Date: Tue, 5 Jan 2016 01:58:30 +0000 (UTC) From: Navdeep Parhar <np@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r293186 - head/sys/contrib/rdma/krping Message-ID: <201601050158.u051wULh029072@repo.freebsd.org>
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Author: np Date: Tue Jan 5 01:58:30 2016 New Revision: 293186 URL: https://svnweb.freebsd.org/changeset/base/293186 Log: Have krping use IB_ACCESS_LOCAL_WRITE because it's required for remote write or remote atomic operations. Submitted by: Krishnamraju Eraparaju @ Chelsio Modified: head/sys/contrib/rdma/krping/krping.c Modified: head/sys/contrib/rdma/krping/krping.c ============================================================================== --- head/sys/contrib/rdma/krping/krping.c Tue Jan 5 01:32:40 2016 (r293185) +++ head/sys/contrib/rdma/krping/krping.c Tue Jan 5 01:58:30 2016 (r293186) @@ -640,6 +640,7 @@ static int krping_setup_buffers(struct k buf.size = cb->size; iovbase = cb->rdma_dma_addr; cb->rdma_mr = ib_reg_phys_mr(cb->pd, &buf, 1, + IB_ACCESS_LOCAL_WRITE| IB_ACCESS_REMOTE_READ| IB_ACCESS_REMOTE_WRITE, &iovbase); @@ -675,8 +676,10 @@ static int krping_setup_buffers(struct k if (cb->mem == MR || cb->mem == MW) { unsigned flags = IB_ACCESS_REMOTE_READ; - if (cb->wlat || cb->rlat || cb->bw) - flags |= IB_ACCESS_REMOTE_WRITE; + if (cb->wlat || cb->rlat || cb->bw) { + flags |= IB_ACCESS_LOCAL_WRITE | + IB_ACCESS_REMOTE_WRITE; + } buf.addr = cb->start_dma_addr; buf.size = cb->size;
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