From e4c52c98e04937ea87b0979a81354d0040d284f9 Mon Sep 17 00:00:00 2001 From: Andy Grover Date: Fri, 23 Apr 2010 10:49:53 -0700 Subject: RDS/IB: add _to_node() macros for numa and use {k,v}malloc_node() Allocate send/recv rings in memory that is node-local to the HCA. This significantly helps performance. Signed-off-by: Andy Grover --- net/rds/ib_cm.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'net/rds/ib_cm.c') diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c index 75eda9c82135..b5d0b60a26bc 100644 --- a/net/rds/ib_cm.c +++ b/net/rds/ib_cm.c @@ -347,7 +347,8 @@ static int rds_ib_setup_qp(struct rds_connection *conn) goto out; } - ic->i_sends = vmalloc(ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work)); + ic->i_sends = vmalloc_node(ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work), + ibdev_to_node(dev)); if (!ic->i_sends) { ret = -ENOMEM; rdsdebug("send allocation failed\n"); @@ -355,7 +356,8 @@ static int rds_ib_setup_qp(struct rds_connection *conn) } memset(ic->i_sends, 0, ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work)); - ic->i_recvs = vmalloc(ic->i_recv_ring.w_nr * sizeof(struct rds_ib_recv_work)); + ic->i_recvs = vmalloc_node(ic->i_recv_ring.w_nr * sizeof(struct rds_ib_recv_work), + ibdev_to_node(dev)); if (!ic->i_recvs) { ret = -ENOMEM; rdsdebug("recv allocation failed\n"); -- cgit v1.2.3