[lustre-devel] [PATCH 11/27] staging: lustre: bind socklnd peers to a specific CPT
James Simmons
jsimmons at infradead.org
Wed Mar 2 14:01:54 PST 2016
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 at 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 at sgi.com>
Reviewed-by: Amir Shehata <amir.shehata at intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin at intel.com>
---
.../staging/lustre/lnet/klnds/socklnd/socklnd.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
index d843082..2c83b95 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
@@ -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;
--
1.7.1
More information about the lustre-devel
mailing list