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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-11 10:41:07 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-13 08:17:18 +0300
commite09b41010ba33a20a87472ee821fa407a5b8da36 (patch)
treed10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/infiniband/hw/mlx4/srq.c
parentf93b97fd65072de626c074dbe099a1fff05ce060 (diff)
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page. During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/infiniband/hw/mlx4/srq.c')
-rw-r--r--kernel/drivers/infiniband/hw/mlx4/srq.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/kernel/drivers/infiniband/hw/mlx4/srq.c b/kernel/drivers/infiniband/hw/mlx4/srq.c
index dce5dfe3a..c394376eb 100644
--- a/kernel/drivers/infiniband/hw/mlx4/srq.c
+++ b/kernel/drivers/infiniband/hw/mlx4/srq.c
@@ -34,6 +34,7 @@
#include <linux/mlx4/qp.h>
#include <linux/mlx4/srq.h>
#include <linux/slab.h>
+#include <linux/vmalloc.h>
#include "mlx4_ib.h"
#include "user.h"
@@ -172,8 +173,12 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
srq->wrid = kmalloc(srq->msrq.max * sizeof (u64), GFP_KERNEL);
if (!srq->wrid) {
- err = -ENOMEM;
- goto err_mtt;
+ srq->wrid = __vmalloc(srq->msrq.max * sizeof(u64),
+ GFP_KERNEL, PAGE_KERNEL);
+ if (!srq->wrid) {
+ err = -ENOMEM;
+ goto err_mtt;
+ }
}
}
@@ -204,7 +209,7 @@ err_wrid:
if (pd->uobject)
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &srq->db);
else
- kfree(srq->wrid);
+ kvfree(srq->wrid);
err_mtt:
mlx4_mtt_cleanup(dev->dev, &srq->mtt);
@@ -281,7 +286,7 @@ int mlx4_ib_destroy_srq(struct ib_srq *srq)
mlx4_ib_db_unmap_user(to_mucontext(srq->uobject->context), &msrq->db);
ib_umem_release(msrq->umem);
} else {
- kfree(msrq->wrid);
+ kvfree(msrq->wrid);
mlx4_buf_free(dev->dev, msrq->msrq.max << msrq->msrq.wqe_shift,
&msrq->buf);
mlx4_db_free(dev->dev, &msrq->db);