Function vm_page_count_severe

freebsd/sys/vmmeter.h:186–191

* Return TRUE if we are under our severe low-free-pages threshold * * These routines are typically used at the user<->system interface to determine * whether we need to block in order to avoid a low memory deadlock. */

 * whether we need to block in order to avoid a low memory deadlock.
 */
static inline int
vm_page_count_severe(void)
{

	return (!DOMAINSET_EMPTY(&vm_severe_domains));
}

static inline int
vm_page_count_severe_domain(int domain)