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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,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 E2C68C433E0 for ; Fri, 10 Jul 2020 14:14:44 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 75C7B207D0 for ; Fri, 10 Jul 2020 14:14:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 75C7B207D0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com 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 A24094B14D; Fri, 10 Jul 2020 10:14:43 -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 nRYY+2SHA6vi; Fri, 10 Jul 2020 10:14:42 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 9B3D14B14E; Fri, 10 Jul 2020 10:14:42 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id F34B54B157 for ; Fri, 10 Jul 2020 03:32:37 -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 JJqzDpkQdKXE for ; Fri, 10 Jul 2020 03:32:36 -0400 (EDT) Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 7B4054B13A for ; Fri, 10 Jul 2020 03:32:35 -0400 (EDT) X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R201e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=e01f04427; MF=tianjia.zhang@linux.alibaba.com; NM=1; PH=DS; RN=37; SR=0; TI=SMTPD_---0U2Gmw93_1594366344; Received: from 30.27.116.248(mailfrom:tianjia.zhang@linux.alibaba.com fp:SMTPD_---0U2Gmw93_1594366344) by smtp.aliyun-inc.com(127.0.0.1); Fri, 10 Jul 2020 15:32:26 +0800 Subject: Re: [PATCH v6 0/5] clean up redundant 'kvm_run' parameters To: pbonzini@redhat.com, tsbogend@alpha.franken.de, paulus@ozlabs.org, mpe@ellerman.id.au, benh@kernel.crashing.org, borntraeger@de.ibm.com, frankja@linux.ibm.com, david@redhat.com, cohuck@redhat.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, sean.j.christopherson@intel.com, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, joro@8bytes.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, maz@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, christoffer.dall@arm.com, peterx@redhat.com, thuth@redhat.com, chenhuacai@gmail.com References: <20200623131418.31473-1-tianjia.zhang@linux.alibaba.com> From: Tianjia Zhang Message-ID: <6604e273-d7b1-5007-8721-75c4a4dec68e@linux.alibaba.com> Date: Fri, 10 Jul 2020 15:32:24 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200623131418.31473-1-tianjia.zhang@linux.alibaba.com> X-Mailman-Approved-At: Fri, 10 Jul 2020 10:14:41 -0400 Cc: linux-s390@vger.kernel.org, kvm@vger.kernel.org, linux-mips@vger.kernel.org, kvm-ppc@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, 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-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Hi Paolo, Any opinion on this series patches? Can I help with this patchset ? Thanks and best, Tianjia On 2020/6/23 21:14, Tianjia Zhang wrote: > In the current kvm version, 'kvm_run' has been included in the 'kvm_vcpu' > structure. For historical reasons, many kvm-related function parameters > retain the 'kvm_run' and 'kvm_vcpu' parameters at the same time. This > patch does a unified cleanup of these remaining redundant parameters. > > This series of patches has completely cleaned the architecture of > arm64, mips, ppc, and s390 (no such redundant code on x86). Due to > the large number of modified codes, a separate patch is made for each > platform. On the ppc platform, there is also a redundant structure > pointer of 'kvm_run' in 'vcpu_arch', which has also been cleaned > separately. > > --- > v6 changes: > Rearrange patch sets, only keep the unmerged patch. > rebase on mainline. > > v5 change: > ppc: fix for review. > > v4 change: > mips: fixes two errors in entry.c. > > v3 change: > Keep the existing `vcpu->run` in the function body unchanged. > > v2 change: > s390 retains the original variable name and minimizes modification. > > Tianjia Zhang (5): > KVM: s390: clean up redundant 'kvm_run' parameters > KVM: arm64: clean up redundant 'kvm_run' parameters > KVM: PPC: clean up redundant kvm_run parameters in assembly > KVM: MIPS: clean up redundant 'kvm_run' parameters > KVM: MIPS: clean up redundant kvm_run parameters in assembly > > arch/arm64/include/asm/kvm_coproc.h | 12 +-- > arch/arm64/include/asm/kvm_host.h | 11 +-- > arch/arm64/include/asm/kvm_mmu.h | 2 +- > arch/arm64/kvm/arm.c | 6 +- > arch/arm64/kvm/handle_exit.c | 36 ++++---- > arch/arm64/kvm/mmio.c | 11 +-- > arch/arm64/kvm/mmu.c | 5 +- > arch/arm64/kvm/sys_regs.c | 13 ++- > arch/mips/include/asm/kvm_host.h | 32 ++------ > arch/mips/kvm/emulate.c | 59 +++++-------- > arch/mips/kvm/entry.c | 21 ++--- > arch/mips/kvm/mips.c | 14 ++-- > arch/mips/kvm/trap_emul.c | 114 +++++++++++--------------- > arch/mips/kvm/vz.c | 26 +++--- > arch/powerpc/include/asm/kvm_ppc.h | 2 +- > arch/powerpc/kvm/book3s_interrupts.S | 22 +++-- > arch/powerpc/kvm/book3s_pr.c | 9 +- > arch/powerpc/kvm/booke.c | 9 +- > arch/powerpc/kvm/booke_interrupts.S | 9 +- > arch/powerpc/kvm/bookehv_interrupts.S | 10 +-- > arch/s390/kvm/kvm-s390.c | 23 ++++-- > 21 files changed, 188 insertions(+), 258 deletions(-) > _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm