From patchwork Thu Jul 7 08:09:59 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Beulich X-Patchwork-Id: 9218253 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7BA3860467 for ; Thu, 7 Jul 2016 08:12:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6FC26287AA for ; Thu, 7 Jul 2016 08:12:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 64804287AC; Thu, 7 Jul 2016 08:12:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id DCFD4287AA for ; Thu, 7 Jul 2016 08:12:19 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bL4No-0004fr-4f; Thu, 07 Jul 2016 08:10:04 +0000 Received: from mail6.bemta6.messagelabs.com ([85.158.143.247]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bL4Nn-0004Rg-13 for xen-devel@lists.xenproject.org; Thu, 07 Jul 2016 08:10:03 +0000 Received: from [85.158.143.35] by server-3.bemta-6.messagelabs.com id 88/15-22092-A5E0E775; Thu, 07 Jul 2016 08:10:02 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprJIsWRWlGSWpSXmKPExsXS6fjDSzeSry7 c4NcvU4vvWyYzOTB6HP5whSWAMYo1My8pvyKBNePYop0sBYtZK27PPMzUwLiTpYuRk0NIIE/i zN6nrCA2r4CdxKoVVxhBbAkBQ4l981exgdgsAqoSW94tYAax2QTUJdqebQeq5+IQEdjJKPHp3 AomkASzgIPEnxlTwZqFBSIlVn3oAFrAATRUUOLvDmGIEi2Jh79usUDY2hLLFr5mBilhFpCWWP 6PYwIjzyyEhllIGmYhaZiF0LCAkWUVo3pxalFZapGukV5SUWZ6RkluYmaOrqGBmV5uanFxYnp qTmJSsV5yfu4mRmAwMQDBDsZlf50OMUpyMCmJ8u65WxsuxJeUn1KZkVicEV9UmpNafIhRhoND SYI3jrcuXEiwKDU9tSItMwcY1jBpCQ4eJRHeIJA0b3FBYm5xZjpE6hSjLseCH7fXMgmx5OXnp UqJ88aAFAmAFGWU5sGNgMXYJUZZKWFeRqCjhHgKUotyM0tQ5V8xinMwKgnzBoNM4cnMK4Hb9A roCCagI366VIMcUZKIkJJqYJw54cct69JLyw3nRb6J/+X+6G+A4uW8VeoGLy9c7p6/K1Lh7Iv Mf68UPn8xfxRy9Ty3XZHQvw3M/yb+Df03L49VzHZLH/cH61gxeab9uazP10/07rI8J9/Cr3Zn svfnC0Vnp3zJmWe0UEo3NtKvSZ/3mU/1rkVKCnHtFyfpm1aeCN2uvCL4404lluKMREMt5qLiR ADrCW3PrAIAAA== X-Env-Sender: JBeulich@suse.com X-Msg-Ref: server-15.tower-21.messagelabs.com!1467879000!22653508!1 X-Originating-IP: [137.65.248.74] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 8.77; banners=-,-,- X-VirusChecked: Checked Received: (qmail 24292 invoked from network); 7 Jul 2016 08:10:01 -0000 Received: from prv-mh.provo.novell.com (HELO prv-mh.provo.novell.com) (137.65.248.74) by server-15.tower-21.messagelabs.com with DHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 7 Jul 2016 08:10:01 -0000 Received: from INET-PRV-MTA by prv-mh.provo.novell.com with Novell_GroupWise; Thu, 07 Jul 2016 02:09:59 -0600 Message-Id: <577E2A7702000078000FBF78@prv-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 14.2.0 Date: Thu, 07 Jul 2016 02:09:59 -0600 From: "Jan Beulich" To: ,"Bjorn Helgaas" , , "Konrad Rzeszutek Wilk" , "Juergen Gross" Mime-Version: 1.0 Content-Disposition: inline Cc: xen-devel@lists.xenproject.org, linux-pci@vger.kernel.org Subject: [Xen-devel] [PATCH] xen-pcifront: prefer xenbus_write() over xenbus_printf() where possible X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP ... as being the simpler variant. Signed-off-by: Jan Beulich --- drivers/pci/xen-pcifront.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- 4.7-rc6-prefer-xenbus_write.orig/drivers/pci/xen-pcifront.c +++ 4.7-rc6-prefer-xenbus_write/drivers/pci/xen-pcifront.c @@ -822,8 +822,8 @@ do_publish: err = xenbus_printf(trans, pdev->xdev->nodename, "event-channel", "%u", pdev->evtchn); if (!err) - err = xenbus_printf(trans, pdev->xdev->nodename, - "magic", XEN_PCI_MAGIC); + err = xenbus_write(trans, pdev->xdev->nodename, + "magic", XEN_PCI_MAGIC); if (err) { xenbus_transaction_end(trans, 1);