在 2019/2/5 7:11, Jason Gunthorpe 写道: > On Sun, Feb 03, 2019 at 05:34:32PM +0800, Lijun Ou wrote: >> when the maximum send wr delivered by the user is zero, >> qp does not have sq. As a result, we need to remove >> this scenario when mapping user sq db. >> >> Fixes: 0425e3e6e0c7 ("RDMA/hns: Support flush cqe for hip08 in kernel space") >> Signed-off-by: Lijun Ou <oulijun@xxxxxxxxxx> >> --- >> V1->V2: >> 1. Split it from the patchset("[PATCH for-rc 0/8] Some hns bugfixes for 5.0-rc3") >> 2. Add necessary note for fixing: line >> --- >> drivers/infiniband/hw/hns/hns_roce_qp.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) > Write a paragraph describing what the bad result is from this bug > > for-rc needs better commit messages than this > > Jason > Yes, I will do it.