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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 330ACE77188 for ; Mon, 6 Jan 2025 15:24:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=L0cWKwesGUWu0kJbylqFSkdZr5QpTpSeBpe/e0xZI0Y=; b=izSEtPP/vj/ZWyYrwCM7S7ARSE aW9rpHfnqjkzQfEdn0G6pvh8i5jYEldPL+OpQ2LvX8a7XZGDNe+RkvqMzCE2sAc79JTkYRxk9NopM vY5h5zXZ1P30dhHS/eDR9o0FCqmCrgDJ+Rx1e5GVRJdpox95B6/s+BQK9HcZGi0U5kxivL4wJjYNF zaC/rFZgszs/sKoD2ml3yhzy5T0zsK+dO50N6oeF/NyfF7GBuu+nvmuMyAMMz99MWKxUQ2ZPR8Nvn vxQMgp035y2DnRUk45QjgwWBiXcULSOyXutnb/oIhNuvaRFdMAC19V1Ec3sM3uUGEiyhQ8sdbM8bP 5c5sy3dQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tUoyK-00000001kmI-2Vgw; Mon, 06 Jan 2025 15:24:52 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tUox6-00000001kMH-2nUw for kexec@lists.infradead.org; Mon, 06 Jan 2025 15:23:38 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 99914143D; Mon, 6 Jan 2025 07:24:03 -0800 (PST) Received: from e133380.arm.com (e133380.arm.com [10.1.197.41]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 16DE23F59E; Mon, 6 Jan 2025 07:23:32 -0800 (PST) Date: Mon, 6 Jan 2025 15:23:30 +0000 From: Dave Martin To: Akihiko Odaki Cc: Eric Biederman , Kees Cook , Catalin Marinas , Mark Brown , Baoquan He , Vivek Goyal , Dave Young , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, kexec@lists.infradead.org, devel@daynix.com Subject: Re: [PATCH v2 0/5] elf: Define note name macros Message-ID: References: <20250104-elf-v2-0-77dc2e06db4e@daynix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250104-elf-v2-0-77dc2e06db4e@daynix.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250106_072336_745875_38C5AEA9 X-CRM114-Status: GOOD ( 13.75 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org Hi, On Sat, Jan 04, 2025 at 11:38:33PM +0900, Akihiko Odaki wrote: > elf.h had a comment saying: > > Notes used in ET_CORE. Architectures export some of the arch register > > sets using the corresponding note types via the PTRACE_GETREGSET and > > PTRACE_SETREGSET requests. > > The note name for these types is "LINUX", except NT_PRFPREG that is > > named "CORE". > > However, NT_PRSTATUS is also named "CORE". It is also unclear what > "these types" refers to. > > To fix these problems, define a name for each note type. The added > definitions are macros so the kernel and userspace can directly refer to > them. > > Signed-off-by: Akihiko Odaki Should this be Cc'd at least to the GNU binutils or gdb folks? Also the glibc and elfutils projects, both of which maintain a version of elf.h. They may have their own view on the best way to approach this issue. If cross-posting to other project mailing lists, it might make sense to add a bit more background explaining the motivation for the change. [...] Cheers ---Dave