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authorAndy Grover <andy.grover@oracle.com>2010-04-23 21:49:53 +0400
committerAndy Grover <andy.grover@oracle.com>2010-09-09 05:14:06 +0400
commite4c52c98e04937ea87b0979a81354d0040d284f9 (patch)
treec7bfbd9d952ebb66e7491d7c3a1bc91db3fbfbb8 /net/rds/ib_rdma.c
parent4a81802b5e5e0b059627d7173c917711cf35e668 (diff)
downloadlinux-e4c52c98e04937ea87b0979a81354d0040d284f9.tar.xz
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 <andy.grover@oracle.com>
Diffstat (limited to 'net/rds/ib_rdma.c')
-rw-r--r--net/rds/ib_rdma.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c
index 7315fffd3bc8..cc341cd70c87 100644
--- a/net/rds/ib_rdma.c
+++ b/net/rds/ib_rdma.c
@@ -297,7 +297,7 @@ static struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev)
rds_ib_flush_mr_pool(pool, 0);
}
- ibmr = kzalloc(sizeof(*ibmr), GFP_KERNEL);
+ ibmr = kzalloc_node(sizeof(*ibmr), GFP_KERNEL, rdsibdev_to_node(rds_ibdev));
if (!ibmr) {
err = -ENOMEM;
goto out_no_cigar;
@@ -376,7 +376,8 @@ static int rds_ib_map_fmr(struct rds_ib_device *rds_ibdev, struct rds_ib_mr *ibm
if (page_cnt > fmr_message_size)
return -EINVAL;
- dma_pages = kmalloc(sizeof(u64) * page_cnt, GFP_ATOMIC);
+ dma_pages = kmalloc_node(sizeof(u64) * page_cnt, GFP_ATOMIC,
+ rdsibdev_to_node(rds_ibdev));
if (!dma_pages)
return -ENOMEM;