*/
static void memcg_stats_lock(void)
{
-#ifdef CONFIG_PREEMPT_RT
- preempt_disable();
-#else
- VM_BUG_ON(!irqs_disabled());
-#endif
+ preempt_disable_nested();
+ VM_WARN_ON_IRQS_ENABLED();
}
static void __memcg_stats_lock(void)
{
-#ifdef CONFIG_PREEMPT_RT
- preempt_disable();
-#endif
+ preempt_disable_nested();
}
static void memcg_stats_unlock(void)
{
-#ifdef CONFIG_PREEMPT_RT
- preempt_enable();
-#endif
+ preempt_enable_nested();
}
static inline void memcg_rstat_updated(struct mem_cgroup *memcg, int val)
* interrupt context while other caller need to have disabled interrupt.
*/
__memcg_stats_lock();
- if (IS_ENABLED(CONFIG_DEBUG_VM) && !IS_ENABLED(CONFIG_PREEMPT_RT)) {
+ if (IS_ENABLED(CONFIG_DEBUG_VM)) {
switch (idx) {
case NR_ANON_MAPPED:
case NR_FILE_MAPPED:
WARN_ON_ONCE(!in_task());
break;
default:
- WARN_ON_ONCE(!irqs_disabled());
+ VM_WARN_ON_IRQS_ENABLED();
}
}