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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 8175CC4332F for ; Thu, 3 Nov 2022 00:01:13 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4N2kS81574z3fWc for ; Thu, 3 Nov 2022 11:01:12 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=2lQc0nXI; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=mcgrof@infradead.org; receiver=) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4N2kQf4CDdz3gDM for ; Thu, 3 Nov 2022 10:59:54 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=t5AqGgPaokx6x0rdC5uz+rjU5dq/lOC3mQZwI1qWWWM=; b=2lQc0nXIKirMBa4o/dvF+NXVyc nyq0G4c3Y6tODFlxfJPvEFrzp7u999cDdCbQImfmCGm8LEr+avFItV98IZ7vT5r4g2F8qlDLoXKrI sGcK1fLVzSFrDpi9ihWorXe7ZAD/yBzC9Xk9li1KNmQLQu+O/Y0+BQZGHtAIHhCR6GlXj6h/38caX g98vFMkepKFvL68ADOye4fDgtHlk2uT1OJfBAAdFp3gbMm01dltKKhP22PndC8Wffr+qJOcE8y6Rp Tb8TsWBuG9oyXMBdQcgXP3kPnqcdpc2qpNa9GD4ckfBgsCBVeoXRWEKKL+Ns0+SQotRwqBV5g4kc3 LPHdLXuQ==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqNeA-00FFcb-PY; Wed, 02 Nov 2022 23:59:50 +0000 Date: Wed, 2 Nov 2022 16:59:50 -0700 From: Luis Chamberlain To: Nicholas Piggin Subject: Re: [PATCH v5 1/2] module: add module_elf_check_arch for module-specific checks Message-ID: References: <20221031120733.3956781-1-npiggin@gmail.com> <20221031120733.3956781-2-npiggin@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221031120733.3956781-2-npiggin@gmail.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-modules@vger.kernel.org, Jessica Yu Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Mon, Oct 31, 2022 at 10:07:32PM +1000, Nicholas Piggin wrote: > The elf_check_arch() function is also used to test compatibility of > usermode binaries. Kernel modules may have more specific requirements, > for example powerpc would like to test for ABI version compatibility. > > Add a weak module_elf_check_arch() that defaults to true, and call it > from elf_validity_check(). > > Cc: Michael Ellerman > Signed-off-by: Jessica Yu > [np: added changelog, adjust name, rebase] > Signed-off-by: Nicholas Piggin Acked-by: Luis Chamberlain Luis