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libxl: Use automatic memory management

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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Tim Wiederhake 2022-02-04 16:21:36 +01:00
parent 8278ca919e
commit 621fa350ab
3 changed files with 11 additions and 29 deletions
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8
src/libxl/libxl_conf.c
View File

@ -1815,12 +1815,8 @@ libxlDriverConfigInit(libxlDriverConfig *cfg)
libxlDriverConfig *
libxlDriverConfigGet(libxlDriverPrivate *driver)
{
libxlDriverConfig *cfg;
libxlDriverLock(driver);
cfg = virObjectRef(driver->config);
libxlDriverUnlock(driver);
return cfg;
VIR_LOCK_GUARD lock = virLockGuardLock(&driver->lock);
return virObjectRef(driver->config);
}
int libxlDriverConfigLoadFile(libxlDriverConfig *cfg,

12
src/libxl/libxl_conf.h
View File

@ -219,15 +219,3 @@ libxlBuildDomainConfig(virPortAllocatorRange *graphicsports,
virDomainDef *def,
libxlDriverConfig *cfg,
libxl_domain_config *d_config);
static inline void
libxlDriverLock(libxlDriverPrivate *driver)
{
virMutexLock(&driver->lock);
}
static inline void
libxlDriverUnlock(libxlDriverPrivate *driver)
{
virMutexUnlock(&driver->lock);
}

20
src/libxl/libxl_logger.c
View File

@ -79,16 +79,16 @@ libvirt_vmessage(xentoollog_logger *logger_in,
/* Should we print to a domain-specific log file? */
if ((start = strstr(message, ": Domain ")) &&
(end = strstr(start + 9, ":"))) {
FILE *domainLogFile;
FILE *domainLogFile = NULL;
VIR_DEBUG("Found domain log message");
start = start + 9;
*end = '\0';
virMutexLock(&lg->tableLock);
domainLogFile = virHashLookup(lg->files, start);
virMutexUnlock(&lg->tableLock);
VIR_WITH_MUTEX_LOCK_GUARD(&lg->tableLock) {
domainLogFile = virHashLookup(lg->files, start);
}
if (domainLogFile)
logFile = domainLogFile;
@ -197,9 +197,9 @@ libxlLoggerOpenFile(libxlLogger *logger,
path, g_strerror(errno));
return;
}
virMutexLock(&logger->tableLock);
ignore_value(virHashAddEntry(logger->files, domidstr, logFile));
virMutexUnlock(&logger->tableLock);
VIR_WITH_MUTEX_LOCK_GUARD(&logger->tableLock) {
ignore_value(virHashAddEntry(logger->files, domidstr, logFile));
}
/* domain_config is non NULL only when starting a new domain */
if (domain_config) {
@ -211,10 +211,8 @@ libxlLoggerOpenFile(libxlLogger *logger,
void
libxlLoggerCloseFile(libxlLogger *logger, int id)
{
g_autofree char *domidstr = NULL;
domidstr = g_strdup_printf("%d", id);
g_autofree char *domidstr = g_strdup_printf("%d", id);
VIR_LOCK_GUARD lock = virLockGuardLock(&logger->tableLock);
virMutexLock(&logger->tableLock);
ignore_value(virHashRemoveEntry(logger->files, domidstr));
virMutexUnlock(&logger->tableLock);
}