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 8FAFAC43458 for ; Thu, 2 Jul 2026 16:36:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc: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=UW2pOwkbH9qywFjpGyXOZOZ9pND4BWky6zorOt3kqK4=; b=mTSptCrPP4c5IwnUIxpQuVn9uG CFhfVGgW8oWhDda2QAbk46YL34fSjK1hwXQAXC4yJj09Z4PzrNJitGeK0CA627xIOUiMiRac4KDmD eBwxGYW0zP7Dv1TyVST54jQfhLHAXE24QewnxRItACHgTIxq10rWC0aW+vXLVysP4pdDsVi5zLpbj 4dvdfJdg6IWsZcK5mLuq6ArzSWj0NaG8flRhqsw+FUgq2Z5Z7ePWaAAMHp2jBAH5FIiA+mfLavCFL QLMigmsKWway8pzsikSQ1bZ4cyonv6+wt7B2l/afH/wX41gS9qWswKHFC5bccxCajid9VfxdrjlQc Iy4qmGlw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfKOv-000000051qm-1Kc1; Thu, 02 Jul 2026 16:36:33 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfKOt-000000051qM-09ha for linux-arm-kernel@lists.infradead.org; Thu, 02 Jul 2026 16:36:32 +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 A4384359D; Thu, 2 Jul 2026 09:36:25 -0700 (PDT) Received: from e140010.arm.com (e140010.arm.com [10.2.213.25]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 22C503F673; Thu, 2 Jul 2026 09:36:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1783010190; bh=78NieMts7dNfZ0Fpn7sdTLpybzQQCzx3zTLO2Xi93mQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GsG4M3zRo/pRDPVrznxhOeGH7mnfay08nXoqAV9EAACSLkAt/mwAdMCg/XxSWuyKO Mvwkp4z0ddTz9gfGJ9Fx2/4Q3hbumtjlKl0epHHgpJ8Mju/rbIFQrxrt32nRVuun/P FWRkY9Z1PxE/DYSLdZ3rJNyzxeTBrXK2TF4YUKTg= Date: Thu, 2 Jul 2026 17:36:24 +0100 From: Alexandru Elisei To: Jack Thomson Cc: maz@kernel.org, oupton@kernel.org, pbonzini@redhat.com, joey.gouly@arm.com, seiden@linux.ibm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, shuah@kernel.org, corbet@lwn.net, vladimir.murzin@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org, isaku.yamahata@intel.com, Jack Thomson Subject: Re: [PATCH v5 0/5] KVM: arm64: Add KVM_PRE_FAULT_MEMORY support Message-ID: References: <20260612162354.73378-1-jackabt.amazon@gmail.com_quarantine> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260612162354.73378-1-jackabt.amazon@gmail.com_quarantine> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260702_093631_138732_4EC4FD02 X-CRM114-Status: GOOD ( 11.54 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On Fri, Jun 12, 2026 at 05:23:48PM +0100, Jack Thomson wrote: > From: Jack Thomson > > Hi, > > This series adds arm64 support for KVM_PRE_FAULT_MEMORY, which was added > for x86 in [1]. The ioctl allows userspace to populate stage-2 mappings > before running a vCPU, reducing the number of stage-2 faults taken in > the run path. This is useful for post-copy migration, where stage-2 > fault latency shows up directly in memory-intensive workloads. > > .. > > base-commit: 98f826f3c500fda08d51fca434b7aefa6a2f7076 I want to review and test the series, but I cannot seem to find the base commit in the master branch: $ git show --oneline 87320be9f0d2 (HEAD -> master, origin/master, origin/HEAD) Merge tag 'net-7.2-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net $ git show 98f826f3c500fda08d51fca434b7aefa6a2 fatal: ambiguous argument '98f826f3c500fda08d51fca434b7aefa6a2': unknown revision or path not in the working tree. Thanks, Alex