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[2620:137:e000::1:20]) by mx.google.com with ESMTP id ga17-20020a1709070c1100b007058f943d0bsi884505ejc.87.2022.06.10.05.35.11; Fri, 10 Jun 2022 05:35:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=KOSz7mya; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=bytedance.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245415AbiFJLvf (ORCPT + 99 others); Fri, 10 Jun 2022 07:51:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234501AbiFJLvd (ORCPT ); Fri, 10 Jun 2022 07:51:33 -0400 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D472C13FB1 for ; Fri, 10 Jun 2022 04:51:31 -0700 (PDT) Received: by mail-pf1-x42c.google.com with SMTP id bo5so23674687pfb.4 for ; Fri, 10 Jun 2022 04:51:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=tMxaR75bMLqsc01B37cpOfJUFHy3I5/nYs6WI9mLzUo=; b=KOSz7myazA2D0C8jKdoQ3ZquFUftWAHlSztDoc8GslLWaWmLeJf/MCJZEi46mWVv7L B5ZASCdjgQHMjKVghYHMr9xMi3P5avl5tusqae3L3KiDSENzMN2xzXKY8CbywjKGBVOC gDiTIBjj9CJBVH3YJ0gCM0Y5YLYUb44UmGPdrF2VVID0uwV8s+6+ArVSYd/DYIVwkZTD yQEE2Xt+m/sBKcVvpls7V1lMbZUQOHL/vT/Q9V3u6yeyG2953qlbaRIxA3TJZiXmLC0O IjA/0ln0opDPB0hMOoeFjM77vESQVrmHcVG6apqsKZoa1OmXuD/9pp+6OS1AG6II4T3k bg2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=tMxaR75bMLqsc01B37cpOfJUFHy3I5/nYs6WI9mLzUo=; b=J/zL2Kju1XnLd3yDr6vuCNGbGFz8T09LyooUhsl5BlAhuWF1/1JDIhWQ8FoZ3sDTB9 1MCYH3AijQqr0jkdjJgh1UAcneXptYH+zWNh+TTwOHQNHGEXxSYInhG3uI10R8vuRAl/ SaXA+KsNMVrtFXy/tBiNxvcgaz1aItjTfsPmcb/bGRkFcLOchGYgQ5cyb5f0OtGKTadF AfFDiPUcMhdse5tcutr/hpiGTXl4jQIUq2O+6/OCUdH9OVhKVXxE2C1yM+vfyEPAs5OY f9yXTNqfB3sKifqTUartRtFvghw0nNVNRJ93Os7SGfIrWZA6sxHiHANnKN4VtbJ6e8Li J+Dg== X-Gm-Message-State: AOAM531b+D1DJpaNt2DDp1n3Rm8+sETKBlAdJJpsYRDGN8a2Fo7dZj7R G7vShnnGBMHJR0PCs8bP53WhGKIrs2Gcag== X-Received: by 2002:a05:6a00:21c8:b0:4fd:f89f:ec0e with SMTP id t8-20020a056a0021c800b004fdf89fec0emr45554895pfj.83.1654861891110; Fri, 10 Jun 2022 04:51:31 -0700 (PDT) Received: from always-x1.bytedance.net ([61.120.150.70]) by smtp.gmail.com with ESMTPSA id n5-20020a170902d2c500b001616723b8ddsm12638302plc.45.2022.06.10.04.51.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jun 2022 04:51:30 -0700 (PDT) From: zhenwei pi To: pizhenwei@bytedance.com, naoya.horiguchi@nec.com, akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 0/1] mm/memory-failure: don't allow to unpoison hw corrupted page Date: Fri, 10 Jun 2022 19:46:45 +0800 Message-Id: <20220610114646.162764-1-pizhenwei@bytedance.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org v2 -> v3: - David pointed out that virt_to_kpte() is broken(no pmd_large() test on a PMD), so drop this API in this patch, walk kmap instead. v1 -> v2: - this change gets protected by mf_mutex - use -EOPNOTSUPP instead of -EPERM v1: - check KPTE to avoid to unpoison hardware corrupted page zhenwei pi (1): mm/memory-failure: don't allow to unpoison hw corrupted page mm/memory-failure.c | 59 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) -- 2.20.1