umem_base.h File Reference

#include <umem_impl.h>
#include "misc.h"

Go to the source code of this file.

Macros
#define	PAGESIZE   pagesize
#define	UMEM_REAP_DONE   0x00000000 /* inactive */
#define	UMEM_REAP_ADDING   0x00000001 /* umem_reap() is active */
#define	UMEM_REAP_ACTIVE   0x00000002 /* update thread is reaping */

Functions
int	umem_init (void)
void *	_umem_alloc (size_t size, int umflags)
void *	_umem_zalloc (size_t size, int umflags)
void	_umem_free (void *buf, size_t size)
void *	_umem_cache_alloc (umem_cache_t *cache, int flags)
void	_umem_cache_free (umem_cache_t *cache, void *buffer)
void	umem_type_init (caddr_t, size_t, size_t)
int	umem_get_max_ncpus (void)
void	umem_process_updates (void)
void	umem_cache_applyall (void(*)(umem_cache_t *))
void	umem_cache_update (umem_cache_t *)
void	umem_forkhandler_init (void)
int	umem_create_update_thread (void)
void	umem_setup_envvars (int)
void	umem_process_envvars (void)

Variables
size_t	pagesize
vmem_t *	umem_memalign_arena
int	umem_ready
thread_t	umem_init_thr
umem_log_header_t *	umem_transaction_log
umem_log_header_t *	umem_content_log
umem_log_header_t *	umem_failure_log
umem_log_header_t *	umem_slab_log
mutex_t	umem_init_lock
mutex_t	umem_cache_lock
umem_cache_t	umem_null_cache
mutex_t	umem_flags_lock
mutex_t	umem_update_lock
cond_t	umem_update_cv
volatile thread_t	umem_st_update_thr
thread_t	umem_update_thr
struct timeval	umem_update_next
volatile hrtime_t	umem_reap_next
volatile uint32_t	umem_reaping
uint32_t	umem_max_ncpus
uint32_t	umem_stack_depth
uint32_t	umem_reap_interval
uint32_t	umem_update_interval
uint32_t	umem_depot_contention
uint32_t	umem_abort
uint32_t	umem_output
uint32_t	umem_logging
uint32_t	umem_mtbf
size_t	umem_transaction_log_size
size_t	umem_content_log_size
size_t	umem_failure_log_size
size_t	umem_slab_log_size
size_t	umem_content_maxsave
size_t	umem_lite_minsize
size_t	umem_lite_maxalign
size_t	umem_maxverify
size_t	umem_minfirewall
uint32_t	umem_flags

Macro Definition Documentation

PAGESIZE

#define PAGESIZE   pagesize

UMEM_REAP_ACTIVE

#define UMEM_REAP_ACTIVE   0x00000002 /* update thread is reaping */

UMEM_REAP_ADDING

#define UMEM_REAP_ADDING   0x00000001 /* umem_reap() is active */

UMEM_REAP_DONE

#define UMEM_REAP_DONE   0x00000000 /* inactive */

Function Documentation

_umem_alloc()

void* _umem_alloc	(	size_t	size,
		int	umflags
	)

References UMEM_ALIGN_SHIFT.

Referenced by malloc().

_umem_cache_alloc()

void* _umem_cache_alloc	(	umem_cache_t *	cache,
		int	flags
	)

References umem_cache::cache_cpu_mask, umem_cpu_cache::cc_alloc, umem_cpu_cache::cc_flags, umem_cpu_cache::cc_loaded, umem_cpu_cache::cc_lock, umem_cpu_cache::cc_rounds, CPU, umem_magazine::mag_round, mutex_lock, mutex_unlock, UMEM_CPU_CACHE, and UMF_BUFTAG.

Referenced by vmem_alloc().

_umem_cache_free()

void _umem_cache_free	(	umem_cache_t *	cache,
		void *	buffer
	)

References umem_cache::cache_cpu_mask, umem_cpu_cache::cc_flags, CPU, UMEM_CPU_CACHE, and UMF_BUFTAG.

Referenced by vmem_free().

_umem_free()

void _umem_free	(	void *	buf,
		size_t	size
	)

References UMEM_ALIGN_SHIFT.

_umem_zalloc()

void* _umem_zalloc	(	size_t	size,
		int	umflags
	)

References UMEM_ALIGN_SHIFT.

umem_cache_applyall()

void umem_cache_applyall

(

void(*)(umem_cache_t *)

)

References umem_cache::cache_next, mutex_lock, mutex_unlock, umem_cache_lock, and umem_null_cache.

umem_cache_update()

void umem_cache_update

(

umem_cache_t *

)

References ASSERT, umem_cache::cache_buftotal, umem_cache::cache_flags, umem_cache::cache_hash_mask, umem_cache::cache_lock, MUTEX_HELD, mutex_lock, mutex_unlock, umem_cache_lock, UMEM_HASH_INITIAL, UMF_HASH, and UMU_HASH_RESCALE.

umem_create_update_thread()

int umem_create_update_thread

(

void

)

References ASSERT, MUTEX_HELD, thr_sigsetmask, umem_update_lock, and umem_update_thr.

umem_forkhandler_init()

void umem_forkhandler_init

(

void

)

Referenced by umem_startup().

umem_get_max_ncpus()

int umem_get_max_ncpus

(

void

)

Referenced by umem_init().

umem_init()

int umem_init

(

void

)

References _cond_wait(), ASSERT, issetugid, mutex_lock, mutex_unlock, thr_self, UMEM_CPU_CACHE_SIZE, umem_flags, umem_get_max_ncpus(), umem_init_cv, umem_init_env_ready, umem_init_lock, umem_init_thr, umem_max_ncpus, umem_mtbf, umem_panic(), umem_process_envvars(), UMEM_READY, umem_ready, UMEM_READY_INIT_FAILED, UMEM_READY_INITING, UMEM_READY_STARTUP, umem_setup_envvars(), UMF_AUDIT, and vmem_no_debug().

Referenced by _umem_alloc_align(), memalign(), umem_cache_create(), and vmem_heap_arena().

umem_process_envvars()

void umem_process_envvars

(

void

)

Referenced by umem_init().

umem_process_updates()

void umem_process_updates

(

void

)

References ASSERT, umem_cache::cache_uflags, umem_cache::cache_unext, umem_cache::cache_uprev, MUTEX_HELD, mutex_unlock, umem_null_cache, umem_update_lock, UMU_ACTIVE, and UMU_HASH_RESCALE.

umem_setup_envvars()

void umem_setup_envvars

(

int

)

References log_message().

Referenced by umem_init().

umem_type_init()

void umem_type_init	(	caddr_t	,
		size_t	,
		size_t
	)

References _sysconf, and pagesize.

Variable Documentation

pagesize

size_t pagesize

umem_abort

uint32_t umem_abort

umem_cache_lock

mutex_t umem_cache_lock

Referenced by umem_cache_applyall(), umem_cache_destroy(), and umem_cache_update().

umem_content_log

umem_log_header_t* umem_content_log

umem_content_log_size

size_t umem_content_log_size

umem_content_maxsave

size_t umem_content_maxsave

umem_depot_contention

uint32_t umem_depot_contention

umem_failure_log

umem_log_header_t* umem_failure_log

umem_failure_log_size

size_t umem_failure_log_size

umem_flags

uint32_t umem_flags

Referenced by umem_init().

umem_flags_lock

mutex_t umem_flags_lock

umem_init_lock

mutex_t umem_init_lock

Referenced by umem_init().

umem_init_thr

thread_t umem_init_thr

Referenced by umem_cache_create(), umem_init(), and vmem_heap_arena().

umem_lite_maxalign

size_t umem_lite_maxalign

umem_lite_minsize

size_t umem_lite_minsize

umem_logging

uint32_t umem_logging

umem_max_ncpus

uint32_t umem_max_ncpus

Referenced by umem_cache_create(), and umem_init().

umem_maxverify

size_t umem_maxverify

umem_memalign_arena

vmem_t* umem_memalign_arena

Referenced by _umem_alloc_align(), _umem_free_align(), and memalign().

umem_minfirewall

size_t umem_minfirewall

umem_mtbf

uint32_t umem_mtbf

Referenced by umem_init().

umem_null_cache

umem_cache_t umem_null_cache

Referenced by umem_cache_applyall(), and umem_process_updates().

umem_output

uint32_t umem_output

umem_ready

int umem_ready

Referenced by umem_cache_create(), umem_init(), umem_startup(), and vmem_heap_arena().

umem_reap_interval

uint32_t umem_reap_interval

umem_reap_next

volatile hrtime_t umem_reap_next

umem_reaping

volatile uint32_t umem_reaping

umem_slab_log

umem_log_header_t* umem_slab_log

umem_slab_log_size

size_t umem_slab_log_size

umem_st_update_thr

volatile thread_t umem_st_update_thr

umem_stack_depth

uint32_t umem_stack_depth

umem_transaction_log

umem_log_header_t* umem_transaction_log

umem_transaction_log_size

size_t umem_transaction_log_size

umem_update_cv

cond_t umem_update_cv

umem_update_interval

uint32_t umem_update_interval

umem_update_lock

mutex_t umem_update_lock

Referenced by umem_create_update_thread(), and umem_process_updates().

umem_update_next

struct timeval umem_update_next

umem_update_thr

thread_t umem_update_thr

Referenced by umem_create_update_thread().