From 49961f8fe8264fa231fbdcc4ca52c6706fdb2577 Mon Sep 17 00:00:00 2001 From: Jubin John Date: Thu, 19 May 2016 05:21:31 -0700 Subject: [PATCH] IB/rdmavt: Use kzalloc_node Use kzalloc_node instead of kzalloc for rdmavt memory region segment allocation to optimize for performance on NUMA platforms. Reviewed-by: Dennis Dalessandro Signed-off-by: Jubin John Signed-off-by: Doug Ledford --- drivers/infiniband/sw/rdmavt/mr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c index 0ff765b..0f4d450 100644 --- a/drivers/infiniband/sw/rdmavt/mr.c +++ b/drivers/infiniband/sw/rdmavt/mr.c @@ -124,11 +124,13 @@ static int rvt_init_mregion(struct rvt_mregion *mr, struct ib_pd *pd, int count) { int m, i = 0; + struct rvt_dev_info *dev = ib_to_rvt(pd->device); mr->mapsz = 0; m = (count + RVT_SEGSZ - 1) / RVT_SEGSZ; for (; i < m; i++) { - mr->map[i] = kzalloc(sizeof(*mr->map[0]), GFP_KERNEL); + mr->map[i] = kzalloc_node(sizeof(*mr->map[0]), GFP_KERNEL, + dev->dparms.node); if (!mr->map[i]) { rvt_deinit_mregion(mr); return -ENOMEM; -- 2.7.4