From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EB07C6FD1D for ; Wed, 22 Mar 2023 00:45:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229783AbjCVApD (ORCPT ); Tue, 21 Mar 2023 20:45:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229694AbjCVApA (ORCPT ); Tue, 21 Mar 2023 20:45:00 -0400 Received: from smtp-fw-9102.amazon.com (smtp-fw-9102.amazon.com [207.171.184.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6F3624CAC; Tue, 21 Mar 2023 17:44:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1679445900; x=1710981900; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=NaEatF8PFZLTAIcY7ar4289wAKI7ZdUnFTLmm7EYvYg=; b=JouO3ln6S/mxxvhbxUSJKf2OjHGtwduJqNgifdv5KE5+lRSL4Bmeo0wl to7c93g0Nx8xdVhQGCe53H450wK55c2+N07e0YjQcVtbnDF9i7WXY/3ZK GMijRU9OHcUOLAJDgxaIiSkLVjAnPCKOejINC2OM7IqfoCAzGaAIDr57v E=; X-IronPort-AV: E=Sophos;i="5.98,280,1673913600"; d="scan'208";a="321131486" Received: from pdx4-co-svc-p1-lb2-vlan2.amazon.com (HELO email-inbound-relay-pdx-2c-m6i4x-fa5fe5fb.us-west-2.amazon.com) ([10.25.36.210]) by smtp-border-fw-9102.sea19.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Mar 2023 00:44:54 +0000 Received: from EX19MTAUWB001.ant.amazon.com (pdx1-ws-svc-p6-lb9-vlan3.pdx.amazon.com [10.236.137.198]) by email-inbound-relay-pdx-2c-m6i4x-fa5fe5fb.us-west-2.amazon.com (Postfix) with ESMTPS id 8C1C740D66; Wed, 22 Mar 2023 00:44:52 +0000 (UTC) Received: from EX19D004ANA001.ant.amazon.com (10.37.240.138) by EX19MTAUWB001.ant.amazon.com (10.250.64.248) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Wed, 22 Mar 2023 00:44:51 +0000 Received: from 88665a182662.ant.amazon.com (10.94.217.231) by EX19D004ANA001.ant.amazon.com (10.37.240.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.1118.24; Wed, 22 Mar 2023 00:44:45 +0000 From: Kuniyuki Iwashima To: CC: , , , , , , , , , , , , , Subject: Re: [PATCH net-next v2 2/3] net: core: add getsockopt SO_PEERPIDFD Date: Tue, 21 Mar 2023 17:44:36 -0700 Message-ID: <20230322004436.29982-1-kuniyu@amazon.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230321183342.617114-3-aleksandr.mikhalitsyn@canonical.com> References: <20230321183342.617114-3-aleksandr.mikhalitsyn@canonical.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.94.217.231] X-ClientProxiedBy: EX19D037UWB003.ant.amazon.com (10.13.138.115) To EX19D004ANA001.ant.amazon.com (10.37.240.138) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Mikhalitsyn Date: Tue, 21 Mar 2023 19:33:41 +0100 > Add SO_PEERPIDFD which allows to get pidfd of peer socket holder pidfd. > This thing is direct analog of SO_PEERCRED which allows to get plain PID. > > Cc: "David S. Miller" > Cc: Eric Dumazet > Cc: Jakub Kicinski > Cc: Paolo Abeni > Cc: Leon Romanovsky > Cc: David Ahern > Cc: Arnd Bergmann > Cc: Kees Cook > Cc: Christian Brauner > Cc: Kuniyuki Iwashima > Cc: Lennart Poettering > Cc: linux-kernel@vger.kernel.org > Cc: netdev@vger.kernel.org > Cc: linux-arch@vger.kernel.org > Signed-off-by: Alexander Mikhalitsyn Reviewed-by: Kuniyuki Iwashima Thanks, Kuniyuki