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qga: implement qmp_guest_set_vcpus() for Linux with sysfs 

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
This commit is contained in:
Laszlo Ersek 2013-03-06 22:59:31 +01:00 committed by Michael Roth
parent d2baff6253
commit cbb65fc27f
1 changed files with 32 additions and 6 deletions
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38
qga/commands-posix.c
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@ -1245,6 +1245,32 @@ GuestLogicalProcessorList *qmp_guest_get_vcpus(Error **errp)
return NULL;
}
int64_t qmp_guest_set_vcpus(GuestLogicalProcessorList *vcpus, Error **errp)
{
int64_t processed;
Error *local_err = NULL;
processed = 0;
while (vcpus != NULL) {
transfer_vcpu(vcpus->value, false, &local_err);
if (local_err != NULL) {
break;
}
++processed;
vcpus = vcpus->next;
}
if (local_err != NULL) {
if (processed == 0) {
error_propagate(errp, local_err);
} else {
error_free(local_err);
}
}
return processed;
}
#else /* defined(__linux__) */
void qmp_guest_suspend_disk(Error **err)
@ -1274,6 +1300,12 @@ GuestLogicalProcessorList *qmp_guest_get_vcpus(Error **errp)
return NULL;
}
int64_t qmp_guest_set_vcpus(GuestLogicalProcessorList *vcpus, Error **errp)
{
error_set(errp, QERR_UNSUPPORTED);
return -1;
}
#endif
#if !defined(CONFIG_FSFREEZE)
@ -1307,12 +1339,6 @@ void qmp_guest_fstrim(bool has_minimum, int64_t minimum, Error **err)
}
#endif
int64_t qmp_guest_set_vcpus(GuestLogicalProcessorList *vcpus, Error **errp)
{
error_set(errp, QERR_UNSUPPORTED);
return -1;
}
/* register init/cleanup routines for stateful command groups */
void ga_command_state_init(GAState *s, GACommandState *cs)
{