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=-9.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 CDA66C433B4 for ; Fri, 30 Apr 2021 22:26:55 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 65660613FA for ; Fri, 30 Apr 2021 22:26:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 65660613FA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=davemloft.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Mime-Version:References:In-Reply-To:From:Subject:Cc: To:Message-Id:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=A4dw40eYas7aCQDaBaTctt8ifcVL/qUw1j7+HTtoxMg=; b=WKT4iku1eKG48gQhM1FA2zV2m cQOcYi31lgy3Y/kVJVbv+T80ZTjrG/q+13YHa7xMsiMTwfS0gTeMm+iolYuGx8ky3siSSv6tkz7SY BhOXhG9223oNkyu0iabYxLxZ7I/dssxTHfDAtVhADM8RxPZCBF3a1hzTQFLWd656jrmLq+DcxweQF Tupu+UmqFxUweryg8zEUcpDIg4v4YyJjt2HdTGL9evm5s7cuYYQoZoVjRwM+DVMAtbitjg+sAt6j6 5hVaM4tu9aCih/VfgteJ2Q4sX8K2eXy391s7gXvoPu8c0nX2rzKYgldJJd2BrB+dN7aguWX9KNwZX Dc44yRnHA==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lcbYv-008kzM-9A; Fri, 30 Apr 2021 22:24:41 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lcbXR-008krA-SI for linux-arm-kernel@desiato.infradead.org; Fri, 30 Apr 2021 22:23:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: Content-Type:Mime-Version:References:In-Reply-To:From:Subject:Cc:To: Message-Id:Date:Sender:Reply-To:Content-ID:Content-Description; bh=h5aO4N0WmRWK9/czILClzyLWQ/bAN+TIDK9oJV8g3F4=; b=RiVYnntDEY3dxMnR/5ZqOD6gmx VeOyyBzUGmAVnRIccoDTMoI7lygGskxC6XC2S6mhvZPMxq3CyXao3IOrnZ93FxCYfoW1QZJ3Oz42T brnqDAlFf4z8CVzhLiQjc2ncPVvpyPTkAnHjZrmbq2LYACpnv7T22ocuOB98aAf2Ji1mIWFBAQwGS gLrleJcOYccDcOmflZWWuZmOmXEew9HAbsi0oWQI8R3hKZsdPXQxVpM3CD1BF2UGv5+Kvp9qrrg2N I1xIveexOoTMfGHaYNEQW9BnOsCG8HfVa65kINT1de0zOWx5Z7QL5jy/Pluo5YLEaA5KZxMuKwa7W nfilMxlw==; Received: from shards.monkeyblade.net ([23.128.96.9] helo=mail.monkeyblade.net) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lcbXO-001i9C-HT for linux-arm-kernel@lists.infradead.org; Fri, 30 Apr 2021 22:23:07 +0000 Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) by mail.monkeyblade.net (Postfix) with ESMTPSA id 5D5F24F7E7593; Fri, 30 Apr 2021 15:23:02 -0700 (PDT) Date: Fri, 30 Apr 2021 15:22:58 -0700 (PDT) Message-Id: <20210430.152258.729887124786441756.davem@davemloft.net> To: elver@google.com Cc: ebiederm@xmission.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will@kernel.org, mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org Subject: Re: [PATCH 1/3] sparc64: Add compile-time asserts for siginfo_t offsets From: David Miller In-Reply-To: <20210429190734.624918-1-elver@google.com> References: <20210429190734.624918-1-elver@google.com> X-Mailer: Mew version 6.8 on Emacs 27.1 Mime-Version: 1.0 X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.6.2 (mail.monkeyblade.net [0.0.0.0]); Fri, 30 Apr 2021 15:23:02 -0700 (PDT) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210430_152306_588106_51BDFF18 X-CRM114-Status: UNSURE ( 7.21 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Marco Elver Date: Thu, 29 Apr 2021 21:07:32 +0200 > To help catch ABI breaks at compile-time, add compile-time assertions to > verify the siginfo_t layout. Unlike other architectures, sparc64 is > special, because it is one of few architectures requiring si_trapno. > ABI breaks around that field would only be caught here. > > Link: https://lkml.kernel.org/r/m11rat9f85.fsf@fess.ebiederm.org > Suggested-by: Eric W. Biederman > Signed-off-by: Marco Elver Acked-by: David S. Miller _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel