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 CB324C624D0 for ; Wed, 2 Sep 2026 11:32:51 +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:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=CO3LG25qSHhVLijk0TY0KKdaWHkAHnrz3sT1LudBzhk=; b=0ENKFMcL2HL58DZ+wyaFM6gaN8 x5EeD45FYas8LTvHV5msvIVUshncbn0rIPV7RWJ0ohhxEQxY6TdWYuKqOoMmsVWvxu+bMmD621LR5 UljAEMmwEw3QImQuCxF+LDmyWjUepmqzMbsmoItt2A8qYwzlpneTalVNxMGVnF7dkjpG7ndPNhulf 5WNlGUUEynhRqR1rantBg2fzDx30fHvbh/Ku+6XFI2ES5Jtj8kwqIBOM0PcWsvhUdeaghiLEAddDu OGjM4qh+AoI3oIGKfRBSVGM/i3b991PAlEAKO4En8OL//XuUpLj28LpQ7FOO8XsBcGJLMMp1N4twv zMPWgr+A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x1jCv-0000000EWCQ-2Szu; Wed, 02 Sep 2026 11:32:45 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x1jCt-0000000EWBQ-0gaH for linux-arm-kernel@lists.infradead.org; Wed, 02 Sep 2026 11:32:44 +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 EC7A82F; Wed, 2 Sep 2026 04:32:35 -0700 (PDT) Received: from lakrids.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id C8D183F85F; Wed, 2 Sep 2026 04:32:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788348759; bh=qx1oKdH0wHUPkUW+KQ/NyOiGBLOROyjuVV3j7qsQIEc=; h=From:To:Cc:Subject:Date:From; b=r8bJ0fZC2S8t0PJtEtQmFyFf6PisNnzlOsgsaQ5jEC8xqgUDJf0BaayS8E5ZZTR5U Z+Kwz/GUtT+nnFcH5UsrLpFO0ztpD917KpAmvPDbfgghp9rfSH4eufqwWwgjRnQe5s b3Ac5x+Syl5lt5bOqQ/w6aFTfKEuKeHzCJG8+THM= From: Mark Rutland To: linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, james.morse@arm.com, mark.rutland@arm.com, maz@kernel.org, will@kernel.org Subject: [PATCH 0/2] arm64: alternative: Remove optional 'cfg' parameter Date: Wed, 2 Sep 2026 12:32:30 +0100 Message-Id: <20260902113232.314831-1-mark.rutland@arm.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260902_043243_247757_3DC3950F X-CRM114-Status: UNSURE ( 7.92 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org These patches remove the optional 'cfg' parameter from alternative macros. Use of the 'cfg' parameter is less clear than ifdeffery or IS_ENABLED() checks, and also doesn't allow the compiler to elide asm() blocks when 'cfg' is not selected, so it's preferable to avoid it. Mark. Mark Rutland (2): arm64: mte-kasan: Use IS_ENABLED() rather than ALTERNATIVE() 'cfg' parameter arm64: alternative: Remove 'cfg' parameter arch/arm64/include/asm/alternative-macros.h | 30 +++++++-------------- arch/arm64/include/asm/mte-kasan.h | 10 ++++--- 2 files changed, 16 insertions(+), 24 deletions(-) -- 2.30.2