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IB/rdmavt: Add Mem affinity support

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Change verbs memory allocations to the device numa node.  This keeps memory
close to the device for optimal performance.

Reviewed-by: Dean Luick <dean.luick@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Mitko Haralanov <mitko.haralanov@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Mitko Haralanov 2016-02-03 14:14:54 -08:00 committed by Doug Ledford
parent 60c30f5725
commit d1b697b678
3 changed files with 14 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/infiniband/sw/rdmavt/mmap.c
View file

@ -157,7 +157,7 @@ struct rvt_mmap_info *rvt_create_mmap_info(struct rvt_dev_info *rdi,
{
struct rvt_mmap_info *ip;
ip = kmalloc(sizeof(*ip), GFP_KERNEL);
ip = kmalloc_node(sizeof(*ip), GFP_KERNEL, rdi->dparms.node);
if (!ip)
return ip;

2
drivers/infiniband/sw/rdmavt/mr.c
View file

@ -87,7 +87,7 @@ int rvt_driver_mr_init(struct rvt_dev_info *rdi)
}
lk_tab_size = rdi->lkey_table.max * sizeof(*rdi->lkey_table.table);
rdi->lkey_table.table = (struct rvt_mregion __rcu **)
vmalloc(lk_tab_size);
vmalloc_node(lk_tab_size, rdi->dparms.node);
if (!rdi->lkey_table.table)
return -ENOMEM;

21
drivers/infiniband/sw/rdmavt/qp.c
View file

@ -186,7 +186,8 @@ int rvt_driver_qp_init(struct rvt_dev_info *rdi)
return -EINVAL;
/* allocate parent object */
rdi->qp_dev = kzalloc(sizeof(*rdi->qp_dev), GFP_KERNEL);
rdi->qp_dev = kzalloc_node(sizeof(*rdi->qp_dev), GFP_KERNEL,
rdi->dparms.node);
if (!rdi->qp_dev)
return -ENOMEM;
@ -194,9 +195,9 @@ int rvt_driver_qp_init(struct rvt_dev_info *rdi)
rdi->qp_dev->qp_table_size = rdi->dparms.qp_table_size;
rdi->qp_dev->qp_table_bits = ilog2(rdi->dparms.qp_table_size);
rdi->qp_dev->qp_table =
kmalloc(rdi->qp_dev->qp_table_size *
sizeof(*rdi->qp_dev->qp_table),
GFP_KERNEL);
kmalloc_node(rdi->qp_dev->qp_table_size *
sizeof(*rdi->qp_dev->qp_table),
GFP_KERNEL, rdi->dparms.node);
if (!rdi->qp_dev->qp_table)
goto no_qp_table;
@ -542,8 +543,9 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
(init_attr->cap.max_send_wr + 1) * sz,
gfp, PAGE_KERNEL);
else
swq = vmalloc(
(init_attr->cap.max_send_wr + 1) * sz);
swq = vmalloc_node(
(init_attr->cap.max_send_wr + 1) * sz,
rdi->dparms.node);
if (!swq)
return ERR_PTR(-ENOMEM);
@ -558,7 +560,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
} else if (init_attr->cap.max_recv_sge > 1)
sg_list_sz = sizeof(*qp->r_sg_list) *
(init_attr->cap.max_recv_sge - 1);
qp = kzalloc(sz + sg_list_sz, gfp);
qp = kzalloc_node(sz + sg_list_sz, gfp, rdi->dparms.node);
if (!qp)
goto bail_swq;
@ -592,9 +594,10 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
qp->r_rq.size * sz,
gfp, PAGE_KERNEL);
else
qp->r_rq.wq = vmalloc(
qp->r_rq.wq = vmalloc_node(
sizeof(struct rvt_rwq) +
qp->r_rq.size * sz);
qp->r_rq.size * sz,
rdi->dparms.node);
if (!qp->r_rq.wq)
goto bail_driver_priv;
}