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 7BC9CC433EF for ; Tue, 21 Dec 2021 14:22:22 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A30496B0074; Tue, 21 Dec 2021 09:22:21 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 9DFE76B0075; Tue, 21 Dec 2021 09:22:21 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8CE876B0078; Tue, 21 Dec 2021 09:22:21 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 7AA916B0074 for ; Tue, 21 Dec 2021 09:22:21 -0500 (EST) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 338968B330 for ; Tue, 21 Dec 2021 14:22:21 +0000 (UTC) X-FDA: 78942016482.22.D63CBD0 Received: from mail-qt1-f172.google.com (mail-qt1-f172.google.com [209.85.160.172]) by imf24.hostedemail.com (Postfix) with ESMTP id BB070180041 for ; Tue, 21 Dec 2021 14:22:16 +0000 (UTC) Received: by mail-qt1-f172.google.com with SMTP id z9so12946176qtj.9 for ; Tue, 21 Dec 2021 06:22:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yqzH7iHpoKe60vr6KOoVUYsNEptHbcvizk4re1JPTdE=; b=jV5Jbe2GBFu8oyTJx4ZHnaWzgAyun7fl4S4epfttsEyTUBciPs7eWLbG2e7hQdUySS WS1cor/eUzz2QFRvS1Wg0WRwtO9prjpnCHaxVp1Zl1WKJuQ2brvLR8en+Vl1LvgS4rFm 9Bd+gSTB7+f6lV3S2Rm7pNYUQWRh1SewpNSMg4mMe0ednhWiJoYz5bjl8SQ2kisQHVaK ulcBGFD0P/jWcJhofcOWqMQ5RemmhcIWIhziLlQvNdHalbzwEf36wOZBS4hUb5JMxG0X ltJKuk2SPw+WQOjgm8nL2mFqMrtF9yg+nT1sfe4ZsOZVnSI+IP9cJbWj5wKB7axGzf1L ZBfw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yqzH7iHpoKe60vr6KOoVUYsNEptHbcvizk4re1JPTdE=; b=M2jeLkWwDMhFivslB46hdoECPhw+sjTS+CHg5wZkPn5tO/39Oxeg+1OB1Dc5A5S2zX vZrsYJWO7fV5RN5+KrtqbcatNimvUgp1JOjJ0S0bC3FeKVahO/dkGB8VLGrbkyMkq/RR 8WYgaTdHdmq3CsxyzWnb0M/uk8Lao7KcYCovBvQis2ssw51Jc6pWbRh1vjxmdb+zuS4Z YRmUv5+Xn0zyYfL2smBydHx/gON9hcpv62/XjKJcrcNxWhM37rr2/yBZK6FjeWyJtG/H 7cYb1MSybhqDd0CCbyZGi0QqcwRB5HFp8II1fiCsZH1/dNXhqemAUtjMyBKAWPYtJwKp MukQ== X-Gm-Message-State: AOAM5320ZPg/6sOF4aKuKiFoKej10gTKLwhTxjbij5ouSaQovKfa7Lsl 1yygwrSqfYahYaZ9tMvmdtbuLJ0BQoGK92aOjjbSHg== X-Google-Smtp-Source: ABdhPJyIRj+X7Pfcx9pnvQ/OB+zKcWDtxTmLwHZ8fuFXxhN0JmK16o+uPCMMP0szgBHw1ZAC0Sip5mirgZQ/gQ8PaEg= X-Received: by 2002:ac8:7fc5:: with SMTP id b5mr2375326qtk.492.1640096539840; Tue, 21 Dec 2021 06:22:19 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Alexander Potapenko Date: Tue, 21 Dec 2021 15:21:43 +0100 Message-ID: Subject: Re: [PATCH mm v4 20/39] kasan: add wrappers for vmalloc hooks To: andrey.konovalov@linux.dev Cc: Marco Elver , Andrew Morton , Andrey Konovalov , Dmitry Vyukov , Andrey Ryabinin , kasan-dev , Linux Memory Management List , Vincenzo Frascino , Catalin Marinas , Will Deacon , Mark Rutland , Linux ARM , Peter Collingbourne , Evgenii Stepanov , LKML , Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=jV5Jbe2G; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf24.hostedemail.com: domain of glider@google.com designates 209.85.160.172 as permitted sender) smtp.mailfrom=glider@google.com X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: BB070180041 X-Stat-Signature: 84rh6689ztkojh9158pfwwhrx85antzk X-HE-Tag: 1640096536-715015 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: On Mon, Dec 20, 2021 at 11:00 PM wrote: > > From: Andrey Konovalov > > Add wrappers around functions that [un]poison memory for vmalloc > allocations. These functions will be used by HW_TAGS KASAN and > therefore need to be disabled when kasan=off command line argument > is provided. > > This patch does no functional changes for software KASAN modes. > > Signed-off-by: Andrey Konovalov Reviewed-by: Alexander Potapenko