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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id 949A4C433F5 for ; Wed, 20 Apr 2022 17:25:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 39B9943C8C; Wed, 20 Apr 2022 13:25:04 -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 juMIhpj6xjo2; Wed, 20 Apr 2022 13:25:02 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 0A56C49EE8; Wed, 20 Apr 2022 13:25:02 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 0CD7349ED8 for ; Wed, 20 Apr 2022 13:25:01 -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 uDCOlzfys10H for ; Wed, 20 Apr 2022 13:24:59 -0400 (EDT) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id BF6DD40B85 for ; Wed, 20 Apr 2022 13:24:59 -0400 (EDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id B73A1B82122; Wed, 20 Apr 2022 17:24:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6CDC5C385A1; Wed, 20 Apr 2022 17:24:55 +0000 (UTC) Date: Wed, 20 Apr 2022 18:24:51 +0100 From: Catalin Marinas To: Marc Zyngier Subject: Re: [PATCH v2 01/10] arm64: Expand ESR_ELx_WFx_ISS_TI to match its ARMv8.7 definition Message-ID: References: <20220419182755.601427-1-maz@kernel.org> <20220419182755.601427-2-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220419182755.601427-2-maz@kernel.org> Cc: kernel-team@android.com, kvm@vger.kernel.org, Joey Gouly , 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 Tue, Apr 19, 2022 at 07:27:46PM +0100, Marc Zyngier wrote: > Starting with FEAT_WFXT in ARMv8.7, the TI field in the ISS > that is reported on a WFx trap is expanded by one bit to > allow the description of WFET and WFIT. > > Special care is taken to exclude the WFxT bit from the mask > used to match WFI so that it also matches WFIT when trapped from > EL0. > > Reviewed-by: Joey Gouly > Signed-off-by: Marc Zyngier Acked-by: Catalin Marinas _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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 CA944C433EF for ; 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Wed, 20 Apr 2022 17:25:03 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhE4a-009uhl-6n for linux-arm-kernel@lists.infradead.org; Wed, 20 Apr 2022 17:25:01 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id B73A1B82122; Wed, 20 Apr 2022 17:24:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6CDC5C385A1; Wed, 20 Apr 2022 17:24:55 +0000 (UTC) Date: Wed, 20 Apr 2022 18:24:51 +0100 From: Catalin Marinas To: Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, Will Deacon , Mark Rutland , James Morse , Suzuki K Poulose , Alexandru Elisei , Joey Gouly , kernel-team@android.com Subject: Re: [PATCH v2 01/10] arm64: Expand ESR_ELx_WFx_ISS_TI to match its ARMv8.7 definition Message-ID: References: <20220419182755.601427-1-maz@kernel.org> <20220419182755.601427-2-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220419182755.601427-2-maz@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220420_102500_422263_524F57B3 X-CRM114-Status: GOOD ( 13.59 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 19, 2022 at 07:27:46PM +0100, Marc Zyngier wrote: > Starting with FEAT_WFXT in ARMv8.7, the TI field in the ISS > that is reported on a WFx trap is expanded by one bit to > allow the description of WFET and WFIT. > > Special care is taken to exclude the WFxT bit from the mask > used to match WFI so that it also matches WFIT when trapped from > EL0. > > Reviewed-by: Joey Gouly > Signed-off-by: Marc Zyngier Acked-by: Catalin Marinas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F24DFC4332F for ; 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charset=us-ascii Content-Disposition: inline In-Reply-To: <20220419182755.601427-2-maz@kernel.org> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Tue, Apr 19, 2022 at 07:27:46PM +0100, Marc Zyngier wrote: > Starting with FEAT_WFXT in ARMv8.7, the TI field in the ISS > that is reported on a WFx trap is expanded by one bit to > allow the description of WFET and WFIT. > > Special care is taken to exclude the WFxT bit from the mask > used to match WFI so that it also matches WFIT when trapped from > EL0. > > Reviewed-by: Joey Gouly > Signed-off-by: Marc Zyngier Acked-by: Catalin Marinas