GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-06-22 22:51:37 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

sunrpc: use better NUMA affinities

Browse source 
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>
This commit is contained in:
Eric Dumazet 2011-07-28 20:04:09 +02:00 • committed by J. Bruce Fields
parent c1f24ef4ed
commit 11fd165c68
4 changed files with 28 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

4
fs/nfs/callback.c
View file

@ -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;