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[linux] Make malloc and linux_umalloc valgrindable

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Make the allocators used by malloc and linux_umalloc valgrindable.
Include valgrind headers in the codebase to avoid a build dependency
on valgrind.

Signed-off-by: Piotr Jaroszyński <p.jaroszynski@gmail.com>
Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Piotr Jaroszyński
2010-07-01 03:47:52 +02:00
committed by Michael Brown
parent 3c1bdfd5d9
commit b604e8a388
9 changed files with 4953 additions and 12 deletions
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7
src/include/ipxe/malloc.h
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@@ -19,6 +19,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
*/
#include <stdlib.h>
#include <ipxe/tables.h>
#include <valgrind/memcheck.h>
extern size_t freemem;
@@ -39,7 +40,10 @@ extern void mdumpfree ( void );
* @c align must be a power of two. @c size may not be zero.
*/
static inline void * __malloc malloc_dma ( size_t size, size_t phys_align ) {
return alloc_memblock ( size, phys_align );
void * ptr = alloc_memblock ( size, phys_align );
if ( ptr && size )
VALGRIND_MALLOCLIKE_BLOCK ( ptr, size, 0, 0 );
return ptr;
}
/**
@@ -55,6 +59,7 @@ static inline void * __malloc malloc_dma ( size_t size, size_t phys_align ) {
*/
static inline void free_dma ( void *ptr, size_t size ) {
free_memblock ( ptr, size );
VALGRIND_FREELIKE_BLOCK ( ptr, 0 );
}
/** A cache discarder */