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| author | Andy Grover <andy.grover@oracle.com> | 2010-04-23 10:49:53 -0700 |
|---|---|---|
| committer | Andy Grover <andy.grover@oracle.com> | 2010-09-08 18:14:06 -0700 |
| commit | e4c52c98e04937ea87b0979a81354d0040d284f9 (patch) | |
| tree | c7bfbd9d952ebb66e7491d7c3a1bc91db3fbfbb8 /net/rds/ib_rdma.c | |
| parent | 4a81802b5e5e0b059627d7173c917711cf35e668 (diff) | |
| download | blackbird-op-linux-e4c52c98e04937ea87b0979a81354d0040d284f9.tar.gz blackbird-op-linux-e4c52c98e04937ea87b0979a81354d0040d284f9.zip | |
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.c | 5 |
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; |
