From patchwork Wed May 4 07:53:16 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shirley Ma X-Patchwork-Id: 93984 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id BDB32B6F57 for ; Wed, 4 May 2011 17:53:40 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751690Ab1EDHxX (ORCPT ); Wed, 4 May 2011 03:53:23 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.144]:47398 "EHLO e4.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751389Ab1EDHxW (ORCPT ); Wed, 4 May 2011 03:53:22 -0400 Received: from d01relay02.pok.ibm.com (d01relay02.pok.ibm.com [9.56.227.234]) by e4.ny.us.ibm.com (8.14.4/8.13.1) with ESMTP id p447WnuQ018215; Wed, 4 May 2011 03:32:49 -0400 Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by d01relay02.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p447rKu1218696; Wed, 4 May 2011 03:53:20 -0400 Received: from d01av02.pok.ibm.com (loopback [127.0.0.1]) by d01av02.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p447rKO9030635; Wed, 4 May 2011 04:53:20 -0300 Received: from [9.49.139.150] (sig-9-49-139-150.mts.ibm.com [9.49.139.150]) by d01av02.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id p447rIKN030606; Wed, 4 May 2011 04:53:18 -0300 Subject: [PATCH V4 1/8] sock.h: Add a new sock zero-copy flag From: Shirley Ma To: David Miller , mst@redhat.com, Eric Dumazet , Avi Kivity , Arnd Bergmann Cc: netdev@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Date: Wed, 04 May 2011 00:53:16 -0700 Message-ID: <1304495596.20660.65.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 (2.28.3-1.fc12) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Signed-off-by: Shirley Ma --- include/net/sock.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/include/net/sock.h b/include/net/sock.h index 01810a3..ab09097 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -562,6 +562,7 @@ enum sock_flags { SOCK_TIMESTAMPING_SYS_HARDWARE, /* %SOF_TIMESTAMPING_SYS_HARDWARE */ SOCK_FASYNC, /* fasync() active */ SOCK_RXQ_OVFL, + SOCK_ZEROCOPY, /* buffers from userspace */ }; static inline void sock_copy_flags(struct sock *nsk, struct sock *osk)