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authorEric Dumazet <eric.dumazet@gmail.com>2011-07-28 22:04:09 +0400
committerJ. Bruce Fields <bfields@redhat.com>2011-08-19 21:25:36 +0400
commit11fd165c68b73434ca1273e21f21db5eecc90926 (patch)
tree75c3e2d97b2d59ebaaa4571df2ead80a4c4f35a5 /fs/nfs/callback.c
parentc1f24ef4ed46f58ea5e524a2364c93b6847fb164 (diff)
downloadlinux-11fd165c68b73434ca1273e21f21db5eecc90926.tar.xz
sunrpc: use better NUMA affinities
Use NUMA aware allocations to reduce latencies and increase throughput. sunrpc kthreads can use kthread_create_on_node() if pool_mode is "percpu" or "pernode", and svc_prepare_thread()/svc_init_buffer() can also take into account NUMA node affinity for memory allocations. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> CC: "J. Bruce Fields" <bfields@fieldses.org> CC: Neil Brown <neilb@suse.de> CC: David Miller <davem@davemloft.net> Reviewed-by: Greg Banks <gnb@fastmail.fm> [bfields@redhat.com: fix up caller nfs41_callback_up] Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfs/callback.c')
-rw-r--r--fs/nfs/callback.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index e3d294269058..516f3375e067 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -125,7 +125,7 @@ nfs4_callback_up(struct svc_serv *serv)
else
goto out_err;
- return svc_prepare_thread(serv, &serv->sv_pools[0]);
+ return svc_prepare_thread(serv, &serv->sv_pools[0], NUMA_NO_NODE);
out_err:
if (ret == 0)
@@ -199,7 +199,7 @@ nfs41_callback_up(struct svc_serv *serv, struct rpc_xprt *xprt)
INIT_LIST_HEAD(&serv->sv_cb_list);
spin_lock_init(&serv->sv_cb_lock);
init_waitqueue_head(&serv->sv_cb_waitq);
- rqstp = svc_prepare_thread(serv, &serv->sv_pools[0]);
+ rqstp = svc_prepare_thread(serv, &serv->sv_pools[0], NUMA_NO_NODE);
if (IS_ERR(rqstp)) {
svc_xprt_put(serv->sv_bc_xprt);
serv->sv_bc_xprt = NULL;