Commit 0d923635 authored Mar 02, 2016 by James Simmons Committed by Greg Kroah-Hartman Mar 02, 2016

staging: lustre: bind socklnd peers to a specific CPT



Currently the socklnd driver doesn't support
CPT affinity for its peers. Binding peers to
a specific CPT and memory allocated to the
NUMA node belonging to the CPT should give a
performance boost.

Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7245
Reviewed-on: http://review.whamcloud.com/16710


Reviewed-by: Olaf Weber <olaf@sgi.com>
Reviewed-by: Amir Shehata <amir.shehata@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 27d81ace

drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -102,6 +102,7 @@ ksocknal_destroy_route(ksock_route_t *route)
		static int
		ksocknal_create_peer(ksock_peer_t *peerp, lnet_ni_t ni, lnet_process_id_t id)
		{
		int cpt = lnet_cpt_of_nid(id.nid);
		ksock_net_t *net = ni->ni_data;
		ksock_peer_t *peer;

		@@ -109,7 +110,7 @@ ksocknal_create_peer(ksock_peer_t *peerp, lnet_ni_t ni, lnet_process_id_t id)
		LASSERT(id.pid != LNET_PID_ANY);
		LASSERT(!in_interrupt());

		LIBCFS_ALLOC(peer, sizeof(*peer));
		LIBCFS_CPT_ALLOC(peer, lnet_cpt_table(), cpt, sizeof(*peer));
		if (!peer)
		return -ENOMEM;