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=-10.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 67C84C433FE for ; Thu, 3 Dec 2020 20:30:16 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 DCCA7221EA for ; Thu, 3 Dec 2020 20:30:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DCCA7221EA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Mime-Version:References:In-Reply-To:Message-Id: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=SrvLWo8QXULp1wGz1gfEDskNVepC+pQHHuEutEBuASE=; b=oMWBZt9tqGqLLC7sYPXXk1b+2 j9WDXgkbJs3wXX8WpB/+//0s0WQuEPvJp+qUkf0oHyYFIzSR6bmyrHx9teOgTL3cVq4wOnmLBscCr nalR/HSf1k7D2nr/Ma6PGCCX20djgy5XGxT1CDOZhH9lu4pK01hIjJQphMTmY04GLvM3aU8ZvPvb2 6Y1eTvMqR3D8rJbGV6r61j1KA9GWcNNoltgwg2FS6KiiYis48m1IZWP5G0YgjcVrCAL4P5W6fwbiR LAMMc1qeYKgmG+67gTa4A7JQnJTqUIMMTJG7trICXNLWNZCy/j9wPTU03hZZVa1oO1hqpRiXtXP0p eo3LgskNQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kkvDo-0005Vd-3P; Thu, 03 Dec 2020 20:29:00 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kkvDl-0005V8-KH; Thu, 03 Dec 2020 20:28:58 +0000 Date: Thu, 3 Dec 2020 12:28:54 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1607027336; bh=3GM43n+ykpZXsrys2IYlOfIbVi376Zl7mMWmJ3lZbYw=; h=From:To:Cc:Subject:In-Reply-To:References:From; b=n364KfYSfk6dKoaT1hGl5ZKC4bJ+y4HlL5vvt+0xHoc+94/W/P+VkpbB/m8OCXizm BQ/475H+qPEnifOSp+z7qF8dfi5erHXmT4iWeGmEV4w6HS6pEwXFbyyPoY6YBY/WOQ R7dWLpju9pF/P10HGLjtZQXyY4dLFnzx8XC0pcZ8= From: Andrew Morton To: Andrey Konovalov Subject: Re: [PATCH v3 1/1] kasan: fix object remain in offline per-cpu quarantine Message-Id: <20201203122854.c8d5ed270ec9cfc7c17569d9@linux-foundation.org> In-Reply-To: References: <1606895585-17382-1-git-send-email-Kuan-Ying.Lee@mediatek.com> <1606895585-17382-2-git-send-email-Kuan-Ying.Lee@mediatek.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201203_152857_873155_2C4A60B8 X-CRM114-Status: GOOD ( 10.89 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream , Kuan-Ying Lee , linux-mediatek@lists.infradead.org, Miles Chen , kasan-dev , LKML , Linux Memory Management List , Nicholas Tang , Alexander Potapenko , Linux ARM , Matthias Brugger , Andrey Ryabinin , Dmitry Vyukov Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 3 Dec 2020 13:46:59 +0100 Andrey Konovalov wrote: > > #define QLIST_INIT { NULL, NULL, 0 } > > @@ -188,6 +190,11 @@ void quarantine_put(struct kasan_free_meta *info, struct kmem_cache *cache) > > local_irq_save(flags); > > > > q = this_cpu_ptr(&cpu_quarantine); > > + if (q->offline) { > > + qlink_free(&info->quarantine_link, cache); > > Hi Kuan-Ying, > > This needs to be rebased onto the mm tree: it has some KASAN patches > that touch this code and rename the info variable to meta. Yup. I'm taking care of that. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel