mem_pool.h File Reference

#include <assert.h>
#include <stddef.h>
#include <stdint.h>

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Data Structures
struct	mem_pool

Macros
#define	MEM_POOL_INIT(buf_, size_, alignment_)

Functions
static void	mem_pool_reset (struct mem_pool *mp)
static void	mem_pool_init (struct mem_pool *mp, void *buf, size_t sz, size_t alignment)
void *	mem_pool_alloc (struct mem_pool *mp, size_t sz)
void	mem_pool_free (struct mem_pool *mp, void *alloc)

Macro Definition Documentation

MEM_POOL_INIT

#define MEM_POOL_INIT	(		buf_,
			size_,
			alignment_
	)

Value:

        {                                       \
                .buf = (buf_),                  \
                .size = (size_),                \
                .alignment = (alignment_),      \
                .last_alloc = NULL,             \
                .second_to_last_alloc = NULL,   \
                .free_offset = 0,               \
        }

Definition at line 32 of file mem_pool.h.

Function Documentation

mem_pool_alloc()

void* mem_pool_alloc	(	struct mem_pool *	mp,
		size_t	sz
	)

Definition at line 6 of file mem_pool.c.

References ALIGN_UP, mem_pool::alignment, mem_pool::buf, mem_pool::free_offset, mem_pool::last_alloc, NULL, mem_pool::second_to_last_alloc, and mem_pool::size.

Referenced by alloc_cbfs_preload_context(), cbfs_preload(), do_alloc(), and mmap_helper_rdev_mmap().

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mem_pool_free()

void mem_pool_free	(	struct mem_pool *	mp,
		void *	alloc
	)

Definition at line 29 of file mem_pool.c.

References mem_pool::buf, mem_pool::free_offset, mem_pool::last_alloc, NULL, and mem_pool::second_to_last_alloc.

Referenced by cbfs_preload(), cbfs_preload_thread_entry(), cbfs_unmap(), mmap_helper_rdev_mmap(), and mmap_helper_rdev_munmap().

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mem_pool_init()

static void mem_pool_init ( struct mem_pool *  mp, void *  buf, size_t  sz, size_t  alignment  )

inlinestatic

Definition at line 50 of file mem_pool.h.

References mem_pool::alignment, assert, mem_pool::buf, buf, mem_pool_reset(), and mem_pool::size.

Referenced by switch_to_postram_cache().

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mem_pool_reset()

static void mem_pool_reset ( struct mem_pool *  mp )

inlinestatic

Definition at line 42 of file mem_pool.h.

References mem_pool::free_offset, mem_pool::last_alloc, NULL, and mem_pool::second_to_last_alloc.

Referenced by mem_pool_init().

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