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=-3.8 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 00423C54FD0 for ; Mon, 27 Apr 2020 04:35:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D98CC21835 for ; Mon, 27 Apr 2020 04:35:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726488AbgD0EfX (ORCPT ); Mon, 27 Apr 2020 00:35:23 -0400 Received: from out30-57.freemail.mail.aliyun.com ([115.124.30.57]:39416 "EHLO out30-57.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725890AbgD0EfW (ORCPT ); Mon, 27 Apr 2020 00:35:22 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R611e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e07488;MF=tianjia.zhang@linux.alibaba.com;NM=1;PH=DS;RN=38;SR=0;TI=SMTPD_---0TwkAhWy_1587962114; Received: from localhost(mailfrom:tianjia.zhang@linux.alibaba.com fp:SMTPD_---0TwkAhWy_1587962114) by smtp.aliyun-inc.com(127.0.0.1); Mon, 27 Apr 2020 12:35:14 +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 v4 0/7] clean up redundant 'kvm_run' parameters Date: Mon, 27 Apr 2020 12:35:07 +0800 Message-Id: <20200427043514.16144-1-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. --- 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 (7): KVM: s390: clean up redundant 'kvm_run' parameters KVM: arm64: clean up redundant 'kvm_run' parameters KVM: PPC: Remove redundant kvm_run from vcpu_arch KVM: PPC: 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/handle_exit.c | 36 +++---- 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_book3s.h | 16 ++-- arch/powerpc/include/asm/kvm_host.h | 1 - arch/powerpc/include/asm/kvm_ppc.h | 27 +++--- arch/powerpc/kvm/book3s.c | 4 +- arch/powerpc/kvm/book3s.h | 2 +- arch/powerpc/kvm/book3s_64_mmu_hv.c | 12 +-- arch/powerpc/kvm/book3s_64_mmu_radix.c | 4 +- arch/powerpc/kvm/book3s_emulate.c | 10 +- arch/powerpc/kvm/book3s_hv.c | 64 ++++++------- arch/powerpc/kvm/book3s_hv_nested.c | 12 +-- arch/powerpc/kvm/book3s_interrupts.S | 17 ++-- arch/powerpc/kvm/book3s_paired_singles.c | 72 +++++++------- arch/powerpc/kvm/book3s_pr.c | 33 ++++--- arch/powerpc/kvm/booke.c | 39 ++++---- arch/powerpc/kvm/booke.h | 8 +- arch/powerpc/kvm/booke_emulate.c | 2 +- arch/powerpc/kvm/booke_interrupts.S | 9 +- arch/powerpc/kvm/bookehv_interrupts.S | 10 +- arch/powerpc/kvm/e500_emulate.c | 15 ++- arch/powerpc/kvm/emulate.c | 10 +- arch/powerpc/kvm/emulate_loadstore.c | 32 +++---- arch/powerpc/kvm/powerpc.c | 72 +++++++------- arch/powerpc/kvm/trace_hv.h | 6 +- arch/s390/kvm/kvm-s390.c | 23 +++-- virt/kvm/arm/arm.c | 6 +- virt/kvm/arm/mmio.c | 11 ++- virt/kvm/arm/mmu.c | 5 +- 38 files changed, 392 insertions(+), 470 deletions(-) -- 2.17.1