1/* 2 * Copyright (c) 2009 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29#ifndef VM_PRESSURE_H 30#define VM_PRESSURE_H 31 32#include <sys/queue.h> 33#include <sys/event.h> 34 35void vm_pressure_init(lck_grp_t *grp, lck_attr_t *attr); 36 37int vm_knote_register(struct knote *); 38void vm_knote_unregister(struct knote *); 39 40void consider_vm_pressure_events(void); 41void vm_pressure_proc_cleanup(proc_t); 42 43#if CONFIG_MEMORYSTATUS && CONFIG_JETSAM 44void vm_find_pressure_foreground_candidates(void); 45void vm_find_pressure_candidate(void); 46boolean_t vm_dispatch_pressure_note_to_pid(pid_t pid, boolean_t locked); 47#endif /* CONFIG_MEMORYSTATUS && CONFIG_JETSAM */ 48 49#endif /* VM_PRESSURE_H */ 50