From: Steve Wise <swise@opengridcomputing.com>
To: dledford@redhat.com
Cc: roid@mellanox.com, linux-rdma@vger.kernel.org,
sagig@mellanox.com, infinipath@intel.com,
target-devel@vger.kernel.org, eli@mellanox.com,
ogerlitz@mellanox.com
Subject: [PATCH V3 3/4] RDMA/iser: limit sg tablesize to device fastreg max depth
Date: Wed, 01 Jul 2015 11:30:53 -0500 [thread overview]
Message-ID: <20150701163052.6501.27775.stgit@build.ogc.int> (raw)
In-Reply-To: <20150701162936.6501.45512.stgit@build.ogc.int>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
---
drivers/infiniband/ulp/iser/iscsi_iser.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 6a594aa..ec692f7 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -640,6 +640,13 @@ iscsi_iser_session_create(struct iscsi_endpoint *ep,
SHOST_DIX_GUARD_CRC);
}
+ /*
+ * Limit the sg_tablesize based on the device max fastreg page
+ * list length.
+ */
+ shost->sg_tablesize = min_t(u32, shost->sg_tablesize,
+ ib_conn->device->dev_attr.max_fast_reg_page_list_len);
+
if (iscsi_host_add(shost,
ib_conn->device->ib_device->dma_device)) {
mutex_unlock(&iser_conn->state_mutex);
next prev parent reply other threads:[~2015-07-01 16:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-01 16:30 [PATCH V3 0/4] iSER support for iWARP Steve Wise
2015-07-01 16:30 ` [PATCH V3 1/4] mlx4, mlx5, mthca: Expose max_sge_rd correctly Steve Wise
2015-07-01 16:30 ` Steve Wise [this message]
[not found] ` <20150701163052.6501.27775.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
2015-07-01 17:07 ` [PATCH V3 3/4] RDMA/iser: limit sg tablesize to device fastreg max depth Sagi Grimberg
[not found] ` <55941E6F.5080208-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-07-01 18:11 ` Steve Wise
2015-07-01 20:27 ` Or Gerlitz
2015-07-01 20:41 ` Steve Wise
[not found] ` <20150701162936.6501.45512.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
2015-07-01 16:30 ` [PATCH V3 2/4] ipath,qib: Expose max_sge_rd correctly Steve Wise
2015-07-01 16:30 ` [PATCH V3 4/4] RDMA/isert: Support iWARP transport Steve Wise
[not found] ` <20150701163058.6501.39171.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
2015-07-01 17:16 ` Sagi Grimberg
2015-07-01 20:33 ` Or Gerlitz
2015-07-01 20:53 ` Steve Wise
2015-07-01 21:03 ` Or Gerlitz
2015-07-02 6:28 ` Sagi Grimberg
[not found] ` <5594DA1E.7040604-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-07-02 13:17 ` Steve Wise
2015-07-02 16:39 ` Jason Gunthorpe
[not found] ` <20150702163937.GB4642-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-07-04 10:51 ` Sagi Grimberg
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