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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 0FC91C4724C for ; Thu, 30 Apr 2020 17:36:42 +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 D72F8208C3 for ; Thu, 30 Apr 2020 17:36:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="H5WxqNDr"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="WvWZPTqX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D72F8208C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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-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-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=EewID2JY8pjryHBzuTONk/Ge6IbDtNQUaASiyYIML+k=; b=H5WxqNDr+KnriELP4Cf5SzaG+ AoWOUmPOJop30mhNbPA9AYGTSIBzXzl7dU86J1+Zgr8DiJ+l21I0RfnCuGYxnS/fPXjBPSySumC3x n0hIjAoZiHXNVx3Y2SNHbt5yOpBUvj2iyJqLqEEs24z/0bzG0Hy6WQmFqi4/5UIPngKyJ1/S8zpHY yUgteBT/tAsFaWaLNTCCtp1HFfER4IkTzxP0J4a1jK402BHoYKpwGFgX5iAR4jL9/5BiCD2D/HEtt v+sbUqsQzakidY3aaAgsNs+RHUj4Mq0SKf1zwVjUcDQdBkKOCrDoODLwwj/H52uo5q2GSIrFKcFUE gvn4wEhjQ==; 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 1jUD71-0008Ng-4n; Thu, 30 Apr 2020 17:36:39 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jUD6v-0008MN-MU for linux-arm-kernel@lists.infradead.org; Thu, 30 Apr 2020 17:36:35 +0000 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C5431208C3; Thu, 30 Apr 2020 17:36:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588268193; bh=FgIgdy8JoQWNZZDAWaLhFeph4UaKzJrJvl5DI1vRHd8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=WvWZPTqXEcEGoyf/PupY420J9zoKymoKO47I8zD55IuGwTW5nFu+opObCAvCQkYCZ q7/AAklmmJ8IeUPYUrI7miPR+sgR2LIQasu/zullvR5+cYgj/EeK4Gcuvu+p6T3MlK Bz1Apm9w1763ny0xwqqa6lUMU6c/TBXrtVHKOsnY= Date: Thu, 30 Apr 2020 18:36:30 +0100 From: Mark Brown To: Will Deacon Subject: Re: [PATCH v2 3/3] arm64: insn: Report PAC and BTI instructions as NOPs Message-ID: <20200430173630.GI4633@sirena.org.uk> References: <20200428172433.48830-1-broonie@kernel.org> <20200428172433.48830-4-broonie@kernel.org> <20200430160928.GD25258@willie-the-truck> <20200430171645.GG4633@sirena.org.uk> <20200430172039.GJ25258@willie-the-truck> MIME-Version: 1.0 In-Reply-To: <20200430172039.GJ25258@willie-the-truck> X-Cookie: Sign here without admitting guilt. 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-20200430_103633_753335_65640B1F X-CRM114-Status: GOOD ( 12.17 ) 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: Catalin Marinas , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============3629949711232687778==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============3629949711232687778== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="lqaZmxkhekPBfBzr" Content-Disposition: inline --lqaZmxkhekPBfBzr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Apr 30, 2020 at 06:20:40PM +0100, Will Deacon wrote: > On Thu, Apr 30, 2020 at 06:16:45PM +0100, Mark Brown wrote: > > On Thu, Apr 30, 2020 at 05:09:29PM +0100, Will Deacon wrote: > > > Are you deliberately omitting XPACLRI? If so, maybe add a comment to say > > > why, since it looks a bit weird without it. > > Not deliberately, no - I'm not sure I'd heard of it before and it's one > > of those cases where the spec doesn't call out the instruction as being > > in the hint space. > Hmm, so I only spotted it because of "Decode" pseudocode for HINT on p.929 > of rev F.a of the Arm ARM (the one with the AUTHASP typo). Ah, I see - that's indeed a useful enumeration of the currently defined HINTs. IIRC I wrote this code before I became aware that HINT was defined as an instruction rather than just being an encoding space! Thanks for the pointer. --lqaZmxkhekPBfBzr Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl6rDJ0ACgkQJNaLcl1U h9CNcQf/WX8if2+YI8K5K9DvipPZeF8D6Z/F9zc+cDxVaPcTE4K6i3v20LEqr0ER X6knxzgJxw1WniIfMy3dBUz52/ucNFV2IjB1VXICVtTpDhAmzC2CoQVnRrD0LOZ+ q5Meqwn9dkKGLI+fyhzPd5mk35/YA7HjzaVfQt0NAOmQwTsoueP1sKsHO45BZhsn UWBRc2EsKey3IAxrFE0AA37AvEoCS6ADChU+UxULq4qAmthnmP59z5hcGEma7+Ii ol7tpk2euE/4Fu8TAatuyLUHZk83BKD6tFZqGy0Thj3jg7orXwgmzbqSnBOGnDQi Xs3CAKgNynwwBVQntogVmtyQVsSLCw== =ocvi -----END PGP SIGNATURE----- --lqaZmxkhekPBfBzr-- --===============3629949711232687778== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============3629949711232687778==--