From nobody Wed May 14 13:03:10 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1522853071030375.4553838664448; Wed, 4 Apr 2018 07:44:31 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 290157FDD3; Wed, 4 Apr 2018 14:44:29 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D42306A221; Wed, 4 Apr 2018 14:44:28 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 13FC618033EB; Wed, 4 Apr 2018 14:44:25 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w34Eg6T5020271 for ; Wed, 4 Apr 2018 10:42:06 -0400 Received: by smtp.corp.redhat.com (Postfix) id 8D7C72024CA2; Wed, 4 Apr 2018 14:42:06 +0000 (UTC) Received: from virval.usersys.redhat.com (unknown [10.43.2.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 51A2D2024CA4 for ; Wed, 4 Apr 2018 14:42:06 +0000 (UTC) Received: by virval.usersys.redhat.com (Postfix, from userid 500) id C1A8C1044F5; Wed, 4 Apr 2018 16:42:01 +0200 (CEST) From: Jiri Denemark To: libvir-list@redhat.com Date: Wed, 4 Apr 2018 16:41:21 +0200 Message-Id: In-Reply-To: References: In-Reply-To: References: Mail-Followup-To: libvir-list@redhat.com X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 32/68] qemu: Check supported caps in qemuMigrationParamsCheck X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 04 Apr 2018 14:44:29 +0000 (UTC) X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Instead of checking each capability at the time we want to set it in qemuMigrationParamsSetCapability we can check all of them at once in qemuMigrationParamsCheck. Signed-off-by: Jiri Denemark --- src/qemu/qemu_migration.c | 6 ++++-- src/qemu/qemu_migration_params.c | 33 ++++++++++++++++++-------------- src/qemu/qemu_migration_params.h | 3 ++- 3 files changed, 25 insertions(+), 17 deletions(-) diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c index 6c736796b4..a6b2597461 100644 --- a/src/qemu/qemu_migration.c +++ b/src/qemu/qemu_migration.c @@ -2401,7 +2401,8 @@ qemuMigrationDstPrepareAny(virQEMUDriverPtr driver, migParams) < 0) goto stopjob; =20 - if (qemuMigrationParamsCheck(driver, vm, QEMU_ASYNC_JOB_MIGRATION_IN) = < 0) + if (qemuMigrationParamsCheck(driver, vm, QEMU_ASYNC_JOB_MIGRATION_IN, + migParams) < 0) goto stopjob; =20 /* Migrations using TLS need to add the "tls-creds-x509" object and @@ -3363,7 +3364,8 @@ qemuMigrationSrcRun(virQEMUDriverPtr driver, true, migParams) < 0) goto error; =20 - if (qemuMigrationParamsCheck(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT)= < 0) + if (qemuMigrationParamsCheck(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT, + migParams) < 0) goto error; =20 if (flags & VIR_MIGRATE_TLS) { diff --git a/src/qemu/qemu_migration_params.c b/src/qemu/qemu_migration_par= ams.c index ec1d2be6a0..862bab1af9 100644 --- a/src/qemu/qemu_migration_params.c +++ b/src/qemu/qemu_migration_params.c @@ -182,23 +182,11 @@ qemuMigrationParamsApply(virQEMUDriverPtr driver, =20 =20 int -qemuMigrationParamsSetCapability(virDomainObjPtr vm, +qemuMigrationParamsSetCapability(virDomainObjPtr vm ATTRIBUTE_UNUSED, qemuMonitorMigrationCaps capability, bool state, qemuMigrationParamsPtr migParams) { - if (!qemuMigrationCapsGet(vm, capability)) { - if (!state) { - /* Unsupported but we want it off anyway */ - return 0; - } - - virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, - _("Migration option '%s' is not supported by QEMU b= inary"), - qemuMonitorMigrationCapsTypeToString(capability)); - return -1; - } - if (state) ignore_value(virBitmapSetBit(migParams->caps, capability)); else @@ -413,16 +401,33 @@ qemuMigrationParamsResetTLS(virQEMUDriverPtr driver, * * Check supported migration parameters and keep their original values in * qemuDomainJobObj so that we can properly reset them at the end of migra= tion. + * Reports an error if any of the currently used capabilities in @migParams + * are unsupported by QEMU. */ int qemuMigrationParamsCheck(virQEMUDriverPtr driver, virDomainObjPtr vm, - int asyncJob) + int asyncJob, + qemuMigrationParamsPtr migParams) { qemuDomainObjPrivatePtr priv =3D vm->privateData; qemuMigrationParamsPtr origParams =3D NULL; + qemuMonitorMigrationCaps cap; int ret =3D -1; =20 + for (cap =3D 0; cap < QEMU_MONITOR_MIGRATION_CAPS_LAST; cap++) { + bool state =3D false; + + ignore_value(virBitmapGetBit(migParams->caps, cap, &state)); + + if (state && !qemuMigrationCapsGet(vm, cap)) { + virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, + _("Migration option '%s' is not supported by QE= MU binary"), + qemuMonitorMigrationCapsTypeToString(cap)); + return -1; + } + } + if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0) return -1; =20 diff --git a/src/qemu/qemu_migration_params.h b/src/qemu/qemu_migration_par= ams.h index 6cfac1f78f..292b30b8e7 100644 --- a/src/qemu/qemu_migration_params.h +++ b/src/qemu/qemu_migration_params.h @@ -101,7 +101,8 @@ qemuMigrationParamsSetCompression(virDomainObjPtr vm, int qemuMigrationParamsCheck(virQEMUDriverPtr driver, virDomainObjPtr vm, - int asyncJob); + int asyncJob, + qemuMigrationParamsPtr migParams); =20 void qemuMigrationParamsReset(virQEMUDriverPtr driver, --=20 2.17.0 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list