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 9180DC77B73 for ; Thu, 18 May 2023 21:51:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230063AbjERVv5 (ORCPT ); Thu, 18 May 2023 17:51:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229929AbjERVv4 (ORCPT ); Thu, 18 May 2023 17:51:56 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A86B010DD for ; Thu, 18 May 2023 14:51:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1684446661; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=3PTxJzjUCnDeLKGxq08Q4RltGGG7TNyuXuOM81PDsCQ=; b=ehJ6/tQpER+6utwgWlzS7qx0XKYsMLHum2jfb6OCoi2KcVdz08yS0GXVhN1uFElpFf27gY FXDuJovjQrSjK+oo41jcyuwcFEu9isSFOiJ+qEnV8KHEqbkw9eYtb9WY4UoIVKq/H+MI93 NpnsoDkFT893j4dWAvbYeUYV6LczMDA= Received: from mail-qv1-f70.google.com (mail-qv1-f70.google.com [209.85.219.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-649-UkfEhRqQOUyEz35PLb-uAQ-1; Thu, 18 May 2023 17:51:00 -0400 X-MC-Unique: UkfEhRqQOUyEz35PLb-uAQ-1 Received: by mail-qv1-f70.google.com with SMTP id 6a1803df08f44-621189941cdso3246566d6.1 for ; Thu, 18 May 2023 14:51:00 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684446660; x=1687038660; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=3PTxJzjUCnDeLKGxq08Q4RltGGG7TNyuXuOM81PDsCQ=; b=SXqbfnB/dsPCn43D1jQdqeG88Ldl2r6gINhduPox3NlqfsS2+0PKXTCAfm45O54u2w 9JMMJYE49Iy8QP1np+4SyOO23HlkjBaekYZzJFIHsPQX9av94sd7bsfAUnWU674tHAeL kN9UQDY0pV4BdC75RzD0vOoRvDRcKi36mGN3duC6ayop1eRbR1vepV8kU+THwPQUJ1Aj 01mODToFYrA4vsqbaQI3zbL4CtNPN8MoWENq2hnGeB2fpaZBogOXL9xTKgng229IevMP UTIZilZn8d1PxWa7rhcy5wtpa2BPGwRy6ZhceTV+GyBdzw8e/WK53vVyRFHarWIczqYT ugzA== X-Gm-Message-State: AC+VfDxT2R0TLQRE07k59M510zS9mpKcPdxFfIhANZsCm/biVyHYsEV3 OMFD7WZbBBuFk0GSNVq4TEZyZTQynnjoCNaDpr70W+ieHxsmnrzVdl0NvMznlBCoSOUuB1dopvu aCwIeGaoMEWbQEAUoHI3EXciw5Mbkc2y+5Q== X-Received: by 2002:a05:6214:519a:b0:621:7d4:e05b with SMTP id kl26-20020a056214519a00b0062107d4e05bmr1024262qvb.0.1684446659896; Thu, 18 May 2023 14:50:59 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ6hwLLJfjckQ3qXnTQ5Jvs59iaTcg3CL+DRiXVyjoA2RxvwVhuDUKynLqHROugZ/mgJauTrRA== X-Received: by 2002:a05:6214:519a:b0:621:7d4:e05b with SMTP id kl26-20020a056214519a00b0062107d4e05bmr1024242qvb.0.1684446659694; Thu, 18 May 2023 14:50:59 -0700 (PDT) Received: from x1n (bras-base-aurron9127w-grc-62-70-24-86-62.dsl.bell.ca. [70.24.86.62]) by smtp.gmail.com with ESMTPSA id c30-20020a0ca9de000000b0061f7cf8207asm818958qvb.133.2023.05.18.14.50.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 May 2023 14:50:58 -0700 (PDT) Date: Thu, 18 May 2023 17:50:56 -0400 From: Peter Xu To: Axel Rasmussen Cc: Jiaqi Yan , James Houghton , Alexander Viro , Andrew Morton , Christian Brauner , David Hildenbrand , Hongchen Zhang , Huang Ying , "Liam R. Howlett" , Miaohe Lin , "Mike Rapoport (IBM)" , Nadav Amit , Naoya Horiguchi , Shuah Khan , ZhangPeng , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, Anish Moorthy Subject: Re: [PATCH 1/3] mm: userfaultfd: add new UFFDIO_SIGBUS ioctl Message-ID: References: <20230511182426.1898675-1-axelrasmussen@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Thu, May 18, 2023 at 05:38:14PM -0400, Peter Xu wrote: > If with uffd, perhaps avoid calling it sigbus? As we have FEATURE_SIGBUS > and I'm afraid it'll cause confusion. UFFDIO_HWPOISON may sound more > suitable? Or UFFDIO_POISON (to identify it from real hw poisons).. -- Peter Xu