From patchwork Tue Sep 19 22:28:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nambiar, Amritha" X-Patchwork-Id: 13391978 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CDB803C684 for ; Tue, 19 Sep 2023 22:15:37 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C915DCE for ; Tue, 19 Sep 2023 15:15:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695161734; x=1726697734; h=subject:from:to:cc:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9BqlH0iY7kzW2F/n/JSDx77imslJWCYHweR6ddNKS48=; b=D7E4zgfH5cWf+xC6n9JsXTfMyPa68o240uUq/yLbV4Z6guEoOEtXlL9L uZsO82hLXZMUt/HUyf1HBs1sZQpqtTfVp/ULN9pi/gUP0MErB8q4EXKSV TdvRiOSIrhsDoMjK8dZfFEr6Sz7dZ/TVrYD7CSuDZLws4HCGKtV/Bcj3h FRIq99x1Ehufo9DujKEpFIrsGLCDaRCe0RSHurY2xJqQv6l8smtAtC0n1 USr81I5qh0rU/RYzoAP5kHTqz1mkrJOO6U4McVWqb/dQYvs/vBeoZ2VW5 XYQK1+M9t5fNmHnBgZr3OyhIlUCnIh3DrIx1MESDbE9JxTmlJNMPi3vOC A==; X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="370378607" X-IronPort-AV: E=Sophos;i="6.02,160,1688454000"; d="scan'208";a="370378607" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Sep 2023 15:12:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="870118213" X-IronPort-AV: E=Sophos;i="6.02,160,1688454000"; d="scan'208";a="870118213" Received: from anambiarhost.jf.intel.com ([10.166.29.163]) by orsmga004.jf.intel.com with ESMTP; 19 Sep 2023 15:12:33 -0700 Subject: [net-next PATCH v3 09/10] netdev-genl: spec: Add PID in netdev netlink YAML spec From: Amritha Nambiar To: netdev@vger.kernel.org, kuba@kernel.org Cc: sridhar.samudrala@intel.com, amritha.nambiar@intel.com Date: Tue, 19 Sep 2023 15:28:02 -0700 Message-ID: <169516248230.7377.8301378959259922572.stgit@anambiarhost.jf.intel.com> In-Reply-To: <169516206704.7377.12938469824609831999.stgit@anambiarhost.jf.intel.com> References: <169516206704.7377.12938469824609831999.stgit@anambiarhost.jf.intel.com> User-Agent: StGit/unknown-version Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Add support in netlink spec(netdev.yaml) for PID of the NAPI thread. Add code generated from the spec. Signed-off-by: Amritha Nambiar Reviewed-by: Sridhar Samudrala --- Documentation/netlink/specs/netdev.yaml | 5 +++++ include/uapi/linux/netdev.h | 1 + tools/include/uapi/linux/netdev.h | 1 + tools/net/ynl/generated/netdev-user.c | 6 ++++++ tools/net/ynl/generated/netdev-user.h | 2 ++ 5 files changed, 15 insertions(+) diff --git a/Documentation/netlink/specs/netdev.yaml b/Documentation/netlink/specs/netdev.yaml index f346b1b559d9..fc2742f1de27 100644 --- a/Documentation/netlink/specs/netdev.yaml +++ b/Documentation/netlink/specs/netdev.yaml @@ -110,6 +110,10 @@ attribute-sets: name: irq doc: The associated interrupt vector number for the napi type: u32 + - + name: pid + doc: PID of the napi thread + type: s32 - name: queue attributes: @@ -204,6 +208,7 @@ operations: - napi-id - ifindex - irq + - pid dump: request: attributes: diff --git a/include/uapi/linux/netdev.h b/include/uapi/linux/netdev.h index 7f626a750919..4a091f100982 100644 --- a/include/uapi/linux/netdev.h +++ b/include/uapi/linux/netdev.h @@ -73,6 +73,7 @@ enum { NETDEV_A_NAPI_IFINDEX = 1, NETDEV_A_NAPI_NAPI_ID, NETDEV_A_NAPI_IRQ, + NETDEV_A_NAPI_PID, __NETDEV_A_NAPI_MAX, NETDEV_A_NAPI_MAX = (__NETDEV_A_NAPI_MAX - 1) diff --git a/tools/include/uapi/linux/netdev.h b/tools/include/uapi/linux/netdev.h index 7f626a750919..4a091f100982 100644 --- a/tools/include/uapi/linux/netdev.h +++ b/tools/include/uapi/linux/netdev.h @@ -73,6 +73,7 @@ enum { NETDEV_A_NAPI_IFINDEX = 1, NETDEV_A_NAPI_NAPI_ID, NETDEV_A_NAPI_IRQ, + NETDEV_A_NAPI_PID, __NETDEV_A_NAPI_MAX, NETDEV_A_NAPI_MAX = (__NETDEV_A_NAPI_MAX - 1) diff --git a/tools/net/ynl/generated/netdev-user.c b/tools/net/ynl/generated/netdev-user.c index 866fa952fdfd..8639ece6f9a6 100644 --- a/tools/net/ynl/generated/netdev-user.c +++ b/tools/net/ynl/generated/netdev-user.c @@ -103,6 +103,7 @@ struct ynl_policy_attr netdev_napi_policy[NETDEV_A_NAPI_MAX + 1] = { [NETDEV_A_NAPI_IFINDEX] = { .name = "ifindex", .type = YNL_PT_U32, }, [NETDEV_A_NAPI_NAPI_ID] = { .name = "napi-id", .type = YNL_PT_U32, }, [NETDEV_A_NAPI_IRQ] = { .name = "irq", .type = YNL_PT_U32, }, + [NETDEV_A_NAPI_PID] = { .name = "pid", .type = YNL_PT_U32, }, }; struct ynl_policy_nest netdev_napi_nest = { @@ -406,6 +407,11 @@ int netdev_napi_get_rsp_parse(const struct nlmsghdr *nlh, void *data) return MNL_CB_ERROR; dst->_present.irq = 1; dst->irq = mnl_attr_get_u32(attr); + } else if (type == NETDEV_A_NAPI_PID) { + if (ynl_attr_validate(yarg, attr)) + return MNL_CB_ERROR; + dst->_present.pid = 1; + dst->pid = mnl_attr_get_u32(attr); } } diff --git a/tools/net/ynl/generated/netdev-user.h b/tools/net/ynl/generated/netdev-user.h index fd3be582d933..89aaee4af5d1 100644 --- a/tools/net/ynl/generated/netdev-user.h +++ b/tools/net/ynl/generated/netdev-user.h @@ -216,11 +216,13 @@ struct netdev_napi_get_rsp { __u32 napi_id:1; __u32 ifindex:1; __u32 irq:1; + __u32 pid:1; } _present; __u32 napi_id; __u32 ifindex; __u32 irq; + __s32 pid; }; void netdev_napi_get_rsp_free(struct netdev_napi_get_rsp *rsp);