extern vm_map_size_t get_vmmap_size(vm_map_t);
extern int get_vmmap_entries(vm_map_t);
+int vm_map_page_mask(vm_map_t);
+
extern boolean_t coredumpok(vm_map_t map, vm_offset_t va);
/*
extern void *upl_get_internal_page_list(
upl_t upl);
+extern void vnode_setswapmount(struct vnode *);
+
typedef int pager_return_t;
extern pager_return_t vnode_pagein(
struct vnode *, upl_t,
struct vnode *);
extern void vnode_pager_throttle(
void);
-extern uint32_t vnode_pager_return_hard_throttle_limit(
+extern uint32_t vnode_pager_return_throttle_io_limit(
struct vnode *,
- uint32_t *,
- uint32_t);
-extern kern_return_t vnode_pager_get_pathname(
+ uint32_t *);
+extern kern_return_t vnode_pager_get_name(
struct vnode *vp,
char *pathname,
- vm_size_t *length_p);
-extern kern_return_t vnode_pager_get_filename(
+ vm_size_t pathname_len,
+ char *filename,
+ vm_size_t filename_len,
+ boolean_t *truncated_path_p);
+struct timespec;
+extern kern_return_t vnode_pager_get_mtime(
struct vnode *vp,
- const char **filename);
+ struct timespec *mtime,
+ struct timespec *cs_mtime);
extern kern_return_t vnode_pager_get_cs_blobs(
struct vnode *vp,
void **blobs);
+#if CONFIG_IOSCHED
+void vnode_pager_issue_reprioritize_io(
+ struct vnode *devvp,
+ uint64_t blkno,
+ uint32_t len,
+ int priority);
+#endif
+
#if CHECK_CS_VALIDATION_BITMAP
/* used by the vnode_pager_cs_validation_bitmap routine*/
#define CS_BITMAP_SET 1
#endif /* CHECK_CS_VALIDATION_BITMAP */
-extern void vnode_pager_bootstrap(void) __attribute__((section("__TEXT, initcode")));
+extern void vnode_pager_bootstrap(void);
extern kern_return_t
vnode_pager_data_unlock(
memory_object_t mem_obj,
extern kern_return_t vnode_pager_get_object_size(
memory_object_t,
memory_object_offset_t *);
+
+#if CONFIG_IOSCHED
+extern kern_return_t vnode_pager_get_object_devvp(
+ memory_object_t,
+ uintptr_t *);
+#endif
+
extern kern_return_t vnode_pager_get_isinuse(
memory_object_t,
uint32_t *);
extern kern_return_t vnode_pager_get_isSSD(
memory_object_t,
boolean_t *);
-extern kern_return_t vnode_pager_check_hard_throttle(
+extern kern_return_t vnode_pager_get_throttle_io_limit(
memory_object_t,
- uint32_t *,
- uint32_t);
-extern kern_return_t vnode_pager_get_object_pathname(
+ uint32_t *);
+extern kern_return_t vnode_pager_get_object_name(
memory_object_t mem_obj,
char *pathname,
- vm_size_t *length_p);
-extern kern_return_t vnode_pager_get_object_filename(
+ vm_size_t pathname_len,
+ char *filename,
+ vm_size_t filename_len,
+ boolean_t *truncated_path_p);
+extern kern_return_t vnode_pager_get_object_mtime(
memory_object_t mem_obj,
- const char **filename);
+ struct timespec *mtime,
+ struct timespec *cs_mtime);
extern kern_return_t vnode_pager_get_object_cs_blobs(
memory_object_t mem_obj,
void **blobs);
boolean_t *shared,
vm_object_t src_object,
struct default_freezer_handle *df_handle);
-__private_extern__ void
+__private_extern__ kern_return_t
default_freezer_unpack(
struct default_freezer_handle *df_handle);
__private_extern__ void
uintptr_t,
vm_size_t,
int);
-extern void device_pager_bootstrap(void) __attribute__((section("__TEXT, initcode")));
+extern void device_pager_bootstrap(void);
+
+extern kern_return_t pager_map_to_phys_contiguous(
+ memory_object_control_t object,
+ memory_object_offset_t offset,
+ addr64_t base_vaddr,
+ vm_size_t size);
extern kern_return_t memory_object_create_named(
memory_object_t pager,
extern void log_stack_execution_failure(addr64_t vaddr, vm_prot_t prot);
extern void log_unnest_badness(vm_map_t, vm_map_offset_t, vm_map_offset_t);
+struct proc;
extern int cs_allow_invalid(struct proc *p);
extern int cs_invalid_page(addr64_t vaddr);
extern boolean_t cs_validate_page(void *blobs,
vm_purgable_t control,
int *state);
+extern kern_return_t mach_memory_entry_get_page_counts(
+ ipc_port_t entry_port,
+ unsigned int *resident_page_count,
+ unsigned int *dirty_page_count);
+
extern kern_return_t mach_memory_entry_page_op(
ipc_port_t entry_port,
vm_object_offset_t offset,
extern int macx_backing_store_compaction(int flags);
extern unsigned int mach_vm_ctl_page_free_wanted(void);
-extern void no_paging_space_action(void);
+extern int no_paging_space_action(void);
#define VM_TOGGLE_CLEAR 0
#define VM_TOGGLE_SET 1
#define VM_TOGGLE_GETVALUE 999
int vm_toggle_entry_reuse(int, int*);
+
+#define SWAP_WRITE 0x00000000 /* Write buffer (pseudo flag). */
+#define SWAP_READ 0x00000001 /* Read buffer. */
+#define SWAP_ASYNC 0x00000002 /* Start I/O, do not wait. */
+
+extern void vm_compressor_pager_init(void);
+extern kern_return_t compressor_memory_object_create(
+ memory_object_size_t,
+ memory_object_t *);
+
+#if CONFIG_JETSAM
+extern int proc_get_memstat_priority(struct proc*, boolean_t);
+#endif /* CONFIG_JETSAM */
+
+/* the object purger. purges the next eligible object from memory. */
+/* returns TRUE if an object was purged, otherwise FALSE. */
+boolean_t vm_purgeable_object_purge_one_unlocked(int force_purge_below_group);
+void vm_purgeable_disown(task_t task);
+
+struct trim_list {
+ uint64_t tl_offset;
+ uint64_t tl_length;
+ struct trim_list *tl_next;
+};
+
+u_int32_t vnode_trim_list(struct vnode *vp, struct trim_list *tl, boolean_t route_only);
+
+#define MAX_SWAPFILENAME_LEN 1024
+#define SWAPFILENAME_INDEX_LEN 2 /* Doesn't include the terminating NULL character */
+
+extern char swapfilename[MAX_SWAPFILENAME_LEN + 1];
+
+struct vm_counters {
+ unsigned int do_collapse_compressor;
+ unsigned int do_collapse_compressor_pages;
+ unsigned int do_collapse_terminate;
+ unsigned int do_collapse_terminate_failure;
+ unsigned int should_cow_but_wired;
+ unsigned int create_upl_extra_cow;
+ unsigned int create_upl_extra_cow_pages;
+ unsigned int create_upl_lookup_failure_write;
+ unsigned int create_upl_lookup_failure_copy;
+};
+extern struct vm_counters vm_counters;
+
#endif /* _VM_VM_PROTOS_H_ */
#endif /* XNU_KERNEL_PRIVATE */
projects / apple / xnu.git / blobdiff