From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: [PATCH rdma-next 05/11] IB/uverbs: Expose vlan offloads capabilities Date: Wed, 18 Jan 2017 15:39:58 +0200 Message-ID: <20170118134004.5380-6-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 Expose raw packet capabilities to user space as part of query device. Signed-off-by: Noa Osherovich Reviewed-by: Maor Gottlieb Reviewed-by: Yishai Hadas Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/uverbs_cmd.c | 6 ++++++ include/uapi/rdma/ib_user_verbs.h | 2 +- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 7007822..48c7852 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -4323,6 +4323,12 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file, resp.max_wq_type_rq = attr.max_wq_type_rq; resp.response_length += sizeof(resp.max_wq_type_rq); + + if (ucore->outlen < resp.response_length + sizeof(resp.raw_packet_caps)) + goto end; + + resp.raw_packet_caps = attr.raw_packet_caps; + resp.response_length += sizeof(resp.raw_packet_caps); end: err = ib_copy_to_udata(ucore, &resp, resp.response_length); return err; diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index dfdfe4e..4811b6a 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -247,7 +247,7 @@ struct ib_uverbs_ex_query_device_resp { __u64 device_cap_flags_ex; struct ib_uverbs_rss_caps rss_caps; __u32 max_wq_type_rq; - __u32 reserved; + __u32 raw_packet_caps; }; struct ib_uverbs_query_port { -- 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