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Tue, 22 Apr 2025 13:13:04 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma22.wdc07v.mail.ibm.com (PPS) with ESMTPS id 464phyk4ej-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 22 Apr 2025 13:13:04 +0000 Received: from smtpav03.fra02v.mail.ibm.com (smtpav03.fra02v.mail.ibm.com [10.20.54.102]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 53MDD0VF46858566 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 22 Apr 2025 13:13:00 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4F9652004E; Tue, 22 Apr 2025 13:13:00 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 078AB2004D; Tue, 22 Apr 2025 13:13:00 +0000 (GMT) Received: from [9.111.37.215] (unknown [9.111.37.215]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 22 Apr 2025 13:12:59 +0000 (GMT) Message-ID: <40324473-873b-4f12-9435-cba4546accbe@linux.ibm.com> Date: Tue, 22 Apr 2025 15:12:59 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/3] target/s390x: Introduce constant when checking if PV header couldn't be decrypted To: Gautam Gala , qemu-s390x@nongnu.org, qemu-devel@nongnu.org Cc: Christian Borntraeger , Thomas Huth , Steffen Eiden References: <20250417123756.729132-1-ggala@linux.ibm.com> <20250417123756.729132-2-ggala@linux.ibm.com> Content-Language: en-US From: Janosch Frank Autocrypt: addr=frankja@linux.ibm.com; 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envelope-from=frankja@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 4/17/25 2:37 PM, Gautam Gala wrote: > Introduce a named constant when checking the Set Secure Configuration parameters > UV call return code for the case where no valid host key was found and therefore > the PV header couldn't be decrypted (0x108). > > Reviewed-by: Steffen Eiden > Signed-off-by: Gautam Gala > --- > target/s390x/kvm/pv.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/target/s390x/kvm/pv.c b/target/s390x/kvm/pv.c > index b191a4a68a..3a0a971f0b 100644 > --- a/target/s390x/kvm/pv.c > +++ b/target/s390x/kvm/pv.c > @@ -147,6 +147,7 @@ bool s390_pv_vm_try_disable_async(S390CcwMachineState *ms) > return true; > } > > +#define DIAG_308_UV_RC_INVAL_HOSTKEY 0x0108 s/DIAG_308_UV_RC_INVAL_HOSTKEY/UV_RC_SSC_INVAL_HOSTKEY/ The naming of the constant should reflect to which UV command this rc belongs to. Once changed: Reviewed-by: Janosch Frank > int s390_pv_set_sec_parms(uint64_t origin, uint64_t length, Error **errp) > { > int ret, pvrc; > @@ -158,7 +159,7 @@ int s390_pv_set_sec_parms(uint64_t origin, uint64_t length, Error **errp) > ret = s390_pv_cmd_pvrc(KVM_PV_SET_SEC_PARMS, &args, &pvrc); > if (ret) { > error_setg(errp, "Failed to set secure execution parameters"); > - if (pvrc == 0x108) { > + if (pvrc == DIAG_308_UV_RC_INVAL_HOSTKEY) { > error_append_hint(errp, "Please check whether the image is " > "correctly encrypted for this host\n"); > }