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GET /api/1.2/patches/2220753/?format=api
{ "id": 2220753, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2220753/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260408001137.3290444-2-peter.fang@intel.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/1.2/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<20260408001137.3290444-2-peter.fang@intel.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260408001137.3290444-2-peter.fang@intel.com/", "date": "2026-04-08T00:11:28", "name": "[v2,1/3] KVM: Fix kvm_vcpu_map[_readonly]() function prototypes", "commit_ref": null, "pull_url": null, "state": "handled-elsewhere", "archived": false, "hash": "a1148c5553afe378be41f8147372220212e3f36f", "submitter": { "id": 92968, "url": "http://patchwork.ozlabs.org/api/1.2/people/92968/?format=api", "name": "Peter Fang", "email": "peter.fang@intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260408001137.3290444-2-peter.fang@intel.com/mbox/", "series": [ { "id": 499049, "url": "http://patchwork.ozlabs.org/api/1.2/series/499049/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=499049", "date": "2026-04-08T00:11:27", "name": "KVM: Fix and clean up kvm_vcpu_map[_readonly]() usages", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/499049/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2220753/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2220753/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-19452-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=Rbkp2eFg;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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a=\"80466773\"", "E=Sophos;i=\"6.23,166,1770624000\";\n d=\"scan'208\";a=\"80466773\"", "E=Sophos;i=\"6.23,166,1770624000\";\n d=\"scan'208\";a=\"233272608\"" ], "X-ExtLoop1": "1", "From": "Peter Fang <peter.fang@intel.com>", "To": "Paolo Bonzini <pbonzini@redhat.com>, Sean Christopherson\n\t<seanjc@google.com>, Madhavan Srinivasan <maddy@linux.ibm.com>, \"Nicholas\n Piggin\" <npiggin@gmail.com>", "CC": "Yosry Ahmed <yosry@kernel.org>, Ritesh Harjani <ritesh.list@gmail.com>,\n\tMichael Ellerman <mpe@ellerman.id.au>, \"Christophe Leroy (CS GROUP)\"\n\t<chleroy@kernel.org>, Thomas Gleixner <tglx@kernel.org>, Ingo Molnar\n\t<mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, Dave Hansen\n\t<dave.hansen@linux.intel.com>, <x86@kernel.org>, \"H. Peter Anvin\"\n\t<hpa@zytor.com>, <kvm@vger.kernel.org>, <linuxppc-dev@lists.ozlabs.org>,\n\t<linux-kernel@vger.kernel.org>, Peter Fang <peter.fang@intel.com>,\n\t\"KarimAllah Ahmed\" <karahmed@amazon.de>, Konrad Rzeszutek Wilk\n\t<konrad.wilk@oracle.com>", "Subject": "[PATCH v2 1/3] KVM: Fix kvm_vcpu_map[_readonly]() function prototypes", "Date": "Tue, 7 Apr 2026 17:11:28 -0700", "Message-ID": "<20260408001137.3290444-2-peter.fang@intel.com>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260408001137.3290444-1-peter.fang@intel.com>", "References": "<20260408001137.3290444-1-peter.fang@intel.com>", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-ClientProxiedBy": "BYAPR04CA0011.namprd04.prod.outlook.com\n (2603:10b6:a03:40::24) To SJ0PR11MB5645.namprd11.prod.outlook.com\n (2603:10b6:a03:3b9::19)", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", 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"X-Exchange-RoutingPolicyChecked": "\n sUsP2g+TfsZxopZ4aiVeAodwMWRwsWx54/E/HZQLRIsldOjDIfxTzE+g2ZIQ6Z1Qv6zMRHKr5ehSFUASCuc/kT3+cjwsdQ0s06kZiMNgrE61En68ZIiF+lb6z+C6JdBt8OMJdc2rKKpo1Z2n2nCPBeoWOGVjtLb8UZNUDAVivxHIpVx+Otl9V/5c9C5tBoL7q2ZUGQVTMgACiRRC5eMs2jJodij0ti1+7ADwsb6USXSaecShsi2sy1gV3j3t+I2hb6Inm9myC/Dr0gv8KDL5D5JyXUVua9U1xpPkgA7Oa4IeXZ9AaydX0x3+EHl1aM4uzdR/fo9lS72lVfrmV1cf+Q==", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n bcc18e15-f2c6-4a6c-5413-08de9503888e", "X-MS-Exchange-CrossTenant-AuthSource": "SJ0PR11MB5645.namprd11.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Internal", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "08 Apr 2026 00:12:34.5442\n (UTC)", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "46c98d88-e344-4ed4-8496-4ed7712e255d", "X-MS-Exchange-CrossTenant-MailboxType": "HOSTED", "X-MS-Exchange-CrossTenant-UserPrincipalName": "\n fL5SJjwLmmAS1DnsHlFn08TLmOBVuOpkzUJV1+ES5zZwQopWm5o5pH2zpvEerRvRUvX7Y36pgAkSmA/xqrAYOQ==", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BL3PR11MB6529", "X-OriginatorOrg": "intel.com", "X-Spam-Status": "No, score=-2.4 required=3.0 tests=ARC_INVALID,ARC_SIGNED,\n\tDKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,\n\tRCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "kvm_vcpu_map() and kvm_vcpu_map_readonly() should take a gfn instead of\na gpa. This appears to be a result of the original kvm_vcpu_map() being\ndeclared with the wrong function prototype in kvm_host.h, even though\nit was correct in the actual implementation in kvm_main.c.\n\nNo actual harm has been done yet as all of the call sites are correctly\npassing in a gfn. Plus, both gfn_t and gpa_t are typedef'd to u64 so\nthis change shouldn't have any functional impact.\n\nCompile-tested on x86 and ppc, which are the current users of these\ninterfaces.\n\nFixes: e45adf665a53 (\"KVM: Introduce a new guest mapping API\")\nCc: KarimAllah Ahmed <karahmed@amazon.de>\nCc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>\nSigned-off-by: Peter Fang <peter.fang@intel.com>\n---\n include/linux/kvm_host.h | 10 +++++-----\n 1 file changed, 5 insertions(+), 5 deletions(-)", "diff": "diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h\nindex 6b76e7a6f4c2..4e3bea92a06b 100644\n--- a/include/linux/kvm_host.h\n+++ b/include/linux/kvm_host.h\n@@ -1382,20 +1382,20 @@ void mark_page_dirty_in_slot(struct kvm *kvm, const struct kvm_memory_slot *mems\n void mark_page_dirty(struct kvm *kvm, gfn_t gfn);\n void kvm_vcpu_mark_page_dirty(struct kvm_vcpu *vcpu, gfn_t gfn);\n \n-int __kvm_vcpu_map(struct kvm_vcpu *vcpu, gpa_t gpa, struct kvm_host_map *map,\n+int __kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn, struct kvm_host_map *map,\n \t\t bool writable);\n void kvm_vcpu_unmap(struct kvm_vcpu *vcpu, struct kvm_host_map *map);\n \n-static inline int kvm_vcpu_map(struct kvm_vcpu *vcpu, gpa_t gpa,\n+static inline int kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn,\n \t\t\t struct kvm_host_map *map)\n {\n-\treturn __kvm_vcpu_map(vcpu, gpa, map, true);\n+\treturn __kvm_vcpu_map(vcpu, gfn, map, true);\n }\n \n-static inline int kvm_vcpu_map_readonly(struct kvm_vcpu *vcpu, gpa_t gpa,\n+static inline int kvm_vcpu_map_readonly(struct kvm_vcpu *vcpu, gfn_t gfn,\n \t\t\t\t\tstruct kvm_host_map *map)\n {\n-\treturn __kvm_vcpu_map(vcpu, gpa, map, false);\n+\treturn __kvm_vcpu_map(vcpu, gfn, map, false);\n }\n \n static inline void kvm_vcpu_map_mark_dirty(struct kvm_vcpu *vcpu,\n", "prefixes": [ "v2", "1/3" ] }