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Introduce qemuDomainNamespaceUnlinkPath

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Use it in every qemuDomainNamespaceTeardown* function that only
wants to unlink one device.
This commit is contained in:
Ján Tomko 2017-11-22 13:17:01 +01:00
parent 7a931a4204
commit c317328976
1 changed files with 26 additions and 91 deletions
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117
src/qemu/qemu_domain.c
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@ -10018,6 +10018,16 @@ qemuDomainNamespaceUnlinkPaths(virDomainObjPtr vm,
}
static int
qemuDomainNamespaceUnlinkPath(virDomainObjPtr vm,
const char *path)
{
const char *paths[] = { path };
return qemuDomainNamespaceUnlinkPaths(vm, paths, 1);
}
int
qemuDomainNamespaceSetupDisk(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainObjPtr vm,
@ -10139,35 +10149,17 @@ qemuDomainNamespaceSetupMemory(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
int
qemuDomainNamespaceTeardownMemory(virQEMUDriverPtr driver,
qemuDomainNamespaceTeardownMemory(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainObjPtr vm,
virDomainMemoryDefPtr mem)
{
virQEMUDriverConfigPtr cfg = NULL;
char **devMountsPath = NULL;
size_t ndevMountsPath = 0;
int ret = -1;
if (mem->model != VIR_DOMAIN_MEMORY_MODEL_NVDIMM)
return 0;
if (!qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT))
return 0;
if (qemuDomainNamespaceUnlinkPath(vm, mem->nvdimmPath) < 0)
return -1;
cfg = virQEMUDriverGetConfig(driver);
if (qemuDomainGetPreservedMounts(cfg, vm,
&devMountsPath, NULL,
&ndevMountsPath) < 0)
goto cleanup;
if (qemuDomainDetachDeviceUnlink(driver, vm, mem->nvdimmPath,
devMountsPath, ndevMountsPath) < 0)
goto cleanup;
ret = 0;
cleanup:
virStringListFreeCount(devMountsPath, ndevMountsPath);
virObjectUnref(cfg);
return ret;
return 0;
}
@ -10194,39 +10186,21 @@ qemuDomainNamespaceSetupChardev(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
int
qemuDomainNamespaceTeardownChardev(virQEMUDriverPtr driver,
qemuDomainNamespaceTeardownChardev(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainObjPtr vm,
virDomainChrDefPtr chr)
{
virQEMUDriverConfigPtr cfg = NULL;
char **devMountsPath = NULL;
size_t ndevMountsPath = 0;
int ret = -1;
const char *path = NULL;
if (!qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT))
return 0;
if (chr->source->type != VIR_DOMAIN_CHR_TYPE_DEV)
return 0;
path = chr->source->data.file.path;
cfg = virQEMUDriverGetConfig(driver);
if (qemuDomainGetPreservedMounts(cfg, vm,
&devMountsPath, NULL,
&ndevMountsPath) < 0)
goto cleanup;
if (qemuDomainNamespaceUnlinkPath(vm, path) < 0)
return -1;
if (qemuDomainDetachDeviceUnlink(driver, vm, path,
devMountsPath, ndevMountsPath) < 0)
goto cleanup;
ret = 0;
cleanup:
virStringListFreeCount(devMountsPath, ndevMountsPath);
virObjectUnref(cfg);
return ret;
return 0;
}
@ -10255,19 +10229,12 @@ qemuDomainNamespaceSetupRNG(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
int
qemuDomainNamespaceTeardownRNG(virQEMUDriverPtr driver,
qemuDomainNamespaceTeardownRNG(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainObjPtr vm,
virDomainRNGDefPtr rng)
{
virQEMUDriverConfigPtr cfg = NULL;
char **devMountsPath = NULL;
size_t ndevMountsPath = 0;
int ret = -1;
const char *path = NULL;
if (!qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT))
return 0;
switch ((virDomainRNGBackend) rng->backend) {
case VIR_DOMAIN_RNG_BACKEND_RANDOM:
path = rng->source.file;
@ -10275,25 +10242,13 @@ qemuDomainNamespaceTeardownRNG(virQEMUDriverPtr driver,
case VIR_DOMAIN_RNG_BACKEND_EGD:
case VIR_DOMAIN_RNG_BACKEND_LAST:
ret = 0;
goto cleanup;
break;
}
cfg = virQEMUDriverGetConfig(driver);
if (qemuDomainGetPreservedMounts(cfg, vm,
&devMountsPath, NULL,
&ndevMountsPath) < 0)
goto cleanup;
if (path && qemuDomainNamespaceUnlinkPath(vm, path) < 0)
return -1;
if (qemuDomainDetachDeviceUnlink(driver, vm, path,
devMountsPath, ndevMountsPath) < 0)
goto cleanup;
ret = 0;
cleanup:
virStringListFreeCount(devMountsPath, ndevMountsPath);
virObjectUnref(cfg);
return ret;
return 0;
}
@ -10316,35 +10271,15 @@ int
qemuDomainNamespaceTeardownInput(virDomainObjPtr vm,
virDomainInputDefPtr input)
{
qemuDomainObjPrivatePtr priv = vm->privateData;
virQEMUDriverPtr driver = priv->driver;
virQEMUDriverConfigPtr cfg = NULL;
char **devMountsPath = NULL;
size_t ndevMountsPath = 0;
const char *path = NULL;
int ret = -1;
if (!(path = virDomainInputDefGetPath(input)))
return 0;
if (!qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT))
return 0;
if (path && qemuDomainNamespaceUnlinkPath(vm, path) < 0)
return -1;
cfg = virQEMUDriverGetConfig(driver);
if (qemuDomainGetPreservedMounts(cfg, vm,
&devMountsPath, NULL,
&ndevMountsPath) < 0)
goto cleanup;
if (qemuDomainDetachDeviceUnlink(driver, vm, path,
devMountsPath, ndevMountsPath) < 0)
goto cleanup;
ret = 0;
cleanup:
virStringListFreeCount(devMountsPath, ndevMountsPath);
virObjectUnref(cfg);
return ret;
return 0;
}