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 C9D8BC36018 for ; Tue, 1 Apr 2025 16:30:00 +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=9DhpDvkNUPpfOH8u7g4NeRGrOLZYObi0VJk2tn4IER4=; b=19Xgclq0sSVU3+3UicmQvwk766 uarzHi8rilZL3nPjYztGXWKhGGnibaUUMkbR84tHXCVlWTSgzGq18E54iqGSAuf/zluX2usluh6av 6iR4jpIsx4+7YEwlS0BXGwtEPsPDY+TNphxfpmyA/oHBX4XwmGXm8rWtze6uf8Qxt3ITDsAqcNdvv zpYQsQtZ7L2O9x2rcMQM5sCLwfbAOsAQAd1oDEzyVbRkyE72kYHtYCTlgt7mz79N2A22bDaME3+IG lHvfh9Ojp3XKcOBAPGQJIOaD+SvqQjTd9GC32H2L3k0O9ck78bFxGNBOdTDGiUbpXB5y3PiIiULBZ CMzIGnww==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.1 #2 (Red Hat Linux)) id 1tzeUp-00000003slr-0VhT; Tue, 01 Apr 2025 16:29:51 +0000 Received: from out-182.mta0.migadu.com ([91.218.175.182]) by bombadil.infradead.org with esmtps (Exim 4.98.1 #2 (Red Hat Linux)) id 1tzeGz-00000003psh-2CEi for linux-arm-kernel@lists.infradead.org; Tue, 01 Apr 2025 16:15:35 +0000 Date: Tue, 1 Apr 2025 09:15:23 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1743524131; 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=9DhpDvkNUPpfOH8u7g4NeRGrOLZYObi0VJk2tn4IER4=; b=VhHBMTqEvRt/W7d00gi4rZv5Vt1sCkI5ZjgFbjtPoY1C7HnULbeBlTPvlVAnbDMIyfrbQP cPq04Z8ih+Jha0ocloWyHnjO/ac7jH0NfHR2hGoGdLvpq3KA7IhBDbHJV/+up6tiMhH4/V QWd3mUEd3ZzAc8n9rErmjeYPnH73pfk= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Yicong Yang Cc: catalin.marinas@arm.com, will@kernel.org, maz@kernel.org, corbet@lwn.net, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, shuah@kernel.org, jonathan.cameron@huawei.com, shameerali.kolothum.thodi@huawei.com, linuxarm@huawei.com, prime.zeng@hisilicon.com, xuwei5@huawei.com, yangyicong@hisilicon.com, tangchengchang@huawei.com Subject: Re: [PATCH v2 5/6] arm64: Add ESR.DFSC definition of unsupported exclusive or atomic access Message-ID: References: <20250331094320.35226-1-yangyicong@huawei.com> <20250331094320.35226-6-yangyicong@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250331094320.35226-6-yangyicong@huawei.com> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250401_091533_714907_EE2E535D X-CRM114-Status: UNSURE ( 8.22 ) 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 On Mon, Mar 31, 2025 at 05:43:19PM +0800, Yicong Yang wrote: > From: Yicong Yang > > 0x35 indicates IMPLEMENTATION DEFINED fault for Unsupported Exclusive or > Atomic access. Add ESR_ELx_FSC definition and corresponding wrapper. > > Signed-off-by: Yicong Yang Just squash this into the next patch. Adding a helper w/o any user usually isn't a good idea. Thanks, Oliver