From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: [PATCH rdma-next 06/11] IB/uverbs: Enable WQ creation and modification with cvlan offload Date: Wed, 18 Jan 2017 15:39:59 +0200 Message-ID: <20170118134004.5380-7-leon@kernel.org> References: <20170118134004.5380-1-leon@kernel.org> Return-path: In-Reply-To: <20170118134004.5380-1-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Noa Osherovich List-Id: linux-rdma@vger.kernel.org From: Noa Osherovich Enable user space application via WQ creation and modification to turn on and off cvlan offload. Signed-off-by: Noa Osherovich Reviewed-by: Maor Gottlieb Reviewed-by: Yishai Hadas Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/uverbs_cmd.c | 9 ++++++++- include/uapi/rdma/ib_user_verbs.h | 4 ++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 48c7852..014143a 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3325,6 +3325,9 @@ int ib_uverbs_ex_create_wq(struct ib_uverbs_file *file, wq_init_attr.wq_context = file; wq_init_attr.wq_type = cmd.wq_type; wq_init_attr.event_handler = ib_uverbs_wq_event_handler; + if (ucore->inlen >= (offsetof(typeof(cmd), create_flags) + + sizeof(cmd.create_flags))) + wq_init_attr.create_flags = cmd.create_flags; obj->uevent.events_reported = 0; INIT_LIST_HEAD(&obj->uevent.event_list); wq = pd->device->create_wq(pd, &wq_init_attr, uhw); @@ -3480,7 +3483,7 @@ int ib_uverbs_ex_modify_wq(struct ib_uverbs_file *file, if (!cmd.attr_mask) return -EINVAL; - if (cmd.attr_mask > (IB_WQ_STATE | IB_WQ_CUR_STATE)) + if (cmd.attr_mask > (IB_WQ_STATE | IB_WQ_CUR_STATE | IB_WQ_FLAGS)) return -EINVAL; wq = idr_read_wq(cmd.wq_handle, file->ucontext); @@ -3489,6 +3492,10 @@ int ib_uverbs_ex_modify_wq(struct ib_uverbs_file *file, wq_attr.curr_wq_state = cmd.curr_wq_state; wq_attr.wq_state = cmd.wq_state; + if (cmd.attr_mask & IB_WQ_FLAGS) { + wq_attr.flags = cmd.flags; + wq_attr.flags_mask = cmd.flags_mask; + } ret = wq->device->modify_wq(wq, &wq_attr, cmd.attr_mask, uhw); put_wq_read(wq); return ret; diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 4811b6a..598f095 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -1048,6 +1048,8 @@ struct ib_uverbs_ex_create_wq { __u32 cq_handle; __u32 max_wr; __u32 max_sge; + __u32 create_flags; /* Use enum ib_wq_flags */ + __u32 reserved; }; struct ib_uverbs_ex_create_wq_resp { @@ -1076,6 +1078,8 @@ struct ib_uverbs_ex_modify_wq { __u32 wq_handle; __u32 wq_state; __u32 curr_wq_state; + __u32 flags; /* Use enum ib_wq_flags */ + __u32 flags_mask; /* Use enum ib_wq_flags */ }; /* Prevent memory allocation rather than max expected size */ -- 2.10.2 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html