arch/util/mempool.C File Reference

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Functions

INLINE_KEYWORD int which_pow2 (size_t size)

INLINE_KEYWORD void fillblock (mempool_type *mptr, block_header *block_head, size_t pool_size, int expansion)

int checkblock (mempool_type *mptr, block_header *current, int power)

void removeblocks (mempool_type *mptr)

mempool_type * mempool_init (size_t pool_size, mempool_newblockfn allocfn, 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_thread (void *ptr_free)

void mempool_free (mempool_type *mptr, void *ptr_free)

void * getNextRegisteredPool (void *current)

Variables

int cutOffPoints []

Function Documentation

INLINE_KEYWORD int which_pow2 ( size_t size )

Definition at line 43 of file mempool.C.

References cutOffPoints.

Referenced by fillblock(), mempool_free(), mempool_init(), and mempool_malloc().

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INLINE_KEYWORD void fillblock	(	mempool_type *	mptr,
		block_header *	block_head,
		size_t	pool_size,
		int	expansion
	)

Definition at line 57 of file mempool.C.

References slot_header_::block_ptr, CmiAbort(), cutOffPoints, block_header::freelists, slot_header_::gnext, slot_header_::gprev, left(), slot_header_::next, slot_header_::power, slot_header_::prev, slot_header_::size, slot_header_::status, and which_pow2().

Referenced by mempool_init(), and mempool_malloc().

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int checkblock	(	mempool_type *	mptr,
		block_header *	current,
		int	power
	)

Definition at line 121 of file mempool.C.

References slot_header_::block_ptr, cutOffPoints, block_header::freelists, slot_header_::gnext, slot_header_::gprev, slot_header_::next, slot_header_::power, slot_header_::prev, slot_header_::size, and slot_header_::status.

Referenced by mempool_malloc().

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void removeblocks ( mempool_type * mptr )

Definition at line 192 of file mempool.C.

References mempool_type::block_head, block_header::block_next, block_header::block_prev, mempool_type::block_tail, mempool_type::freeblockfn, mempool_type::limit, block_header::mem_hndl, block_header::size, mempool_type::size, and block_header::used.

Referenced by mempool_malloc().

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mempool_type* mempool_init	(	size_t	pool_size,
		mempool_newblockfn	allocfn,
		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().

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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().

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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().

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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().

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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().

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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().

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void* getNextRegisteredPool ( void * current ) [inline]

Definition at line 588 of file mempool.C.

Variable Documentation

int cutOffPoints[]

Initial value:

 {64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768,
                      65536, 131072, 262144, 524288, 1048576, 2097152, 4194304,
                      8388608, 16777216, 33554432, 67108864, 134217728,
                      268435456, 536870912, 1073741824}

Definition at line 38 of file mempool.C.

Referenced by checkblock(), fillblock(), mempool_free(), mempool_malloc(), and which_pow2().


Functions
INLINE_KEYWORD int	which_pow2 (size_t size)
INLINE_KEYWORD void	fillblock (mempool_type mptr, block_header block_head, size_t pool_size, int expansion)
int	checkblock (mempool_type mptr, block_header current, int power)
void	removeblocks (mempool_type *mptr)
mempool_type *	mempool_init (size_t pool_size, mempool_newblockfn allocfn, 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_thread (void *ptr_free)
void	mempool_free (mempool_type mptr, void ptr_free)
void *	getNextRegisteredPool (void *current)
Variables
int	cutOffPoints []