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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT 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 5C206C433DF for ; Tue, 23 Jun 2020 13:14:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C7A120723 for ; Tue, 23 Jun 2020 13:14:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732658AbgFWNO0 (ORCPT ); Tue, 23 Jun 2020 09:14:26 -0400 Received: from out30-130.freemail.mail.aliyun.com ([115.124.30.130]:42064 "EHLO out30-130.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732602AbgFWNO0 (ORCPT ); Tue, 23 Jun 2020 09:14:26 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R171e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04397;MF=tianjia.zhang@linux.alibaba.com;NM=1;PH=DS;RN=38;SR=0;TI=SMTPD_---0U0WFKzW_1592918058; Received: from localhost(mailfrom:tianjia.zhang@linux.alibaba.com fp:SMTPD_---0U0WFKzW_1592918058) by smtp.aliyun-inc.com(127.0.0.1); Tue, 23 Jun 2020 21:14:18 +0800 From: Tianjia Zhang 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 Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, tianjia.zhang@linux.alibaba.com Subject: [PATCH v6 0/5] clean up redundant 'kvm_run' parameters Date: Tue, 23 Jun 2020 21:14:13 +0800 Message-Id: <20200623131418.31473-1-tianjia.zhang@linux.alibaba.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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(-) -- 2.17.1