src/qemu/qemu_capabilities.c | 13 +------------ src/qemu/qemu_capabilities.h | 2 +- src/qemu/qemu_command.c | 14 ++------------ tests/qemucaps2xmldata/all_1.6.0-1.caps | 2 +- tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps | 2 +- tests/qemuhelptest.c | 8 +++----- tests/qemuxml2argvdata/controller-order.args | 1 - tests/qemuxml2argvdata/cpu-host-kvmclock.args | 1 - tests/qemuxml2argvdata/cpu-kvmclock.args | 1 - tests/qemuxml2argvtest.c | 11 +++++------ 10 files changed, 14 insertions(+), 41 deletions(-)
It needs for the -enable-kvm flag. This qemu flag can be compiled out,
but we already detect that case with the QEMU_CAPS_KVM check.
So this check is redundant and can be removed
Signed-off-by: Klim Kireev <klim.s.kireev@gmail.com>
---
src/qemu/qemu_capabilities.c | 13 +------------
src/qemu/qemu_capabilities.h | 2 +-
src/qemu/qemu_command.c | 14 ++------------
tests/qemucaps2xmldata/all_1.6.0-1.caps | 2 +-
tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps | 2 +-
tests/qemuhelptest.c | 8 +++-----
tests/qemuxml2argvdata/controller-order.args | 1 -
tests/qemuxml2argvdata/cpu-host-kvmclock.args | 1 -
tests/qemuxml2argvdata/cpu-kvmclock.args | 1 -
tests/qemuxml2argvtest.c | 11 +++++------
10 files changed, 14 insertions(+), 41 deletions(-)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index b5eb8cf46..2a373d3a2 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -1091,7 +1091,6 @@ virQEMUCapsInitGuestFromBinary(virCapsPtr caps,
if (virFileExists("/dev/kvm") &&
(virQEMUCapsGet(qemubinCaps, QEMU_CAPS_KVM) ||
- virQEMUCapsGet(qemubinCaps, QEMU_CAPS_ENABLE_KVM) ||
kvmbin))
haskvm = true;
@@ -1260,7 +1259,7 @@ virQEMUCapsComputeCmdFlags(const char *help,
if (strstr(help, "-no-kvm"))
virQEMUCapsSet(qemuCaps, QEMU_CAPS_KVM);
if (strstr(help, "-enable-kvm"))
- virQEMUCapsSet(qemuCaps, QEMU_CAPS_ENABLE_KVM);
+ virQEMUCapsSet(qemuCaps, QEMU_CAPS_KVM);
if (strstr(help, ",process="))
virQEMUCapsSet(qemuCaps, QEMU_CAPS_NAME_PROCESS);
@@ -3201,7 +3200,6 @@ virQEMUCapsProbeQMPKVMState(virQEMUCapsPtr qemuCaps,
virQEMUCapsClear(qemuCaps, QEMU_CAPS_KVM);
} else if (!enabled) {
virQEMUCapsClear(qemuCaps, QEMU_CAPS_KVM);
- virQEMUCapsSet(qemuCaps, QEMU_CAPS_ENABLE_KVM);
}
return 0;
@@ -4388,15 +4386,6 @@ virQEMUCapsIsValid(void *data,
kvmUsable = virFileAccessibleAs("/dev/kvm", R_OK | W_OK,
priv->runUid, priv->runGid) == 0;
- if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM) &&
- virQEMUCapsGet(qemuCaps, QEMU_CAPS_ENABLE_KVM) &&
- kvmUsable) {
- VIR_DEBUG("KVM was not enabled when probing '%s', "
- "but it should be usable now",
- qemuCaps->binary);
- return false;
- }
-
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM) &&
!kvmUsable) {
VIR_DEBUG("KVM was enabled when probing '%s', "
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index c2ec2be19..11a10b2f6 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -79,7 +79,7 @@ typedef enum {
X_QEMU_CAPS_XEN_DOMID, /* -xen-domid */
X_QEMU_CAPS_MIGRATE_QEMU_UNIX, /* qemu migration via unix sockets */
X_QEMU_CAPS_CHARDEV, /* Is the new -chardev arg available */
- QEMU_CAPS_ENABLE_KVM, /* -enable-kvm flag */
+ X_QEMU_CAPS_ENABLE_KVM, /* -enable-kvm flag */
QEMU_CAPS_MONITOR_JSON, /* JSON mode for monitor */
/* 25 */
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 9b1affd30..a68bf088e 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -6992,13 +6992,10 @@ qemuBuildObsoleteAccelArg(virCommandPtr cmd,
const virDomainDef *def,
virQEMUCapsPtr qemuCaps)
{
- bool disableKVM = false;
- bool enableKVM = false;
-
switch ((int)def->virtType) {
case VIR_DOMAIN_VIRT_QEMU:
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
- disableKVM = true;
+ virCommandAddArg(cmd, "-no-kvm");
break;
case VIR_DOMAIN_VIRT_KQEMU:
@@ -7007,9 +7004,7 @@ qemuBuildObsoleteAccelArg(virCommandPtr cmd,
break;
case VIR_DOMAIN_VIRT_KVM:
- if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_ENABLE_KVM)) {
- enableKVM = true;
- } else if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM)) {
+ if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("the QEMU binary does not support kvm"));
return -1;
@@ -7023,11 +7018,6 @@ qemuBuildObsoleteAccelArg(virCommandPtr cmd,
return -1;
}
- if (disableKVM)
- virCommandAddArg(cmd, "-no-kvm");
- if (enableKVM)
- virCommandAddArg(cmd, "-enable-kvm");
-
return 0;
}
diff --git a/tests/qemucaps2xmldata/all_1.6.0-1.caps b/tests/qemucaps2xmldata/all_1.6.0-1.caps
index d39d0bebb..35b737a40 100644
--- a/tests/qemucaps2xmldata/all_1.6.0-1.caps
+++ b/tests/qemucaps2xmldata/all_1.6.0-1.caps
@@ -2,7 +2,7 @@
<flag name='mem-path'/>
<flag name='drive-serial'/>
<flag name='chardev'/>
- <flag name='enable-kvm'/>
+ <flag name='kvm'/>
<flag name='monitor-json'/>
<flag name='balloon'/>
<flag name='device'/>
diff --git a/tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps b/tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps
index 5a0372c91..5e99e7d43 100644
--- a/tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps
+++ b/tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps
@@ -2,7 +2,7 @@
<flag name='mem-path'/>
<flag name='drive-serial'/>
<flag name='chardev'/>
- <flag name='enable-kvm'/>
+ <flag name='kvm'/>
<flag name='monitor-json'/>
<flag name='balloon'/>
<flag name='device'/>
diff --git a/tests/qemuhelptest.c b/tests/qemuhelptest.c
index 1336eeef5..fb1998c84 100644
--- a/tests/qemuhelptest.c
+++ b/tests/qemuhelptest.c
@@ -147,7 +147,7 @@ mymain(void)
DO_TEST("qemu-0.12.1", 12001, 0, 0,
QEMU_CAPS_DRIVE_SERIAL,
- QEMU_CAPS_ENABLE_KVM,
+ QEMU_CAPS_KVM,
QEMU_CAPS_SDL,
QEMU_CAPS_RTC,
QEMU_CAPS_NO_HPET,
@@ -182,7 +182,6 @@ mymain(void)
QEMU_CAPS_DRIVE_SERIAL,
QEMU_CAPS_MEM_PATH,
QEMU_CAPS_SDL,
- QEMU_CAPS_ENABLE_KVM,
QEMU_CAPS_RTC,
QEMU_CAPS_NO_HPET,
QEMU_CAPS_NO_KVM_PIT,
@@ -220,7 +219,6 @@ mymain(void)
QEMU_CAPS_DRIVE_SERIAL,
QEMU_CAPS_MEM_PATH,
QEMU_CAPS_SDL,
- QEMU_CAPS_ENABLE_KVM,
QEMU_CAPS_MONITOR_JSON,
QEMU_CAPS_NETDEV,
QEMU_CAPS_RTC,
@@ -267,7 +265,7 @@ mymain(void)
QEMU_CAPS_DRIVE_SERIAL,
QEMU_CAPS_MEM_PATH,
QEMU_CAPS_SDL,
- QEMU_CAPS_ENABLE_KVM,
+ QEMU_CAPS_KVM,
QEMU_CAPS_MONITOR_JSON,
QEMU_CAPS_NETDEV,
QEMU_CAPS_RTC,
@@ -338,7 +336,7 @@ mymain(void)
QEMU_CAPS_DRIVE_SERIAL,
QEMU_CAPS_MEM_PATH,
QEMU_CAPS_SDL,
- QEMU_CAPS_ENABLE_KVM,
+ QEMU_CAPS_KVM,
QEMU_CAPS_MONITOR_JSON,
QEMU_CAPS_NETDEV,
QEMU_CAPS_RTC,
diff --git a/tests/qemuxml2argvdata/controller-order.args b/tests/qemuxml2argvdata/controller-order.args
index 70a8ba9ce..fea56cc05 100644
--- a/tests/qemuxml2argvdata/controller-order.args
+++ b/tests/qemuxml2argvdata/controller-order.args
@@ -8,7 +8,6 @@ QEMU_AUDIO_DRV=spice \
-name fdr \
-S \
-M rhel6.1.0 \
--enable-kvm \
-m 4096 \
-smp 4,sockets=4,cores=1,threads=1 \
-uuid d091ea82-29e6-2e34-3005-f02617b36e87 \
diff --git a/tests/qemuxml2argvdata/cpu-host-kvmclock.args b/tests/qemuxml2argvdata/cpu-host-kvmclock.args
index 1e45f0558..b82962b23 100644
--- a/tests/qemuxml2argvdata/cpu-host-kvmclock.args
+++ b/tests/qemuxml2argvdata/cpu-host-kvmclock.args
@@ -8,7 +8,6 @@ QEMU_AUDIO_DRV=none \
-name QEMUGuest1 \
-S \
-M pc \
--enable-kvm \
-cpu host,-kvmclock \
-m 214 \
-smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/cpu-kvmclock.args b/tests/qemuxml2argvdata/cpu-kvmclock.args
index 358b9be05..06a96ae4b 100644
--- a/tests/qemuxml2argvdata/cpu-kvmclock.args
+++ b/tests/qemuxml2argvdata/cpu-kvmclock.args
@@ -8,7 +8,6 @@ QEMU_AUDIO_DRV=none \
-name QEMUGuest1 \
-S \
-M pc \
--enable-kvm \
-cpu core2duo,-kvmclock \
-m 214 \
-smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 688846b9b..67836a936 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -796,16 +796,15 @@ mymain(void)
DO_TEST("clock-france", QEMU_CAPS_RTC);
DO_TEST("clock-hpet-off", QEMU_CAPS_RTC);
DO_TEST("clock-catchup", QEMU_CAPS_RTC);
- DO_TEST("cpu-kvmclock", QEMU_CAPS_ENABLE_KVM);
- DO_TEST("cpu-host-kvmclock", QEMU_CAPS_ENABLE_KVM);
+ DO_TEST("cpu-kvmclock", QEMU_CAPS_KVM);
+ DO_TEST("cpu-host-kvmclock", QEMU_CAPS_KVM);
DO_TEST("kvmclock", QEMU_CAPS_KVM);
DO_TEST("clock-timer-hyperv-rtc", QEMU_CAPS_KVM);
- DO_TEST("cpu-eoi-disabled", QEMU_CAPS_ENABLE_KVM);
- DO_TEST("cpu-eoi-enabled", QEMU_CAPS_ENABLE_KVM);
+ DO_TEST("cpu-eoi-disabled", NONE);
+ DO_TEST("cpu-eoi-enabled", NONE);
DO_TEST("controller-order",
QEMU_CAPS_KVM,
- QEMU_CAPS_ENABLE_KVM,
QEMU_CAPS_BOOT_MENU,
QEMU_CAPS_PIIX3_USB_UHCI,
QEMU_CAPS_PCI_MULTIFUNCTION,
@@ -821,7 +820,7 @@ mymain(void)
DO_TEST("eoi-enabled", NONE);
DO_TEST("pv-spinlock-disabled", NONE);
DO_TEST("pv-spinlock-enabled", NONE);
- DO_TEST("kvmclock+eoi-disabled", QEMU_CAPS_ENABLE_KVM);
+ DO_TEST("kvmclock+eoi-disabled", NONE);
DO_TEST("hyperv", NONE);
DO_TEST("hyperv-off", NONE);
--
2.16.1
--
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On Fri, Mar 02, 2018 at 05:07:16AM +0300, Klim Kireev wrote: >It needs for the -enable-kvm flag. This qemu flag can be compiled out, >but we already detect that case with the QEMU_CAPS_KVM check. >So this check is redundant and can be removed > >Signed-off-by: Klim Kireev <klim.s.kireev@gmail.com> >--- > src/qemu/qemu_capabilities.c | 13 +------------ > src/qemu/qemu_capabilities.h | 2 +- > src/qemu/qemu_command.c | 14 ++------------ > tests/qemucaps2xmldata/all_1.6.0-1.caps | 2 +- > tests/qemucaps2xmldata/nodisksnapshot_1.6.0-1.caps | 2 +- > tests/qemuhelptest.c | 8 +++----- > tests/qemuxml2argvdata/controller-order.args | 1 - > tests/qemuxml2argvdata/cpu-host-kvmclock.args | 1 - > tests/qemuxml2argvdata/cpu-kvmclock.args | 1 - > tests/qemuxml2argvtest.c | 11 +++++------ > 10 files changed, 14 insertions(+), 41 deletions(-) > >diff --git a/tests/qemuxml2argvdata/controller-order.args b/tests/qemuxml2argvdata/controller-order.args >index 70a8ba9ce..fea56cc05 100644 >--- a/tests/qemuxml2argvdata/controller-order.args >+++ b/tests/qemuxml2argvdata/controller-order.args >@@ -8,7 +8,6 @@ QEMU_AUDIO_DRV=spice \ > -name fdr \ > -S \ > -M rhel6.1.0 \ >--enable-kvm \ I presume the -enable-kvm option served some purpose and would like to see some evidence that we can leave it out, rather than silently breaking libvirt with some QEMUs that worked before. On the other hand, these QEMUs (and kvm binaries?) are quite old, maybe it's time to deprecate everything older than 1.3.0, fail loudly and get rid of lots of legacy code, like most of the text monitor code, parsing of 'qemu --help' [0] output and lots of old capabilities. Jan [0] if Michal won't have any objections > -m 4096 \ > -smp 4,sockets=4,cores=1,threads=1 \ > -uuid d091ea82-29e6-2e34-3005-f02617b36e87 \ -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
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