From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 253A1CCA47B for ; Wed, 8 Jun 2022 08:42:09 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9EBBE8D0009; Wed, 8 Jun 2022 04:42:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 99AD86B00A9; Wed, 8 Jun 2022 04:42:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 862528D0009; Wed, 8 Jun 2022 04:42:08 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 735596B00A8 for ; Wed, 8 Jun 2022 04:42:08 -0400 (EDT) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 47AAA35095 for ; Wed, 8 Jun 2022 08:42:08 +0000 (UTC) X-FDA: 79554426336.05.920BFAF Received: from mail-pf1-f180.google.com (mail-pf1-f180.google.com [209.85.210.180]) by imf02.hostedemail.com (Postfix) with ESMTP id 1A4318003E for ; Wed, 8 Jun 2022 08:42:06 +0000 (UTC) Received: by mail-pf1-f180.google.com with SMTP id u2so17778160pfc.2 for ; Wed, 08 Jun 2022 01:42:05 -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=oKrDn7j6iEauiUWOiZHjxCbYJ+SMcnBM09Okw3jAyWg=; b=hkP12yBv/qdVHlLRTYmfWbnNdUzR7SIEXiNK5tBfZg8wZEqvBbsaYa48xIl9gAun0V 5goeucy3rfgPiKHksq4o4pjbCT4LnsLg3Um1mnXSUBVU1nfNUE4782N8yG069J9ETuuh L0BccRWgphC+21aMuQHWuPdkjFkQrZtC4xyMzLYp7R/koc2WhuOuuT5HzwIPBry0vOkp 7yvg55NmSxos6hJ5Yz59RfBKzSuv0MuoAPyb9vGEh65FfBJ2kvANH+TeVZniMFmwvs38 tKX0OCVm4NZEI2fDx7t56RE3qlOXqGro7NYpT3LXuxEIXfv02zkRr7Nqzu5WLdcy8NAD P22A== 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=oKrDn7j6iEauiUWOiZHjxCbYJ+SMcnBM09Okw3jAyWg=; b=m0+kdep5Huy36wSM6CgSyyyBBmYwlBWvF/ucBSbKtEHggnbPDy/Irh415qwCAnrSeN fqeL/foFXg7CM7LO78jBQa2aDaZNDWGVKRe83bRCLrOG5lX5eA3TjxkMFM0dXcyFiwx/ pQ1siR+S2ZSKFd5xVNKP2QgYtxE6jjFl3Wj26YMolR71pxoUmKnApt3Uvq2GSxM77GVt RvVZrRFNDFabYfAj7t8bFIuYXzLn3GR7jou0tJyKok4Wsu++tU8oJST6FxrX+cB+26m1 n9jyOkBFdfUQ637PxOOLtgJmLe8Vx8kdNHtKuV5l5/ZwHUgS2uPX2zj/j/wsOVsMyeFv /A0w== X-Gm-Message-State: AOAM531fSB5PsRgPsww99LWWkSOVag8+UsIEj+4ju/wJ90azr2lZm2vt gd6RpQ8D0qvRDahyS7ILN7Xc4g== X-Google-Smtp-Source: ABdhPJzD1keYHphMNOiKsYQv/uGAH59sWQMWaVZCHRdHyPa3OQHK25sHTNNqEyRTEKJGpDKla7rOBA== X-Received: by 2002:a63:90c1:0:b0:3fc:7de1:b2b9 with SMTP id a184-20020a6390c1000000b003fc7de1b2b9mr28895736pge.440.1654677724237; Wed, 08 Jun 2022 01:42:04 -0700 (PDT) Received: from always-T480.www.tendawifi.com ([139.177.225.254]) by smtp.gmail.com with ESMTPSA id u30-20020a63b55e000000b003fc136f9a7dsm2180975pgo.38.2022.06.08.01.42.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Jun 2022 01:42:03 -0700 (PDT) From: zhenwei pi To: akpm@linux-foundation.org, naoya.horiguchi@nec.com Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, zhenwei pi Subject: [PATCH v2 0/1] mm/memory-failure: don't allow to unpoison hw corrupted page Date: Wed, 8 Jun 2022 16:43:55 +0800 Message-Id: <20220608084356.40894-1-pizhenwei@bytedance.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: j95of5z3ifk3ekunzqbe7ti5cc5hgjuz X-Rspam-User: Authentication-Results: imf02.hostedemail.com; dkim=pass header.d=bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=hkP12yBv; dmarc=pass (policy=none) header.from=bytedance.com; spf=pass (imf02.hostedemail.com: domain of pizhenwei@bytedance.com designates 209.85.210.180 as permitted sender) smtp.mailfrom=pizhenwei@bytedance.com X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 1A4318003E X-HE-Tag: 1654677726-454374 X-Bogosity: Ham, tests=bogofilter, spamicity=0.009304, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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 | 9 +++++++++ 1 file changed, 9 insertions(+) -- 2.20.1