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 67891C46CA3 for ; Tue, 5 Dec 2023 15:17:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/yba6Oy4t+WJXddxdf1u69R/MRceLGN3RZM4qqYUucQ=; b=y1SE+2taj3tC1T juagnDYUjupdi2EpWS8fThsKI6gaJDc1j6o0VPQLMoh+qeK8gGX3bbDGImoINf3MYWiD8c1Fm/Dla BIUm3pJ/q4Wi/FMvjmn3G+3scFGXgvHcFdZbxUXrv9qTzAEdHJ906NFyGlU0AWsiuBE6jtsRzM+KL vzP+4jOHKeFfmNIVFpnHqBjgf5Qlp8cyhvb4lbXlD0k7RA2eECJX0Lwven+N9cof9QXLB/PjUGkIG hlm1VKCCirj2g7jpTDutS2NjcEQK6RxmxrkVoqEVKOpA0HL+VUl5LpaeErPGy6ML+FSZXq0ndvmqx jSf0PMakVy933ljco2TQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rAXAd-007hZj-2z; Tue, 05 Dec 2023 15:17:12 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rAXAW-007hSt-0w for linux-arm-kernel@lists.infradead.org; Tue, 05 Dec 2023 15:17:05 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 74192617D1; Tue, 5 Dec 2023 15:17:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 878D2C433CB; Tue, 5 Dec 2023 15:16:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701789422; bh=ythRDbHamCF1V960slPinsGfd+YNI6SDqBoOYO7K2x8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mTwZiRm8s2c6snTdYDkQtv/CeJA2v5zipvPAIN1D7nX8GBiqG75MVpxvTuBrI986p 949AhbN+0FBFYQQhybk2cuB7vaxL82NbdfeJDYQHQyVa2uJBLZwz0VQhMUbc/WVPTO YBzmognQorgb7BCEvR/a40RtvNB3/nQ4I3f3So14aLBOTVVh15iSAF79cr0Vgsz6ZA 6k62i6q6dKjGgKBCfmrNHhrL97+V3YGWxRBVsq1CrU3gSOUw+Kc/KiadzQUceu9Kdd wScFcOHxai1PgA/H/KIHxWQvr/iILmb6c/vrKn4MGPBL/T1Ikf0p0iGlRLBABjBZOW fAZq82SmP7KDQ== From: Will Deacon To: Marc Zyngier , kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , Mark Rutland , Zenghui Yu , Ard Biesheuvel , Oliver Upton , Anshuman Khandual , Suzuki K Poulose , James Morse Subject: Re: [PATCH v3 0/3] arm64: Drop support for VPIPT i-cache policy Date: Tue, 5 Dec 2023 15:16:34 +0000 Message-Id: <170177628445.1801906.11394045917050132780.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20231204143606.1806432-1-maz@kernel.org> References: <20231204143606.1806432-1-maz@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231205_071704_390582_4F9094F3 X-CRM114-Status: GOOD ( 10.63 ) 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 Mon, 4 Dec 2023 14:36:03 +0000, Marc Zyngier wrote: > ARMv8.2 introduced support for VPIPT i-caches, the V standing for > VMID-tagged. Although this looked like a reasonable idea, no > implementation has ever made it into the wild. > > Linux has supported this for over 6 years (amusingly, just as the > architecture was dropping support for AIVIVT i-caches), but we had no > way to even test it, and it is likely that this code was just > bit-rotting. > > [...] Applied to arm64 (for-next/rip-vpipt), thanks! [1/3] KVM: arm64: Remove VPIPT I-cache handling https://git.kernel.org/arm64/c/ced242ba9d7c [2/3] arm64: Kill detection of VPIPT i-cache policy https://git.kernel.org/arm64/c/d8e12a0d3715 [3/3] arm64: Rename reserved values for CTR_EL0.L1Ip https://git.kernel.org/arm64/c/f35c32ca6839 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel