libvirt/SOURCES/libvirt-qemu-Format-the-HTM-pSeries-feature.patch
2021-10-08 13:11:11 +00:00

103 lines
3.8 KiB
Diff

From 62e42f5b6d56ac400274695dc3bd6499219e41b7 Mon Sep 17 00:00:00 2001
Message-Id: <62e42f5b6d56ac400274695dc3bd6499219e41b7@dist-git>
From: Andrea Bolognani <abologna@redhat.com>
Date: Tue, 3 Jul 2018 15:25:17 +0200
Subject: [PATCH] qemu: Format the HTM pSeries feature
This makes the feature fully operational.
https://bugzilla.redhat.com/show_bug.cgi?id=1525599
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
(cherry picked from commit d4c11171076edfb2e603804e79edf7ccc3cce5dc)
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Acked-by: David Gibson <dgibson@redhat.com>
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
---
src/qemu/qemu_command.c | 20 ++++++++++++++++++++
src/qemu/qemu_domain.c | 14 +++++++++++++-
tests/qemuxml2argvdata/pseries-features.args | 2 +-
3 files changed, 34 insertions(+), 2 deletions(-)
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index c1eefca639..4120e4f983 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -7327,6 +7327,26 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
}
}
+ if (def->features[VIR_DOMAIN_FEATURE_HTM] != VIR_TRISTATE_SWITCH_ABSENT) {
+ const char *str;
+
+ if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_MACHINE_PSERIES_CAP_HTM)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+ _("HTM configuration is not supported by this "
+ "QEMU binary"));
+ goto cleanup;
+ }
+
+ str = virTristateSwitchTypeToString(def->features[VIR_DOMAIN_FEATURE_HTM]);
+ if (!str) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+ _("Invalid setting for HTM state"));
+ goto cleanup;
+ }
+
+ virBufferAsprintf(&buf, ",cap-htm=%s", str);
+ }
+
if (cpu && cpu->model &&
cpu->mode == VIR_CPU_MODE_HOST_MODEL &&
qemuDomainIsPSeries(def) &&
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 0eacad1e44..3f3bb94685 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -3852,6 +3852,19 @@ qemuDomainDefValidateFeatures(const virDomainDef *def,
}
break;
+ case VIR_DOMAIN_FEATURE_HTM:
+ if (def->features[i] != VIR_TRISTATE_SWITCH_ABSENT &&
+ !qemuDomainIsPSeries(def)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("The '%s' feature is not supported for "
+ "architecture '%s' or machine type '%s'"),
+ featureName,
+ virArchToString(def->os.arch),
+ def->os.machine);
+ return -1;
+ }
+ break;
+
case VIR_DOMAIN_FEATURE_ACPI:
case VIR_DOMAIN_FEATURE_APIC:
case VIR_DOMAIN_FEATURE_PAE:
@@ -3865,7 +3878,6 @@ qemuDomainDefValidateFeatures(const virDomainDef *def,
case VIR_DOMAIN_FEATURE_PMU:
case VIR_DOMAIN_FEATURE_VMPORT:
case VIR_DOMAIN_FEATURE_VMCOREINFO:
- case VIR_DOMAIN_FEATURE_HTM:
case VIR_DOMAIN_FEATURE_LAST:
break;
}
diff --git a/tests/qemuxml2argvdata/pseries-features.args b/tests/qemuxml2argvdata/pseries-features.args
index 12c14715c6..226d43df44 100644
--- a/tests/qemuxml2argvdata/pseries-features.args
+++ b/tests/qemuxml2argvdata/pseries-features.args
@@ -8,7 +8,7 @@ QEMU_AUDIO_DRV=none \
-name guest \
-S \
-machine pseries,accel=tcg,usb=off,dump-guest-core=off,resize-hpt=required,\
-cap-hpt-max-page-size=1048576k \
+cap-hpt-max-page-size=1048576k,cap-htm=on \
-m 512 \
-smp 1,sockets=1,cores=1,threads=1 \
-uuid 1ccfd97d-5eb4-478a-bbe6-88d254c16db7 \
--
2.18.0