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IB/rdmavt: Use kzalloc_node

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Use kzalloc_node instead of kzalloc for rdmavt memory region segment
allocation to optimize for performance on NUMA platforms.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Jubin John 2016-05-19 05:21:31 -07:00 committed by Doug Ledford
parent 654b643670
commit 49961f8fe8
1 changed files with 3 additions and 1 deletions
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4
drivers/infiniband/sw/rdmavt/mr.c
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@ -124,11 +124,13 @@ static int rvt_init_mregion(struct rvt_mregion *mr, struct ib_pd *pd,
int count) int count)
{ {
int m, i = 0; int m, i = 0;
struct rvt_dev_info *dev = ib_to_rvt(pd->device);
mr->mapsz = 0; mr->mapsz = 0;
m = (count + RVT_SEGSZ - 1) / RVT_SEGSZ; m = (count + RVT_SEGSZ - 1) / RVT_SEGSZ;
for (; i < m; i++) { 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]) { if (!mr->map[i]) {
rvt_deinit_mregion(mr); rvt_deinit_mregion(mr);
return -ENOMEM; return -ENOMEM;