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=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 5719BC433DF for ; Mon, 27 Jul 2020 10:38:39 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id CE2AA20719 for ; Mon, 27 Jul 2020 10:38:38 +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="NeiwJP0I" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE2AA20719 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 886CE4B955; Mon, 27 Jul 2020 06:38:38 -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 y46RJGlukiz1; Mon, 27 Jul 2020 06:38:36 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 49AAF4B983; Mon, 27 Jul 2020 06:38:36 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 35E134B983 for ; Mon, 27 Jul 2020 06:38:35 -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 iatCu26uR4pD for ; Mon, 27 Jul 2020 06:38:34 -0400 (EDT) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 4D30E4B955 for ; Mon, 27 Jul 2020 06:38:34 -0400 (EDT) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (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 2064F20786; Mon, 27 Jul 2020 10:38:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595846313; bh=X1oH5+S/8MF67jZn0+kakzmbW4bT2ueiFuIM5HRKfSs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=NeiwJP0ImE9rtaItGr9Vz38AV7ORR7m+iJyn7FckDbGEnAvWGASGYhpsq9M2DMAUJ w8UuBHcTWN9c7cFGOy94qSyOrf/P+70CrwUex49Qm3QqKCsVVeskD3p+WE9p5vLbky PdJnO0nULqadB4FX+MvX67U17kTVc0BU1fTWm2Yk= Date: Mon, 27 Jul 2020 11:38:29 +0100 From: Will Deacon To: Marc Zyngier Subject: Re: [PATCH 0/3] KVM: arm64: Clean up memcache usage for page-table pages Message-ID: <20200727103828.GE20194@willie-the-truck> References: <20200723110227.16001-1-will@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kernel-team@android.com, 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 Mon, Jul 27, 2020 at 09:45:39AM +0100, Marc Zyngier wrote: > On 2020-07-23 12:02, Will Deacon wrote: > > Here are some small cleanups I made to the memcache logic while hacking > > on the > > page-table code. The ioremap() behaviour looks like a bug to me, > > although it's > > just a performance thing so nothing urgent. > > > > Cheers, > > > > Will > > > > --->8 > > > > Will Deacon (3): > > KVM: arm64: Don't free memcache pages in kvm_phys_addr_ioremap() > > KVM: arm64: Simplify mmu_topup_memory_cache() > > KVM: arm64: Remove mmu_free_memory_cache() > > > > arch/arm64/kvm/mmu.c | 34 ++++++++++++++-------------------- > > 1 file changed, 14 insertions(+), 20 deletions(-) > > Although I'm OK with this series, it conflicts with the changes > Sean did on the MMU memory cache in the core code, which also > affects arm64. > > I guess I'll queue patch 1 and 3 as fixes post -rc1. Patch 2 doesn't > seem to make sense anymore in that context. Cheers, that sounds good to me. None of this is urgent. Will _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm