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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BFD35C433EF for ; Fri, 4 Mar 2022 05:20:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238192AbiCDFVb (ORCPT ); Fri, 4 Mar 2022 00:21:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238205AbiCDFVY (ORCPT ); Fri, 4 Mar 2022 00:21:24 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 32BE3186B81 for ; Thu, 3 Mar 2022 21:20:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1646371221; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TsbV9aZwys4B5ATDrVcah3NNWPIloXpy6hGN6YFlyJ0=; b=aPEArK2oXQA8kC9M9f7b4TPpmYhgATepuaN4sO7wqDGRNLeQxNx+LbMX61sTLNvV3mn+0Y WWgzOxCE54MhRNl+Mk/LbhxHWKFdliN1lg1ImDwtYrBIC6BO548Lp+q1c1XP2kClwfr7Z4 58YarW/K/rmUzqx7UuABDOVYnDf6eEQ= Received: from mail-pg1-f198.google.com (mail-pg1-f198.google.com [209.85.215.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-580-ur6LRQ8wPhi5cqmKyWRF3g-1; Fri, 04 Mar 2022 00:20:20 -0500 X-MC-Unique: ur6LRQ8wPhi5cqmKyWRF3g-1 Received: by mail-pg1-f198.google.com with SMTP id v32-20020a634660000000b0037c3f654c50so3272570pgk.6 for ; Thu, 03 Mar 2022 21:20:20 -0800 (PST) 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=TsbV9aZwys4B5ATDrVcah3NNWPIloXpy6hGN6YFlyJ0=; b=1SjgoDbHSXy6RH/MqiRiQQxNttbqQx6oHn1obuiuFDfy+nqxrOFn4hYaDsBRRloA19 5ZRN7tjS8xLLe+86WHYFfBFnJfxok0TxrOYuqnnqFsau/w7BrL58JYasMsYBWXlgp8eW IecyvmpB1STkftJ+5GpLCnO3jZJQZ9BhGP3ByVkNPoEvgiIo1+O91LdaZcO7qu5Ofy1D 7x3UNT6AO1taB2VgH2goTg9zpgEzr4KhVGINJfIZtIa93UnU4D9j2wdb8DsTIM8llpSR JvH+gcbGOU5+V7NPtiFLo7Benrj7AowN0DxN62ti8d+4ugyPrFGilnrgMYBN5cmze9zJ 9SgA== X-Gm-Message-State: AOAM532HPEMeTShUH7eGIQfeiHBGuQlqRZKv8bgIvtMfZwEdi44YkuXQ EsK2AI7Vf5oDZOEio0UxCGKA5sRf3t5vq8KRCNtM8BOSWO9fq0PH/RFdVKBVGjGyK1BEvQAx5jV PjgFtEn0EaGnAVZCDS+yni5IT X-Received: by 2002:a63:8648:0:b0:37c:8fc8:ae4 with SMTP id x69-20020a638648000000b0037c8fc80ae4mr2426557pgd.482.1646371219106; Thu, 03 Mar 2022 21:20:19 -0800 (PST) X-Google-Smtp-Source: ABdhPJxRWTNjzqF9FDUsgNw/iTSctk6JZiPnQ2cg8VqL5h80ojfUPsMdu0+kgc5kk3/QOyRztfI6Hg== X-Received: by 2002:a63:8648:0:b0:37c:8fc8:ae4 with SMTP id x69-20020a638648000000b0037c8fc80ae4mr2426547pgd.482.1646371218872; Thu, 03 Mar 2022 21:20:18 -0800 (PST) Received: from localhost.localdomain ([94.177.118.59]) by smtp.gmail.com with ESMTPSA id p16-20020a056a000b5000b004f669806cd9sm4323865pfo.87.2022.03.03.21.20.11 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 03 Mar 2022 21:20:18 -0800 (PST) From: Peter Xu To: linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: peterx@redhat.com, Nadav Amit , Hugh Dickins , David Hildenbrand , Axel Rasmussen , Matthew Wilcox , Alistair Popple , Mike Rapoport , Andrew Morton , Jerome Glisse , Mike Kravetz , "Kirill A . Shutemov" , Andrea Arcangeli Subject: [PATCH v7 22/23] mm: Enable PTE markers by default Date: Fri, 4 Mar 2022 13:17:07 +0800 Message-Id: <20220304051708.86193-23-peterx@redhat.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220304051708.86193-1-peterx@redhat.com> References: <20220304051708.86193-1-peterx@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Enable PTE markers by default. On x86_64 it means it'll auto-enable PTE_MARKER_UFFD_WP as well. Signed-off-by: Peter Xu --- mm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/Kconfig b/mm/Kconfig index a80ea8721885..93e90efc4ab7 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -901,7 +901,7 @@ config ANON_VMA_NAME difference in their name. config PTE_MARKER - def_bool n + def_bool y bool "Marker PTEs support" help -- 2.32.0