qemu: Use per-domain private memoryBackingDir for new memory backends

The function qemuGetMemoryBackingPath() does not need the @def any more
and priv->memoryBackingDir can be used instead of constructing the path
by calling qemuGetMemoryBackingDomainPath().

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Martin Kletzander 2024-09-18 10:46:47 +02:00
parent f58a4dc9d5
commit ff49d2a8c2
4 changed files with 6 additions and 16 deletions

View File

@ -3222,7 +3222,7 @@ qemuBuildMemoryBackendProps(virJSONValue **backendProps,
} else {
/* We can have both pagesize and mem source. If that's the case,
* prefer hugepages as those are more specific. */
if (qemuGetMemoryBackingPath(priv, def, mem->info.alias, &memPath) < 0)
if (qemuGetMemoryBackingPath(priv, mem->info.alias, &memPath) < 0)
return -1;
}
@ -7116,7 +7116,7 @@ qemuBuildMemPathStr(const virDomainDef *def,
return -1;
prealloc = true;
} else if (def->mem.source == VIR_DOMAIN_MEMORY_SOURCE_FILE) {
if (qemuGetMemoryBackingPath(priv, def, "ram", &mem_path) < 0)
if (qemuGetMemoryBackingPath(priv, "ram", &mem_path) < 0)
return -1;
}

View File

@ -1762,7 +1762,6 @@ qemuGetMemoryBackingDomainPath(qemuDomainObjPrivate *priv,
/**
* qemuGetMemoryBackingPath:
* @priv: domain private data
* @def: domain definition
* @alias: memory object alias
* @memPath: constructed path
*
@ -1773,12 +1772,9 @@ qemuGetMemoryBackingDomainPath(qemuDomainObjPrivate *priv,
*/
int
qemuGetMemoryBackingPath(qemuDomainObjPrivate *priv,
const virDomainDef *def,
const char *alias,
char **memPath)
{
g_autofree char *domainPath = NULL;
if (!alias) {
/* This should never happen (TM) */
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
@ -1786,10 +1782,8 @@ qemuGetMemoryBackingPath(qemuDomainObjPrivate *priv,
return -1;
}
if (qemuGetMemoryBackingDomainPath(priv, def, &domainPath) < 0)
return -1;
*memPath = g_strdup_printf("%s/%s", priv->memoryBackingDir, alias);
*memPath = g_strdup_printf("%s/%s", domainPath, alias);
return 0;
}

View File

@ -944,7 +944,6 @@ int qemuGetMemoryBackingDomainPath(qemuDomainObjPrivate *priv,
char **path);
int qemuGetMemoryBackingPath(qemuDomainObjPrivate *priv,
const virDomainDef *def,
const char *alias,
char **memPath);

View File

@ -4094,12 +4094,9 @@ qemuProcessBuildDestroyMemoryPaths(virQEMUDriver *driver,
}
if (!build || shouldBuildMB) {
g_autofree char *path = NULL;
if (qemuGetMemoryBackingDomainPath(QEMU_DOMAIN_PRIVATE(vm), vm->def, &path) < 0)
return -1;
if (qemuProcessBuildDestroyMemoryPathsImpl(driver, vm,
path, build) < 0)
QEMU_DOMAIN_PRIVATE(vm)->memoryBackingDir,
build) < 0)
return -1;
}
@ -4113,7 +4110,7 @@ qemuProcessDestroyMemoryBackingPath(virDomainObj *vm,
{
g_autofree char *path = NULL;
if (qemuGetMemoryBackingPath(QEMU_DOMAIN_PRIVATE(vm), vm->def, mem->info.alias, &path) < 0)
if (qemuGetMemoryBackingPath(QEMU_DOMAIN_PRIVATE(vm), mem->info.alias, &path) < 0)
return -1;
if (unlink(path) < 0 &&