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qemu: Rename qemuProcessBuildDestroyHugepagesPath
At the same time, move its internals into a separate function so that they can be reused. Signed-off-by: Michal Privoznik <mprivozn@redhat.com> Reviewed-by: John Ferlan <jferlan@redhat.com>
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d52e6043bc
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eff2b2edb1
@ -2077,7 +2077,7 @@ qemuDomainAttachMemory(virQEMUDriverPtr driver,
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priv->qemuCaps, vm->def, mem, NULL, true) < 0)
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goto cleanup;
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if (qemuProcessBuildDestroyHugepagesPath(driver, vm, mem, true) < 0)
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if (qemuProcessBuildDestroyMemoryPaths(driver, vm, mem, true) < 0)
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goto cleanup;
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if (qemuDomainNamespaceSetupMemory(driver, vm, mem) < 0)
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@ -3324,11 +3324,45 @@ qemuProcessNeedHugepagesPath(virDomainDefPtr def,
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}
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static int
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qemuProcessBuildDestroyMemoryPathsImpl(virQEMUDriverPtr driver,
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virDomainDefPtr def,
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const char *path,
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bool build)
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{
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if (build) {
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if (virFileExists(path))
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return 0;
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if (virFileMakePathWithMode(path, 0700) < 0) {
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virReportSystemError(errno,
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_("Unable to create %s"),
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path);
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return -1;
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}
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if (qemuSecurityDomainSetPathLabel(driver->securityManager,
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def, path) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR,
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_("Unable to label %s"), path);
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return -1;
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}
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} else {
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if (rmdir(path) < 0 &&
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errno != ENOENT)
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VIR_WARN("Unable to remove hugepage path: %s (errno=%d)",
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path, errno);
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}
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return 0;
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}
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int
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qemuProcessBuildDestroyHugepagesPath(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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virDomainMemoryDefPtr mem,
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bool build)
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qemuProcessBuildDestroyMemoryPaths(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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virDomainMemoryDefPtr mem,
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bool build)
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{
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virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
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char *hugepagePath = NULL;
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@ -3347,31 +3381,11 @@ qemuProcessBuildDestroyHugepagesPath(virQEMUDriverPtr driver,
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if (!hugepagePath)
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goto cleanup;
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if (build) {
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if (virFileExists(hugepagePath)) {
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ret = 0;
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goto cleanup;
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}
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if (qemuProcessBuildDestroyMemoryPathsImpl(driver, vm->def,
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hugepagePath, build) < 0)
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goto cleanup;
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if (virFileMakePathWithMode(hugepagePath, 0700) < 0) {
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virReportSystemError(errno,
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_("Unable to create %s"),
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hugepagePath);
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goto cleanup;
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}
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if (qemuSecurityDomainSetPathLabel(driver->securityManager,
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vm->def, hugepagePath) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR,
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"%s", _("Unable to set huge path in security driver"));
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goto cleanup;
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}
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} else {
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if (rmdir(hugepagePath) < 0 &&
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errno != ENOENT)
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VIR_WARN("Unable to remove hugepage path: %s (errno=%d)",
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hugepagePath, errno);
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}
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VIR_FREE(hugepagePath);
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}
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}
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@ -5550,7 +5564,7 @@ qemuProcessPrepareHost(virQEMUDriverPtr driver,
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NULL) < 0)
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goto cleanup;
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if (qemuProcessBuildDestroyHugepagesPath(driver, vm, NULL, true) < 0)
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if (qemuProcessBuildDestroyMemoryPaths(driver, vm, NULL, true) < 0)
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goto cleanup;
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/* Ensure no historical cgroup for this VM is lying around bogus
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@ -6254,7 +6268,7 @@ void qemuProcessStop(virQEMUDriverPtr driver,
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goto endjob;
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}
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qemuProcessBuildDestroyHugepagesPath(driver, vm, NULL, false);
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qemuProcessBuildDestroyMemoryPaths(driver, vm, NULL, false);
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vm->def->id = -1;
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@ -7112,7 +7126,7 @@ qemuProcessReconnect(void *opaque)
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goto cleanup;
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}
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if (qemuProcessBuildDestroyHugepagesPath(driver, obj, NULL, true) < 0)
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if (qemuProcessBuildDestroyMemoryPaths(driver, obj, NULL, true) < 0)
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goto error;
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if ((qemuDomainAssignAddresses(obj->def, priv->qemuCaps,
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@ -38,10 +38,10 @@ int qemuProcessStopCPUs(virQEMUDriverPtr driver,
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virDomainPausedReason reason,
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qemuDomainAsyncJob asyncJob);
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int qemuProcessBuildDestroyHugepagesPath(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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virDomainMemoryDefPtr mem,
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bool build);
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int qemuProcessBuildDestroyMemoryPaths(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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virDomainMemoryDefPtr mem,
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bool build);
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void qemuProcessAutostartAll(virQEMUDriverPtr driver);
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void qemuProcessReconnectAll(virConnectPtr conn, virQEMUDriverPtr driver);
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