From patchwork Tue Aug 25 00:25:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu-cheng Yu X-Patchwork-Id: 11734525 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3856C109B for ; Tue, 25 Aug 2020 00:29:51 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 104B320838 for ; Tue, 25 Aug 2020 00:29:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 104B320838 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D7DE28E0015; Mon, 24 Aug 2020 20:29:37 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id CE0C18E0010; Mon, 24 Aug 2020 20:29:37 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B0C848E0015; Mon, 24 Aug 2020 20:29:37 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0142.hostedemail.com [216.40.44.142]) by kanga.kvack.org (Postfix) with ESMTP id 990EB8E0010 for ; Mon, 24 Aug 2020 20:29:37 -0400 (EDT) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 5A1D71EF1 for ; Tue, 25 Aug 2020 00:29:37 +0000 (UTC) X-FDA: 77187207594.13.cap78_160ae8c27057 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin13.hostedemail.com (Postfix) with ESMTP id 2DDE118140B60 for ; Tue, 25 Aug 2020 00:29:37 +0000 (UTC) X-Spam-Summary: 1,0,0,,d41d8cd98f00b204,yu-cheng.yu@intel.com,,RULES_HIT:30054:30055:30056:30064:30070,0,RBL:134.134.136.24:@intel.com:.lbl8.mailshell.net-64.95.201.95 62.18.0.100;04yfk8p5dnfc13karzgaaxqgrzqsqycuwrcxztqjdyqqkpf5ffwshn75n6ixj18.7c987apmf94enkamuo3q98h53bz6xjoyx4cb1bzumdjc95mnnqpfth16eeyiqhf.r-lbl8.mailshell.net-223.238.255.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:ft,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:27,LUA_SUMMARY:none X-HE-Tag: cap78_160ae8c27057 X-Filterd-Recvd-Size: 3981 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by imf20.hostedemail.com (Postfix) with ESMTP for ; Tue, 25 Aug 2020 00:29:36 +0000 (UTC) IronPort-SDR: G8knVMXlhTdiBFVdzS6jZ229NS4ZUziS/yQ/gpCGCAaX+7NGS/UkFg1wttDimLfrekJYYJcQmU wKYKNlD39ZXA== X-IronPort-AV: E=McAfee;i="6000,8403,9723"; a="157061724" X-IronPort-AV: E=Sophos;i="5.76,350,1592895600"; d="scan'208";a="157061724" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Aug 2020 17:29:35 -0700 IronPort-SDR: t/f0Fy8XKSj8Tdpvkh/FWYuRZOS2AZNlWGcFsgCZ90WgclJzmKC4FVplytaqWqn9m/VhoxDeVw 06O1b+ZRfWNQ== X-IronPort-AV: E=Sophos;i="5.76,350,1592895600"; d="scan'208";a="474134968" Received: from yyu32-desk.sc.intel.com ([143.183.136.146]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Aug 2020 17:29:34 -0700 From: Yu-cheng Yu To: x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann , Andy Lutomirski , Balbir Singh , Borislav Petkov , Cyrill Gorcunov , Dave Hansen , Eugene Syromiatnikov , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , Randy Dunlap , "Ravi V. Shankar" , Vedvyas Shanbhogue , Dave Martin , Weijiang Yang Cc: Yu-cheng Yu , David Airlie , Joonas Lahtinen , Jani Nikula , Daniel Vetter , Rodrigo Vivi , Zhenyu Wang , Zhi Wang Subject: [PATCH v11 09/25] drm/i915/gvt: Change _PAGE_DIRTY to _PAGE_DIRTY_BITS Date: Mon, 24 Aug 2020 17:25:24 -0700 Message-Id: <20200825002540.3351-10-yu-cheng.yu@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200825002540.3351-1-yu-cheng.yu@intel.com> References: <20200825002540.3351-1-yu-cheng.yu@intel.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: 2DDE118140B60 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: After the introduction of _PAGE_COW, a modified page's PTE can have either _PAGE_DIRTY_HW or _PAGE_COW. Change _PAGE_DIRTY to _PAGE_DIRTY_BITS. Signed-off-by: Yu-cheng Yu Reviewed-by: Kees Cook Cc: David Airlie Cc: Joonas Lahtinen Cc: Jani Nikula Cc: Daniel Vetter Cc: Rodrigo Vivi Cc: Zhenyu Wang Cc: Zhi Wang --- drivers/gpu/drm/i915/gvt/gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 210016192ce7..c01f4880c794 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1207,7 +1207,7 @@ static int split_2MB_gtt_entry(struct intel_vgpu *vgpu, } /* Clear dirty field. */ - se->val64 &= ~_PAGE_DIRTY; + se->val64 &= ~_PAGE_DIRTY_BITS; ops->clear_pse(se); ops->clear_ips(se);