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malloc: Add a function to detect if malloc pool is already initialized 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2014-12-09 12:39:54 +01:00
parent a9d7b3d00e
commit 663b895e49
2 changed files with 10 additions and 0 deletions
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8
common/memory.c
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@ -49,6 +49,13 @@ unsigned long mem_malloc_end(void)
tlsf_pool tlsf_mem_pool;
#endif
int mem_malloc_initialized;
int mem_malloc_is_initialized(void)
{
return mem_malloc_initialized;
}
void mem_malloc_init(void *start, void *end)
{
malloc_start = (unsigned long)start;
@ -57,6 +64,7 @@ void mem_malloc_init(void *start, void *end)
#ifdef CONFIG_MALLOC_TLSF
tlsf_mem_pool = tlsf_create(start, end - start + 1);
#endif
mem_malloc_initialized = 1;
}
#if !defined __SANDBOX__ && !defined CONFIG_ARCH_EFI

2
include/malloc.h
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@ -11,4 +11,6 @@ void *calloc(size_t, size_t);
void malloc_stats(void);
void *sbrk(ptrdiff_t increment);
int mem_malloc_is_initialized(void);
#endif /* __MALLOC_H */