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qemu: Prepare inputs when starting a domain

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When starting a domain and separate mount namespace is used, we
have to create all the /dev entries that are configured for the
domain.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2016-11-15 16:03:02 +01:00
parent 2c654490f3
commit 8ec8a8c5ff
1 changed files with 49 additions and 0 deletions
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49
src/qemu/qemu_domain.c
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@ -7175,6 +7175,52 @@ qemuDomainSetupTPM(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
}
static int
qemuDomainSetupInput(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainInputDefPtr input,
const char *devPath)
{
int ret = -1;
switch ((virDomainInputType) input->type) {
case VIR_DOMAIN_INPUT_TYPE_PASSTHROUGH:
if (qemuDomainCreateDevice(input->source.evdev, devPath, false) < 0)
goto cleanup;
break;
case VIR_DOMAIN_INPUT_TYPE_MOUSE:
case VIR_DOMAIN_INPUT_TYPE_TABLET:
case VIR_DOMAIN_INPUT_TYPE_KBD:
case VIR_DOMAIN_INPUT_TYPE_LAST:
/* nada */
break;
}
ret = 0;
cleanup:
return ret;
}
static int
qemuDomainSetupAllInputs(virQEMUDriverPtr driver,
virDomainObjPtr vm,
const char *devPath)
{
size_t i;
VIR_DEBUG("Setting up disks");
for (i = 0; i < vm->def->ninputs; i++) {
if (qemuDomainSetupInput(driver,
vm->def->inputs[i],
devPath) < 0)
return -1;
}
VIR_DEBUG("Setup all disks");
return 0;
}
int
qemuDomainBuildNamespace(virQEMUDriverPtr driver,
virDomainObjPtr vm)
@ -7225,6 +7271,9 @@ qemuDomainBuildNamespace(virQEMUDriverPtr driver,
if (qemuDomainSetupTPM(driver, vm, devPath) < 0)
goto cleanup;
if (qemuDomainSetupAllInputs(driver, vm, devPath) < 0)
goto cleanup;
if (mount(devPath, "/dev", NULL, mount_flags, NULL) < 0) {
virReportSystemError(errno,
_("Failed to mount %s on /dev"),