Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755847Ab1DTTnK (ORCPT ); Wed, 20 Apr 2011 15:43:10 -0400 Received: from e35.co.us.ibm.com ([32.97.110.153]:34528 "EHLO e35.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755734Ab1DTTnI (ORCPT ); Wed, 20 Apr 2011 15:43:08 -0400 Subject: [PATCH V3 1/8] Add a new sock zerocopy flag From: Shirley Ma To: David Miller Cc: mst@redhat.com, Eric Dumazet , Avi Kivity , Arnd Bergmann , netdev@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <1303328216.19336.18.camel@localhost.localdomain> References: <1303328216.19336.18.camel@localhost.localdomain> Content-Type: text/plain; charset="UTF-8" Date: Wed, 20 Apr 2011 12:42:25 -0700 Message-ID: <1303328545.19336.22.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 (2.28.3-1.fc12) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 853 Lines: 28 This sock zerocopy flag is used to support lower level device DMA userspace buffers. Signed-off-by: Shirley Ma --- include/net/sock.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/include/net/sock.h b/include/net/sock.h index 01810a3..daa0a80 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, }; static inline void sock_copy_flags(struct sock *nsk, struct sock *osk) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/