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Groups > linux.kernel > #1241621

[PATCH v4 10/14] RDS: IB: fix the rds_ib_fmr_wq kick call

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RDS IB mr pool has its own workqueue 'rds_ib_fmr_wq', so we need
to use queue_delayed_work() to kick the work. This was hurting
the performance since pool maintenance was less often triggered
from other path.

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

diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c
index 872f523..b6644fa 100644
--- a/net/rds/ib_rdma.c
+++ b/net/rds/ib_rdma.c
@@ -319,7 +319,7 @@ static struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev)
 	int err = 0, iter = 0;
 
 	if (atomic_read(&pool->dirty_count) >= pool->max_items / 10)
-		schedule_delayed_work(&pool->flush_worker, 10);
+		queue_delayed_work(rds_ib_fmr_wq, &pool->flush_worker, 10);
 
 	while (1) {
 		ibmr = rds_ib_reuse_fmr(pool);
-- 
1.9.1

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[PATCH v4 00/14] RDS: connection scalability and performance improvements Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 10/14] RDS: IB: fix the rds_ib_fmr_wq kick call Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 11/14] RDS: IB: use already available pool handle from ibmr Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 14/14] RDS: IB: split mr pool to improve 8K messages performance Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 13/14] RDS: IB: use max_mr from HCA caps than max_fmr Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 09/14] RDS: IB: handle rds_ibdev release case instead of crashing the kernel Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 07/14] RDS: IB: ack more receive completions to improve performance Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 03/14] RDS: fix rds_sock reference bug while doing bind Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 06/14] RDS: use rds_send_xmit() state instead of RDS_LL_SEND_FULL Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 12/14] RDS: IB: mark rds_ib_fmr_wq static Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 01/14] RDS: use kfree_rcu in rds_ib_remove_ipaddr Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 08/14] RDS: IB: split send completion handling and do batch ack Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 02/14] RDS: make socket bind/release locking scheme simple and more efficient Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 05/14] RDS: defer the over_batch work to send worker Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  [PATCH v4 04/14] RDS: Use per-bucket rw lock for bind hash-table Santosh Shilimkar <santosh.shilimkar@oracle.com> - 2015-10-07 18:00 +0200
  Re: [PATCH v4 00/14] RDS: connection scalability and performance  improvements David Miller <davem@davemloft.net> - 2015-10-08 13:30 +0200

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