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=-2.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,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 76A4FC433E0 for ; Fri, 10 Jul 2020 07:34:05 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 450852078B for ; Fri, 10 Jul 2020 07:34:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="nxi1vwiL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 450852078B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=GP7YVFYp23/UZ3GDzKJpqTNfdrr7q55aRxHwqdhQuzo=; b=nxi1vwiLHtpxGm+2sP45Tl3cV Ech8IhmMKgsmLOXoK7xEC4+GLFzOjcUmXzTBe9i5gNZfvovrRN3n+0WnNNbulhrptJ6oDdOD1bhLU f95k1TuuJILc4DQz0hEYlVBJCr8jCwfTeIio1mUQ23f/cBhpDtoqKZfygcBRorVY1ZJI+MKxq40Jh TX0+NCCQHHtD2Sne4PuD+Gn7pyLRTBfRQSW6cqMsKV9DW4jee930d0pzD7swn6OiDqwEwZlEDBqSE YAC9+Hf0Fi2rqy9S1qfWXX3Moc7eQGAfNgrSrx3ZR89h/RZT4lYG31C1urYD3ahHmto4db6hvPrZH JrUD5FhIg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtnWQ-0001G9-Qq; Fri, 10 Jul 2020 07:32:38 +0000 Received: from out30-44.freemail.mail.aliyun.com ([115.124.30.44]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtnWM-0001Ez-HT for linux-arm-kernel@lists.infradead.org; Fri, 10 Jul 2020 07:32:36 +0000 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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200710_033234_812102_3ADA4CB0 X-CRM114-Status: GOOD ( 14.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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(-) > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel