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=-12.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 43FB3C4742C for ; Mon, 2 Nov 2020 16:06:17 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id CE79222258 for ; Mon, 2 Nov 2020 16:06:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="B+b74HQO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE79222258 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 496916B00B2; Mon, 2 Nov 2020 11:05:50 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 409A96B00B3; Mon, 2 Nov 2020 11:05:50 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2847A6B00B4; Mon, 2 Nov 2020 11:05:50 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0088.hostedemail.com [216.40.44.88]) by kanga.kvack.org (Postfix) with ESMTP id E298F6B00B2 for ; Mon, 2 Nov 2020 11:05:49 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 7A7A0181AEF09 for ; Mon, 2 Nov 2020 16:05:49 +0000 (UTC) X-FDA: 77439954018.25.brass27_51107ce272b1 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin25.hostedemail.com (Postfix) with ESMTP id A18CD1804E3A0 for ; Mon, 2 Nov 2020 16:05:47 +0000 (UTC) X-HE-Tag: brass27_51107ce272b1 X-Filterd-Recvd-Size: 4410 Received: from mail-qv1-f73.google.com (mail-qv1-f73.google.com [209.85.219.73]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Mon, 2 Nov 2020 16:05:47 +0000 (UTC) Received: by mail-qv1-f73.google.com with SMTP id m11so8467768qvt.11 for ; Mon, 02 Nov 2020 08:05:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=E7M1YMbMIR4yMAYd8ymzpiiG9f9KaGeAaRDscMDAbI8=; b=B+b74HQOp3f/kfOxXBITIRBEll8gls2oSrKFlkytGbLYfoRHHu1uMoDCIY1/QpTreR 1OWKmsbQ3kb79xzISbXlnmxB2nFKPH9xGsspSZnhWewaaEzeQQzpYHdE+Tvylc9ZEy1C Ynm9YJUeyl+VKHbYnn3nmDML3XSJTKgfLfCPTEHNx4Yj+yOt3oFEMIQaUDLmJGta7A6s +CZAF+bpODT0CKwxt9FAzMVIgqHaDyQzk6/HgFfJyDbRWtMk9xod5t/V99ooccHzwWKh mR2nvhRCb+Ky6uhyTKye5Xm1E2L9ta9OLifCVWA+NfdRlyOE/FFvrXthJ3hePSrMPK9z 3dQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=E7M1YMbMIR4yMAYd8ymzpiiG9f9KaGeAaRDscMDAbI8=; b=LcWZ4Qv/sH0c7quHnDL24I6e+3G3kgZl7aYWy499euWWPPBhiuDefOzoLalidhTrX4 achM4mN3oEM6M6e7Z0tevK3Mql4+vMPtQjYQcWouSoDzskxXCaq9KAKkaPfywcJ383me OdprRX1Fpaj2DW7pWIzH/CHIb5NY5lPm0hQd/YQDHetMEfMc8RXwD/s5V/Cjd+l53AFK VjBRyUZwCYXsaW/QNOuJcSTpK6ivSrYbtiK6uvZ2rBT+X8K7Khg1G6vu8o4ET52gscgX YBMJwn4ww/NjKxJ083gn4jBw+SuEjfdYr9t6JSoERKHDBm9LNZNNSH/becZV8Rc3yypQ gL1Q== X-Gm-Message-State: AOAM530QHKdsdBoOSbmYG0cacuApZtccVHunWS1EB+cZRxSTFp9RQI8s IWGScqOq7HCQPUp+6TeMK0FInLIw8KJGCV2m X-Google-Smtp-Source: ABdhPJxCpvODUOhYUZL5nc/yMsQuPusWm8gNXkjp/HkCNDgiJkwTvpJ1d1RHTffAkbxP5qgxtSriqvYjoje6hyoR X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:a0c:f70e:: with SMTP id w14mr23027576qvn.10.1604333146336; Mon, 02 Nov 2020 08:05:46 -0800 (PST) Date: Mon, 2 Nov 2020 17:04:13 +0100 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.29.1.341.ge80a0c044ae-goog Subject: [PATCH v7 33/41] kasan: define KASAN_GRANULE_SIZE for HW_TAGS From: Andrey Konovalov To: Catalin Marinas , Will Deacon Cc: Vincenzo Frascino , kasan-dev@googlegroups.com, Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Elena Petrova , Branislav Rankov , Kevin Brodsky , Andrew Morton , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov Content-Type: text/plain; charset="UTF-8" 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: Hardware tag-based KASAN has granules of MTE_GRANULE_SIZE. Define KASAN_GRANULE_SIZE to MTE_GRANULE_SIZE for CONFIG_KASAN_HW_TAGS. Signed-off-by: Andrey Konovalov Signed-off-by: Vincenzo Frascino Reviewed-by: Marco Elver --- Change-Id: I5d1117e6a991cbca00d2cfb4ba66e8ae2d8f513a --- mm/kasan/kasan.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index e3cd6a3d2b23..618e69d12f61 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -5,7 +5,13 @@ #include #include +#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS) #define KASAN_GRANULE_SIZE (1UL << KASAN_SHADOW_SCALE_SHIFT) +#else +#include +#define KASAN_GRANULE_SIZE MTE_GRANULE_SIZE +#endif + #define KASAN_GRANULE_MASK (KASAN_GRANULE_SIZE - 1) #define KASAN_GRANULE_PAGE (KASAN_GRANULE_SIZE << PAGE_SHIFT) -- 2.29.1.341.ge80a0c044ae-goog