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[71.184.117.43]) by smtp.gmail.com with ESMTPSA id e4sm12499934qka.31.2018.12.25.18.06.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Dec 2018 18:06:03 -0800 (PST) From: Qian Cai To: akpm@linux-foundation.org Cc: catalin.marinas@arm.com, will.deacon@arm.com, andreyknvl@google.com, dvyukov@google.com, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH -mmotm] arm64: skip kmemleak for KASAN again Date: Tue, 25 Dec 2018 21:05:50 -0500 Message-Id: <20181226020550.63712-1-cai@lca.pw> X-Mailer: git-send-email 2.17.2 (Apple Git-113) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Due to 871ac3d540f (kasan: initialize shadow to 0xff for tag-based mode), kmemleak is broken again with KASAN. It needs a similar fix from e55058c2983 (mm/memblock.c: skip kmemleak for kasan_init()). Signed-off-by: Qian Cai --- arch/arm64/mm/kasan_init.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c index 48d8f2fa0d14..4b55b15707a3 100644 --- a/arch/arm64/mm/kasan_init.c +++ b/arch/arm64/mm/kasan_init.c @@ -47,8 +47,7 @@ static phys_addr_t __init kasan_alloc_raw_page(int node) { void *p = memblock_alloc_try_nid_raw(PAGE_SIZE, PAGE_SIZE, __pa(MAX_DMA_ADDRESS), - MEMBLOCK_ALLOC_ACCESSIBLE, - node); + MEMBLOCK_ALLOC_KASAN, node); return __pa(p); } -- 2.17.2 (Apple Git-113) 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 X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2A171C43387 for ; Wed, 26 Dec 2018 02:06:26 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EA74720C01 for ; Wed, 26 Dec 2018 02:06:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sZn/TUXM"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="DcChs5JS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA74720C01 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lca.pw Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=fiTq+AUz+M3vQMYJ9uFpzMZQx7mfBkx/po5WpVJzA2I=; b=sZn /TUXMl5QB5BpDKTu1Iy+8xZadPfYRelJJuecFm04g7fXT1cLaZW58f3zrcrJaRVROb5jMk9W7Gszj QMr3Ze4qFFH6EaY4j3kqnlLm/Z6cqthyP8vWDgw3Be2+oj1xIZ8iwwfZvQn6qssRVa0yCLtjZ7Ejz OAKjAMYs7WHiG9Wf5BTrhCV9goku1a2fjENqGqWz1s5U3oN9I2Cx96Wkm+qP4SaPUVith6U10phkl gBNFzhu9e1+lAAfh0K/RJC/d7I4ZyYRDMrXbqxLm/PfPRjGHi5iW5wPdBMHZzFoZvtYyzKwxDJQip OYHbnuXkCX/ntArgdb5jn2yT9fAvBng==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gbyaT-0005vE-Kj; Wed, 26 Dec 2018 02:06:21 +0000 Received: from mail-qk1-x744.google.com ([2607:f8b0:4864:20::744]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gbyaO-0005to-4G for linux-arm-kernel@lists.infradead.org; Wed, 26 Dec 2018 02:06:20 +0000 Received: by mail-qk1-x744.google.com with SMTP id q1so8713418qkf.13 for ; Tue, 25 Dec 2018 18:06:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=from:to:cc:subject:date:message-id; bh=ikr3Ra5EuhOrNtxrNCXKUlSEBXE4b8Xs1IWA6lspR/I=; b=DcChs5JSxuTLyStcDGQS4hxEQyUy0suQXId6oKYXSh9CZ+q40uAaJTCnAS2SwdU6+c 6rVqD/VnspRoUEDUQRnkPgGbdz8HazinPgZHPIkpGBRKnnoXlFos3CjiATPHZn33eUsv XqYHBEgBzhavajRZzlVMp51DEAr0AUbZmaVxcodavg/7og/jym2TK+x94KDd5+TXR4kE qZ0IHUGICzIT3ftbU/AjmFSeuOA6nm0qBTMYQxZffwB8R5NAtxW3hIwm8w3jqtjrzm/y 40VeZc9YtMdoO96L8wC8bwYAoxd+/BJ8ran2zuCmfH8O5Vek/pI1C4Hm49RE3rWz57Ws Qpxg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=ikr3Ra5EuhOrNtxrNCXKUlSEBXE4b8Xs1IWA6lspR/I=; b=kbXilPRCd9UH7atT5AQmojSFrLdj0xUIrFfdW6LgitYqL4zza6BDnZAKRj1ckks50B RNWlBz7phicSH6PgmiXpGejrNWm4TQO94O3oq0esuTn2vmG1opjq/9bWlo6tFVO3IM0E yrA5peT/urticzshcB1uEYjqGqT/QN4FQgEMqFKlmTa06D/Hkzmaf9AFgkvcajCWmUdm ffZ/z7z8RQSGIXIEV2xu4bnaYP2Eev/W4GP1TeP28qVBXav4qddR+hNa9EzxlYpc6YBh kMiQkPLT6/SG8sHWXo+zYqaMA8Mep3+9F7Mi73l7hossy40rvSawseC+Rw150FEaq6H1 ZIlA== X-Gm-Message-State: AJcUukcGduduz1rKh1kQZfWuliwd4z3V5b/LAr4BLPsqF2bqyVwgs15v gRybzy/no1Yxj3xVXl1rHrTtVQ== X-Google-Smtp-Source: ALg8bN4GquUtjdR5/5YXnS0aUfLrf7fPn9RuHDwgtdlxF3dHtmYPrLXed+Hi09h80vUtI8N5bkh8Aw== X-Received: by 2002:a37:af42:: with SMTP id y63mr15876085qke.251.1545789964113; Tue, 25 Dec 2018 18:06:04 -0800 (PST) Received: from ovpn-120-55.rdu2.redhat.com (pool-71-184-117-43.bstnma.fios.verizon.net. [71.184.117.43]) by smtp.gmail.com with ESMTPSA id e4sm12499934qka.31.2018.12.25.18.06.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Dec 2018 18:06:03 -0800 (PST) From: Qian Cai To: akpm@linux-foundation.org Subject: [PATCH -mmotm] arm64: skip kmemleak for KASAN again Date: Tue, 25 Dec 2018 21:05:50 -0500 Message-Id: <20181226020550.63712-1-cai@lca.pw> X-Mailer: git-send-email 2.17.2 (Apple Git-113) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181225_180616_172911_DCE06CBE X-CRM114-Status: GOOD ( 10.98 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: catalin.marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Qian Cai , dvyukov@google.com, andreyknvl@google.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Due to 871ac3d540f (kasan: initialize shadow to 0xff for tag-based mode), kmemleak is broken again with KASAN. It needs a similar fix from e55058c2983 (mm/memblock.c: skip kmemleak for kasan_init()). Signed-off-by: Qian Cai --- arch/arm64/mm/kasan_init.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c index 48d8f2fa0d14..4b55b15707a3 100644 --- a/arch/arm64/mm/kasan_init.c +++ b/arch/arm64/mm/kasan_init.c @@ -47,8 +47,7 @@ static phys_addr_t __init kasan_alloc_raw_page(int node) { void *p = memblock_alloc_try_nid_raw(PAGE_SIZE, PAGE_SIZE, __pa(MAX_DMA_ADDRESS), - MEMBLOCK_ALLOC_ACCESSIBLE, - node); + MEMBLOCK_ALLOC_KASAN, node); return __pa(p); } -- 2.17.2 (Apple Git-113) _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel