tx->desc_limit))) {

	if ((unlikely(tx->num_desc == tx->desc_limit))) {

		rval = _extend_sdma_tx_descs(dd, tx);

		if (rval) {

			__sdma_txclean(dd, tx);