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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 87126C4332B for ; Tue, 24 Mar 2020 11:23:28 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 44BD320786 for ; Tue, 24 Mar 2020 11:23:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="S6hmGQHT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 44BD320786 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=51N9g5Ga6bZ0ZSUwkPfOE0ulbLlngN75fJvs0Yz6Iv0=; b=S6hmGQHT4tFpkF +Q7No0bFhMIGAelo+f6XdzQhkx0VHUDFdJLuNgMgsFaxcDGTBHO+Hlem/+9igpFbZil0aOImNrH6O ITa/4EeLGGo2rgJHfOreTUtA67oBlqbfYmoczICAcAP1Fmke2Fd+rOOy+eCtldBLoGNOyAvPIbSVR bsmdTarwVYDjiYWDTXm4XBPST/GLZugrINYh/w3XTNAjmQusCsmCjZvnVhYIa7gKA4b8jDRlUlp/s /rEM/X6JtP//uIgO/baSU0qawAPB0Ad0vlfNVzWdUOFi5Q59Z1M8X+e6XjLZ6jZN0FEBDUBSFbU23 DhKwARWsjSThjo2y0Svw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGheX-0001T4-52; Tue, 24 Mar 2020 11:23:25 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGheT-0001SP-Jw for linux-arm-kernel@lists.infradead.org; Tue, 24 Mar 2020 11:23:22 +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 E0C2231B; Tue, 24 Mar 2020 04:23:20 -0700 (PDT) Received: from mbp (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EB8793F792; Tue, 24 Mar 2020 04:23:19 -0700 (PDT) Date: Tue, 24 Mar 2020 11:23:17 +0000 From: Catalin Marinas To: Mark Rutland Subject: Re: [PATCH 1/3] arm64: clean up trampoline vector loads Message-ID: <20200324112316.GG4892@mbp> References: <1938400.7m7sAWtiY1@basile.remlab.net> <20200323121437.GC2597@C02TD0UTHF1T.local> <20200323190408.GE4892@mbp> <2067644.cOvikPKVsA@basile.remlab.net> <20200324105217.GA20256@C02TD0UTHF1T.local> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200324105217.GA20256@C02TD0UTHF1T.local> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200324_042321_701793_0ADFA48B X-CRM114-Status: GOOD ( 12.38 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: james.morse@arm.com, will@kernel.org, linux-arm-kernel@lists.infradead.org, =?iso-8859-1?Q?R=E9mi?= Denis-Courmont , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Mar 24, 2020 at 10:52:17AM +0000, Mark Rutland wrote: > On Mon, Mar 23, 2020 at 10:42:30PM +0200, R=E9mi Denis-Courmont wrote: > > Le maanantaina 23. maaliskuuta 2020, 21.04.09 EET Catalin Marinas a =E9= crit : > > > Should we just use adrp on __entry_tramp_data_start? Anyway, the diff > > > below doesn't solve the issue I'm seeing (only reverting patch 3). > > = > > AFAIU, the preexisting code uses the manual PAGE_SIZE offset because th= e offset = > > in the main vmlinux does not match the architected offset inside the fi= xmap. If = > > so, then using the symbol directly will not work at all. > = > Indeed. I can't see a neat way of avoiding this right now, so should we > drop these patches and leave the code as-is (but with comments as to the > special requirements that it has)? I'm going to drop these three patches from -next for now but I can take any updated comments (they are pretty much missing from this code). Thanks. -- = Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel