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authorMatan Barak <matanb@mellanox.com>2015-06-11 16:35:25 +0300
committerDoug Ledford <dledford@redhat.com>2015-06-12 14:49:10 -0400
commit2528e33e680921d95092f83c4a64046744f111b3 (patch)
treec1376e9e5370c13a8f1f47ed9e4ecc2188b133f1 /drivers/infiniband/hw/nes
parent24306dc66149020c59a07b64e2a325af59ee7d10 (diff)
downloadop-kernel-dev-2528e33e680921d95092f83c4a64046744f111b3.zip
op-kernel-dev-2528e33e680921d95092f83c4a64046744f111b3.tar.gz
IB/core: Pass hardware specific data in query_device
Vendors should be able to pass vendor specific data to/from user-space via query_device uverb. In order to do this, we need to pass the vendors' specific udata. Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/nes')
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index a3d3d81..c94390b 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -512,12 +512,16 @@ static void nes_free_fast_reg_page_list(struct ib_fast_reg_page_list *pifrpl)
/**
* nes_query_device
*/
-static int nes_query_device(struct ib_device *ibdev, struct ib_device_attr *props)
+static int nes_query_device(struct ib_device *ibdev, struct ib_device_attr *props,
+ struct ib_udata *uhw)
{
struct nes_vnic *nesvnic = to_nesvnic(ibdev);
struct nes_device *nesdev = nesvnic->nesdev;
struct nes_ib_device *nesibdev = nesvnic->nesibdev;
+ if (uhw->inlen || uhw->outlen)
+ return -EINVAL;
+
memset(props, 0, sizeof(*props));
memcpy(&props->sys_image_guid, nesvnic->netdev->dev_addr, 6);
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