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GET /api/patches/842666/?format=api
{ "id": 842666, "url": "http://patchwork.ozlabs.org/api/patches/842666/?format=api", "web_url": "http://patchwork.ozlabs.org/project/kvm-ppc/patch/20171129164116.16167-6-christoffer.dall@linaro.org/", "project": { "id": 23, "url": "http://patchwork.ozlabs.org/api/projects/23/?format=api", "name": "KVM PowerPC development", "link_name": "kvm-ppc", "list_id": "kvm-ppc.vger.kernel.org", "list_email": "kvm-ppc@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20171129164116.16167-6-christoffer.dall@linaro.org>", "list_archive_url": null, "date": "2017-11-29T16:41:05", "name": "[v2,05/16] KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_set_regs", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "31fe82f05a17d7463180d680466099dcb84234fe", "submitter": { "id": 26352, "url": "http://patchwork.ozlabs.org/api/people/26352/?format=api", "name": "Christoffer Dall", "email": "christoffer.dall@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/kvm-ppc/patch/20171129164116.16167-6-christoffer.dall@linaro.org/mbox/", "series": [ { "id": 15778, "url": "http://patchwork.ozlabs.org/api/series/15778/?format=api", "web_url": "http://patchwork.ozlabs.org/project/kvm-ppc/list/?series=15778", "date": "2017-11-29T16:41:00", "name": "Move vcpu_load and vcpu_put calls to arch code", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/15778/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/842666/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/842666/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<kvm-ppc-owner@vger.kernel.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; 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\n\tWed, 29 Nov 2017 08:41:27 -0800 (PST)", "From": "Christoffer Dall <christoffer.dall@linaro.org>", "To": "kvm@vger.kernel.org", "Cc": "Andrew Jones <drjones@redhat.com>, Christoffer Dall\n\t<christoffer.dall@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>,\n\t=?utf-8?b?UmFkaW0gS3LEjW3DocWZ?= <rkrcmar@redhat.com>,\n\tMarc Zyngier <marc.zyngier@arm.com>, kvmarm@lists.cs.columbia.edu,\n\tlinux-arm-kernel@lists.infradead.org, James Hogan <jhogan@kernel.org>,\n\tlinux-mips@linux-mips.org, Alexander Graf <agraf@suse.com>,\n\tkvm-ppc@vger.kernel.org, \n\tChristian Borntraeger <borntraeger@de.ibm.com>, Cornelia Huck\n\t<cohuck@redhat.com>, linux-s390@vger.kernel.org", "Subject": "[PATCH v2 05/16] KVM: Move vcpu_load to arch-specific\n\tkvm_arch_vcpu_ioctl_set_regs", "Date": "Wed, 29 Nov 2017 17:41:05 +0100", "Message-Id": "<20171129164116.16167-6-christoffer.dall@linaro.org>", "X-Mailer": "git-send-email 2.14.2", "In-Reply-To": "<20171129164116.16167-1-christoffer.dall@linaro.org>", "References": "<20171129164116.16167-1-christoffer.dall@linaro.org>", "Sender": "kvm-ppc-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<kvm-ppc.vger.kernel.org>", "X-Mailing-List": "kvm-ppc@vger.kernel.org" }, "content": "Move vcpu_load() and vcpu_put() into the architecture specific\nimplementations of kvm_arch_vcpu_ioctl_set_regs().\n\nSigned-off-by: Christoffer Dall <christoffer.dall@linaro.org>\n---\n arch/mips/kvm/mips.c | 3 +++\n arch/powerpc/kvm/book3s.c | 3 +++\n arch/powerpc/kvm/booke.c | 3 +++\n arch/s390/kvm/kvm-s390.c | 2 ++\n arch/x86/kvm/x86.c | 3 +++\n virt/kvm/kvm_main.c | 2 --\n 6 files changed, 14 insertions(+), 2 deletions(-)", "diff": "diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c\nindex adfca57..3a89871 100644\n--- a/arch/mips/kvm/mips.c\n+++ b/arch/mips/kvm/mips.c\n@@ -1151,6 +1151,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n {\n \tint i;\n \n+\tvcpu_load(vcpu);\n+\n \tfor (i = 1; i < ARRAY_SIZE(vcpu->arch.gprs); i++)\n \t\tvcpu->arch.gprs[i] = regs->gpr[i];\n \tvcpu->arch.gprs[0] = 0; /* zero is special, and cannot be set. */\n@@ -1158,6 +1160,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n \tvcpu->arch.lo = regs->lo;\n \tvcpu->arch.pc = regs->pc;\n \n+\tvcpu_put(vcpu);\n \treturn 0;\n }\n \ndiff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c\nindex d85bfd7..24bc7aa 100644\n--- a/arch/powerpc/kvm/book3s.c\n+++ b/arch/powerpc/kvm/book3s.c\n@@ -528,6 +528,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n {\n \tint i;\n \n+\tvcpu_load(vcpu);\n+\n \tkvmppc_set_pc(vcpu, regs->pc);\n \tkvmppc_set_cr(vcpu, regs->cr);\n \tkvmppc_set_ctr(vcpu, regs->ctr);\n@@ -548,6 +550,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n \tfor (i = 0; i < ARRAY_SIZE(regs->gpr); i++)\n \t\tkvmppc_set_gpr(vcpu, i, regs->gpr[i]);\n \n+\tvcpu_put(vcpu);\n \treturn 0;\n }\n \ndiff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c\nindex e0e4f04..bcbbedd 100644\n--- a/arch/powerpc/kvm/booke.c\n+++ b/arch/powerpc/kvm/booke.c\n@@ -1462,6 +1462,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n {\n \tint i;\n \n+\tvcpu_load(vcpu);\n+\n \tvcpu->arch.pc = regs->pc;\n \tkvmppc_set_cr(vcpu, regs->cr);\n \tvcpu->arch.ctr = regs->ctr;\n@@ -1483,6 +1485,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n \tfor (i = 0; i < ARRAY_SIZE(regs->gpr); i++)\n \t\tkvmppc_set_gpr(vcpu, i, regs->gpr[i]);\n \n+\tvcpu_put(vcpu);\n \treturn 0;\n }\n \ndiff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c\nindex 37b7caa..e347643 100644\n--- a/arch/s390/kvm/kvm-s390.c\n+++ b/arch/s390/kvm/kvm-s390.c\n@@ -2712,7 +2712,9 @@ static int kvm_arch_vcpu_ioctl_initial_reset(struct kvm_vcpu *vcpu)\n \n int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n {\n+\tvcpu_load(vcpu);\n \tmemcpy(&vcpu->run->s.regs.gprs, ®s->gprs, sizeof(regs->gprs));\n+\tvcpu_put(vcpu);\n \treturn 0;\n }\n \ndiff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c\nindex 597e1f8..75eacce 100644\n--- a/arch/x86/kvm/x86.c\n+++ b/arch/x86/kvm/x86.c\n@@ -7350,6 +7350,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n \n int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n {\n+\tvcpu_load(vcpu);\n+\n \tvcpu->arch.emulate_regs_need_sync_from_vcpu = true;\n \tvcpu->arch.emulate_regs_need_sync_to_vcpu = false;\n \n@@ -7379,6 +7381,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)\n \n \tkvm_make_request(KVM_REQ_EVENT, vcpu);\n \n+\tvcpu_put(vcpu);\n \treturn 0;\n }\n \ndiff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c\nindex 843d481..963e249 100644\n--- a/virt/kvm/kvm_main.c\n+++ b/virt/kvm/kvm_main.c\n@@ -2572,9 +2572,7 @@ static long kvm_vcpu_ioctl(struct file *filp,\n \t\t\tr = PTR_ERR(kvm_regs);\n \t\t\tgoto out;\n \t\t}\n-\t\tvcpu_load(vcpu);\n \t\tr = kvm_arch_vcpu_ioctl_set_regs(vcpu, kvm_regs);\n-\t\tvcpu_put(vcpu);\n \t\tkfree(kvm_regs);\n \t\tbreak;\n \t}\n", "prefixes": [ "v2", "05/16" ] }