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GET /api/patches/842659/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 842659,
    "url": "http://patchwork.ozlabs.org/api/patches/842659/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/kvm-ppc/patch/20171129164116.16167-11-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": "<20171129164116.16167-11-christoffer.dall@linaro.org>",
    "list_archive_url": null,
    "date": "2017-11-29T16:41:10",
    "name": "[v2,10/16] KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_translate",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "bc02a6afd951c2197f1422418fcf632b030f3add",
    "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/20171129164116.16167-11-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/842659/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/842659/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": [
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            "ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=linaro.org header.i=@linaro.org\n\theader.b=\"EsH0KUch\"; dkim-atps=neutral"
        ],
        "Received": [
            "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3yn5sq6D4Xz9t9F\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 30 Nov 2017 03:42:07 +1100 (AEDT)",
            "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S933778AbdK2Qlj (ORCPT <rfc822;incoming@patchwork.ozlabs.org>);\n\tWed, 29 Nov 2017 11:41:39 -0500",
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            "by mail-wm0-f65.google.com with SMTP id f9so7259932wmh.0\n\tfor <kvm-ppc@vger.kernel.org>; Wed, 29 Nov 2017 08:41:36 -0800 (PST)",
            "from localhost.localdomain (x50d2404e.cust.hiper.dk.\n\t[80.210.64.78]) by smtp.gmail.com with ESMTPSA id\n\te71sm2080765wma.13.2017.11.29.08.41.34\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128);\n\tWed, 29 Nov 2017 08:41:35 -0800 (PST)"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references;\n\tbh=OUilMp8GJQaK/3PwvYsmqwhU9F1Bw7TTcmnJ+kgxAzc=;\n\tb=EsH0KUchgJnLuoXIMMEHnN34ckAWO+4MwVdrxSl5frx/iFZ2aYA523lyJ75ebG7Jtp\n\trIbM73ZP8Tf7a53msbjU+f7fVfDsQM9RFz1MiQWcei0t3uRvS4vlW0pA5EnciFExOtcH\n\tvpu0eI1K9PGwi1UXwiqabLauYP5/2MpWeWhjI=",
        "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references;\n\tbh=OUilMp8GJQaK/3PwvYsmqwhU9F1Bw7TTcmnJ+kgxAzc=;\n\tb=R5Ht4hWlJioeYPEZ9oMgMH6wgW3Ldp+P88enkwQKSXEbXJPl3qc6N/jNhMmwufwNsN\n\tE4Ioox0FXqP3iKULTzZt3nM1TTDgx7xyfkSQ8gGSLIOOHXwhWB4f9dGG3QEejtchm8Mj\n\tkIZUfNtId3qbpUj1ZenmOvryMBZoNA0ezBAdKFFeuve10V4Be+vDF2EVWidm30NaO1Ib\n\tv30QaszTUehPODxAhMgOxCEd6j0reknM0D/xZg0kF7+Bi3ML4DR+buw3jf1LHo5hqLH4\n\tV5XUOzUFbnUMt2XY9kmG8PVTEATxM+smoD7q94BT1ngx12pGeY3A8exajUz/oRVQCp0u\n\tK5tQ==",
        "X-Gm-Message-State": "AJaThX7DvlKahgm0Gn0bdoXH9u17i2RHtizAxdDZrpKhld8hWsqi3oAo\n\tUbupaRBPjigcoXdtk8hH+TPSPA==",
        "X-Google-Smtp-Source": "AGs4zMbGo+mooMxiNm+5eRst+CffGK3w8+C45r9XoZciINunC3heNytjH7jMPD7gcVjWDRH00MBsHA==",
        "X-Received": "by 10.28.105.196 with SMTP id z65mr3173915wmh.146.1511973696121; \n\tWed, 29 Nov 2017 08:41:36 -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 10/16] KVM: Move vcpu_load to arch-specific\n\tkvm_arch_vcpu_ioctl_translate",
        "Date": "Wed, 29 Nov 2017 17:41:10 +0100",
        "Message-Id": "<20171129164116.16167-11-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_translate().\n\nSigned-off-by: Christoffer Dall <christoffer.dall@linaro.org>\n---\n arch/powerpc/kvm/booke.c | 2 ++\n arch/x86/kvm/x86.c       | 3 +++\n virt/kvm/kvm_main.c      | 2 --\n 3 files changed, 5 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c\nindex cdf0be0..1b491b8 100644\n--- a/arch/powerpc/kvm/booke.c\n+++ b/arch/powerpc/kvm/booke.c\n@@ -1793,7 +1793,9 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,\n {\n \tint r;\n \n+\tvcpu_load(vcpu);\n \tr = kvmppc_core_vcpu_translate(vcpu, tr);\n+\tvcpu_put(vcpu);\n \treturn r;\n }\n \ndiff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c\nindex ee357b6..eb70974 100644\n--- a/arch/x86/kvm/x86.c\n+++ b/arch/x86/kvm/x86.c\n@@ -7661,6 +7661,8 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,\n \tgpa_t gpa;\n \tint idx;\n \n+\tvcpu_load(vcpu);\n+\n \tidx = srcu_read_lock(&vcpu->kvm->srcu);\n \tgpa = kvm_mmu_gva_to_gpa_system(vcpu, vaddr, NULL);\n \tsrcu_read_unlock(&vcpu->kvm->srcu, idx);\n@@ -7669,6 +7671,7 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,\n \ttr->writeable = 1;\n \ttr->usermode = 0;\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 f360005..0a8a490 100644\n--- a/virt/kvm/kvm_main.c\n+++ b/virt/kvm/kvm_main.c\n@@ -2627,9 +2627,7 @@ static long kvm_vcpu_ioctl(struct file *filp,\n \t\tr = -EFAULT;\n \t\tif (copy_from_user(&tr, argp, sizeof(tr)))\n \t\t\tgoto out;\n-\t\tvcpu_load(vcpu);\n \t\tr = kvm_arch_vcpu_ioctl_translate(vcpu, &tr);\n-\t\tvcpu_put(vcpu);\n \t\tif (r)\n \t\t\tgoto out;\n \t\tr = -EFAULT;\n",
    "prefixes": [
        "v2",
        "10/16"
    ]
}