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[PATCH v3 13/14] RDS: IB: use max_mr from HCA caps than max_fmr

From Santosh Shilimkar <santosh.shilimkar@oracle.com>
Newsgroups linux.kernel
Subject [PATCH v3 13/14] RDS: IB: use max_mr from HCA caps than max_fmr
Date 2015-10-05 20:00 +0200
Message-ID <qgidm-64H-45@gated-at.bofh.it> (permalink)
References <qgidk-64H-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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All HCA drivers seems to popullate max_mr caps and few of
them do both max_mr and max_fmr.

Hence update RDS code to make use of max_mr.

Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
---
 net/rds/ib.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/rds/ib.c b/net/rds/ib.c
index 2d3f2ab..883813a 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -148,8 +148,8 @@ static void rds_ib_add_one(struct ib_device *device)
 	rds_ibdev->max_sge = min(dev_attr->max_sge, RDS_IB_MAX_SGE);
 
 	rds_ibdev->fmr_max_remaps = dev_attr->max_map_per_fmr?: 32;
-	rds_ibdev->max_fmrs = dev_attr->max_fmr ?
-			min_t(unsigned int, dev_attr->max_fmr, fmr_pool_size) :
+	rds_ibdev->max_fmrs = dev_attr->max_mr ?
+			min_t(unsigned int, dev_attr->max_mr, fmr_pool_size) :
 			fmr_pool_size;
 
 	rds_ibdev->max_initiator_depth = dev_attr->max_qp_init_rd_atom;
-- 
1.9.1

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Thread

[PATCH v3 00/14] RDS: connection scalability and performance improvements Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:00 +0200
  [PATCH v3 08/14] RDS: IB: split send completion handling and do batch ack Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:00 +0200
  [PATCH v3 13/14] RDS: IB: use max_mr from HCA caps than max_fmr Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:00 +0200
  [PATCH v3 12/14] RDS: IB: mark rds_ib_fmr_wq static Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:00 +0200
  [PATCH v3 10/14] RDS: IB: fix the rds_ib_fmr_wq kick call Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:00 +0200
  [PATCH v3 05/14] RDS: defer the over_batch work to send worker Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:10 +0200
    Re: [PATCH v3 05/14] RDS: defer the over_batch work to send worker santosh shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:40 +0200
  [PATCH v3 03/14] RDS: fix rds_sock reference bug while doing bind Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:10 +0200
  [PATCH v3 01/14] RDS: use kfree_rcu in rds_ib_remove_ipaddr Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:10 +0200
  [PATCH v3 06/14] RDS: use rds_send_xmit() state instead of RDS_LL_SEND_FULL Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:10 +0200
  [PATCH v3 09/14] RDS: IB: handle rds_ibdev release case instead of crashing the kernel Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-05 20:10 +0200
  Re: [PATCH v3 00/14] RDS: connection scalability and performance  improvements David Miller <davem@davemloft.net> - 2015-10-07 11:10 +0200
    Re: [PATCH v3 00/14] RDS: connection scalability and performance  improvements "santosh.shilimkar@oracle.com" <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200

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