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Peter Anvin" , kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Date: Fri, 24 Apr 2026 11:27:03 +0100 In-Reply-To: <20260408001137.3290444-1-peter.fang@intel.com> References: <20260408001137.3290444-1-peter.fang@intel.com> Content-Type: multipart/signed; micalg="sha-256"; protocol="application/pkcs7-signature"; boundary="=-XgoUOdys/5sPEXn/rgmJ" User-Agent: Evolution 3.52.3-0ubuntu1.1 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by desiato.infradead.org. See http://www.infradead.org/rpr.html --=-XgoUOdys/5sPEXn/rgmJ Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, 2026-04-07 at 17:11 -0700, Peter Fang wrote: > kvm_vcpu_map() and kvm_vcpu_map_readonly() are declared to take a gpa_t > in kvm_host.h when they're supposed to take a gfn_t. First fix the > function prototypes, and then refactor them to correctly take a gpa_t, > reducing boilerplate gpa->gfn conversions at all call sites. >=20 > No actual harm has been done yet as all of the call sites are correctly > passing in a gfn. >=20 > No functional change intended. All changes are compile-tested on x86 and > ppc, which are the current users of these APIs. Fred is already removing all the usage of kvm_vcpu_map() in nested VMX=C2= =B9 and nested SVM probably wants the same treatment. And the PowerPC one looks like it could just as easily operate on the userspace address?=20 Could we just kill kvm_vcpu_map() completely? =C2=B9 https://lore.kernel.org/kvm/20260102142429.896101-1-griffoul@gmail.c= om/ --=-XgoUOdys/5sPEXn/rgmJ Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCCD9Aw ggSOMIIDdqADAgECAhAOmiw0ECVD4cWj5DqVrT9PMA0GCSqGSIb3DQEBCwUAMGUxCzAJBgNVBAYT AlVTMRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5jb20xJDAi BgNVBAMTG0RpZ2lDZXJ0IEFzc3VyZWQgSUQgUm9vdCBDQTAeFw0yNDAxMzAwMDAwMDBaFw0zMTEx MDkyMzU5NTlaMEExCzAJBgNVBAYTAkFVMRAwDgYDVQQKEwdWZXJva2V5MSAwHgYDVQQDExdWZXJv a2V5IFNlY3VyZSBFbWFpbCBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMjvgLKj jfhCFqxYyRiW8g3cNFAvltDbK5AzcOaR7yVzVGadr4YcCVxjKrEJOgi7WEOH8rUgCNB5cTD8N/Et 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