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=-5.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_2 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 7D3E4C433E0 for ; Wed, 20 May 2020 14:05:45 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 1021520756 for ; Wed, 20 May 2020 14:05:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="km2IocK4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1021520756 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 9BCCB4B1E1; Wed, 20 May 2020 10:05:44 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bDlNzBmtoD+f; Wed, 20 May 2020 10:05:43 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 8E34D4B1EA; Wed, 20 May 2020 10:05:43 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 7DC684B1E6 for ; Wed, 20 May 2020 10:05:42 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 3O6peUCgdbLO for ; Wed, 20 May 2020 10:05:39 -0400 (EDT) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id E5B984B1E1 for ; Wed, 20 May 2020 10:05:38 -0400 (EDT) Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (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 8DDE020756; Wed, 20 May 2020 14:05:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589983537; bh=HfBCWFfRpM5VyyK+IDlm6yuZbOJ44nnW86i2oO6kM+g=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=km2IocK4xKMy0nzEBce/dnj+q4vAZie6wkUiAQLo5+2Wn5Rrg6O7bxDwfsIduhi9C HSFO01WSisjf1RqyFbhMAhcLuglhBwrRC3NynA8W57NnQFzM5fKpHtljmC/7SRpvxS jpJe+ok0CKW6OEMrbEy6akwapZMWCo1zcZnzhqYM= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why) by disco-boy.misterjones.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jbPLj-00Dx1Q-UT; Wed, 20 May 2020 15:05:36 +0100 Date: Wed, 20 May 2020 15:05:33 +0100 From: Marc Zyngier To: Anshuman Khandual Subject: Re: [PATCH V2] arm64/cpufeature: Drop open encodings while extracting parange Message-ID: <20200520150533.3034fe90@why> In-Reply-To: <1589360614-1164-1-git-send-email-anshuman.khandual@arm.com> References: <1589360614-1164-1-git-send-email-anshuman.khandual@arm.com> Organization: Approximate X-Mailer: Claws Mail 3.17.5 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: anshuman.khandual@arm.com, linux-arm-kernel@lists.infradead.org, mark.rutland@arm.com, catalin.marinas@arm.com, will@kernel.org, james.morse@arm.com, kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Cc: Catalin Marinas , linux-kernel@vger.kernel.org, Will Deacon , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Wed, 13 May 2020 14:33:34 +0530 Anshuman Khandual wrote: > Currently there are multiple instances of parange feature width mask open > encodings while fetching it's value. Even the width mask value (0x7) itself > is not accurate. It should be (0xf) per ID_AA64MMFR0_EL1.PARange[3:0] as in > ARM ARM (0487F.a). Replace them with cpuid_feature_extract_unsigned_field() > which can extract given standard feature (4 bits width i.e 0xf mask) field. > > Cc: Catalin Marinas > Cc: Will Deacon > Cc: Marc Zyngier > Cc: James Morse > Cc: kvmarm@lists.cs.columbia.edu > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-kernel@vger.kernel.org > > Signed-off-by: Anshuman Khandual Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny... _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm