arch/util/mempool.h File Reference

Go to the source code of this file.

Data Structures
struct	slot_header_
struct	used_header_
struct	block_header
struct	large_block_header
struct	mempool_type
Typedefs
typedef gni_mem_handle_t	mem_handle_t
typedef void *(*	mempool_newblockfn )(size_t *size, mem_handle_t *mem_hndl, int expand_flag)
typedef void(*	mempool_freeblock )(void *ptr, mem_handle_t mem_hndl)
typedef struct slot_header_	slot_header
typedef struct used_header_	used_header
typedef used_header	mempool_header
Functions
	static_assert (sizeof(slot_header)%16==0,"slot_header is not a multiple of 16 bytes")
	static_assert (sizeof(used_header)%16==0,"used_header is not a multiple of 16 bytes")
	static_assert (sizeof(block_header)%16==0,"block_header is not a multiple of 16 bytes")
	static_assert (sizeof(large_block_header)%16==0,"large_block_header is not a multiple of 16 bytes")
	static_assert (sizeof(mempool_type)%16==0,"mempool_type is not a multiple of 16 bytes")
mempool_type *	mempool_init (size_t pool_size, mempool_newblockfn newfn, mempool_freeblock freefn, size_t limit)
	initialize mempool
void	mempool_destroy (mempool_type *mptr)
void *	mempool_malloc (mempool_type *mptr, size_t size, int expand)
void *	mempool_large_malloc (mempool_type *mptr, size_t size, int expand)
void	mempool_free (mempool_type *mptr, void *ptr_free)
void	mempool_free_thread (void *ptr_free)
void *	getNextRegisteredPool ()

---

Typedef Documentation

typedef CmiInt8 mem_handle_t

Definition at line 11 of file mempool.h.

typedef void*(* mempool_newblockfn)(size_t *size, mem_handle_t *mem_hndl, int expand_flag)

Definition at line 18 of file mempool.h.

typedef void(* mempool_freeblock)(void *ptr, mem_handle_t mem_hndl)

Definition at line 19 of file mempool.h.

typedef struct slot_header_ slot_header

typedef struct used_header_ used_header

typedef used_header mempool_header

Definition at line 71 of file mempool.h.

---

Function Documentation

static_assert	(	sizeof(slot_header)%	16 = =0,
		"slot_header is not a multiple of 16 bytes"
	)

static_assert	(	sizeof(used_header)%	16 = =0,
		"used_header is not a multiple of 16 bytes"
	)

static_assert	(	sizeof(block_header)%	16 = =0,
		"block_header is not a multiple of 16 bytes"
	)

static_assert	(	sizeof(large_block_header)%	16 = =0,
		"large_block_header is not a multiple of 16 bytes"
	)

static_assert	(	sizeof(mempool_type)%	16 = =0,
		"mempool_type is not a multiple of 16 bytes"
	)

mempool_type* mempool_init	(	size_t	pool_size,
		mempool_newblockfn	newfn,
		mempool_freeblock	freefn,
		size_t	limit
	)

initialize mempool

Definition at line 228 of file mempool.C.

References mempool_type::block_head, block_header::block_next, block_header::block_prev, mempool_type::block_tail, CmiCreateLock(), fillblock(), mempool_type::freeblockfn, mempool_type::large_blocks, mempool_type::limit, block_header::mem_hndl, mempool_type::mempoolLock, block_header::mptr, block_header::msgs_in_recv, block_header::msgs_in_send, mempool_type::newblockfn, block_header::size, mempool_type::size, block_header::used, and which_pow2().

Referenced by CmiIsomallocBlockListNew().

Here is the call graph for this function:

Here is the caller graph for this function:

void mempool_destroy

(

mempool_type *

mptr

)

Definition at line 263 of file mempool.C.

References mempool_type::block_head, block_header::block_next, large_block_header::block_next, mempool_type::freeblockfn, mempool_type::large_blocks, block_header::mem_hndl, and large_block_header::mem_hndl.

Referenced by CmiIsomallocBlockListDelete(), and CmiIsomallocBlockListPup().

Here is the caller graph for this function:

void* mempool_malloc	(	mempool_type *	mptr,
		size_t	size,
		int	expand
	)

Definition at line 286 of file mempool.C.

References mempool_type::block_head, block_header::block_next, block_header::block_prev, slot_header_::block_ptr, mempool_type::block_tail, checkblock(), CmiAbort(), CmiLock(), CmiUnlock(), cutOffPoints, fillblock(), block_header::freelists, mempool_type::limit, block_header::mem_hndl, mempool_large_malloc(), mempool_type::mempoolLock, block_header::mptr, block_header::msgs_in_recv, block_header::msgs_in_send, mempool_type::newblockfn, slot_header_::next, slot_header_::prev, removeblocks(), block_header::size, mempool_type::size, slot_header_::status, block_header::used, and which_pow2().

Referenced by isomalloc_internal_alloc_block().

Here is the call graph for this function:

Here is the caller graph for this function:

void* mempool_large_malloc	(	mempool_type *	mptr,
		size_t	size,
		int	expand
	)

Definition at line 388 of file mempool.C.

References large_block_header::block_next, large_block_header::block_prev, used_header_::block_ptr, CmiUnlock(), mempool_type::large_blocks, large_block_header::mem_hndl, mempool_type::mempoolLock, large_block_header::mptr, large_block_header::msgs_in_recv, large_block_header::msgs_in_send, mempool_type::newblockfn, used_header_::size, mempool_type::size, large_block_header::size, and used_header_::status.

Referenced by mempool_malloc().

Here is the call graph for this function:

Here is the caller graph for this function:

void mempool_free	(	mempool_type *	mptr,
		void *	ptr_free
	)

Definition at line 445 of file mempool.C.

References mempool_type::block_head, large_block_header::block_next, large_block_header::block_prev, slot_header_::block_ptr, CmiMyPe(), cutOffPoints, block_header::freelists, slot_header_::gnext, slot_header_::gprev, mempool_type::large_blocks, left(), large_block_header::mem_hndl, slot_header_::next, slot_header_::power, slot_header_::prev, size, slot_header_::size, large_block_header::size, slot_header_::status, block_header::used, and which_pow2().

Referenced by mempool_free_thread().

Here is the call graph for this function:

Here is the caller graph for this function:

void mempool_free_thread

(

void *

ptr_free

)

Definition at line 433 of file mempool.C.

References slot_header_::block_ptr, CmiLock(), CmiUnlock(), mempool_free(), mempool_type::mempoolLock, and slot_header_::status.

Referenced by CmiIsomallocFree().

Here is the call graph for this function:

Here is the caller graph for this function:

void* getNextRegisteredPool

(

)