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2007-09-07 Joel Sherrill <joel.sherrill@oarcorp.com>

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* libcsupport/src/malloc.c: If RTEMS_HEAP_DEBUG is defined, add heap
	walk on init, malloc, and free. The ability to walk the heap appears
	to disappeared during the rework of the C Program heap to skip the
	Region.
This commit is contained in:
Joel Sherrill
2007-09-07 21:42:14 +00:00
parent 5ae327bcf7
commit 1f49f77158
2 changed files with 28 additions and 2 deletions
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cpukit/ChangeLog
+7
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@@ -1,3 +1,10 @@
2007-09-07 Joel Sherrill <joel.sherrill@oarcorp.com>
* libcsupport/src/malloc.c: If RTEMS_HEAP_DEBUG is defined, add heap
walk on init, malloc, and free. The ability to walk the heap appears
to disappeared during the rework of the C Program heap to skip the
Region.
2007-09-07 Joel Sherrill <joel.sherrill@oarcorp.com>
* score/src/heap.c: Style.
cpukit/libcsupport/src/malloc.c
+21 -2
View File
@@ -64,8 +64,10 @@ void reportMallocError(const char *msg, struct mallocNode *mp)
static char cbuf[500];
ind += sprintf(cbuf+ind, "Malloc Error: %s\n", msg);
if ((mp->forw->back != mp) || (mp->back->forw != mp))
ind += sprintf(cbuf+ind, "mp:0x%x mp->forw:0x%x mp->forw->back:0x%x mp->back:0x%x mp->back->forw:0x%x\n",
mp, mp->forw, mp->forw->back, mp->back, mp->back->forw);
ind += sprintf(cbuf+ind,
"mp:0x%x mp->forw:0x%x mp->forw->back:0x%x "
"mp->back:0x%x mp->back->forw:0x%x\n",
mp, mp->forw, mp->forw->back, mp->back, mp->back->forw);
if (mp->memory != (mp + 1))
ind += sprintf(cbuf+ind, "mp+1:0x%x ", mp + 1);
ind += sprintf(cbuf+ind, "mp->memory:0x%x mp->size:%d\n", mp->memory, mp->size);
@@ -192,6 +194,15 @@ void RTEMS_Malloc_Initialize(
if ( !status )
rtems_fatal_error_occurred( status );
#if defined(RTEMS_HEAP_DEBUG)
if ( _Protected_heap_Walk( &RTEMS_Malloc_Heap, 0, FALSE ) ) {
printk( "Malloc heap not initialized correctly\n" );
rtems_print_buffer( start, 32 );
printk( "\n" );
rtems_print_buffer( (start + length) - 48, 48 );
rtems_fatal_error_occurred( RTEMS_NO_MEMORY );
}
#endif
#ifdef MALLOC_STATS
/* zero all the stats */
(void) memset( &rtems_malloc_stats, 0, sizeof(rtems_malloc_stats) );
@@ -216,6 +227,10 @@ void *malloc(
if ( !size )
return (void *) 0;
#if defined(RTEMS_HEAP_DEBUG)
_Protected_heap_Walk( &RTEMS_Malloc_Heap, 0, FALSE );
#endif
/*
* Do not attempt to allocate memory if in a critical section or ISR.
*/
@@ -429,6 +444,10 @@ void free(
if ( !ptr )
return;
#if defined(RTEMS_HEAP_DEBUG)
_Protected_heap_Walk( &RTEMS_Malloc_Heap, 0, FALSE );
#endif
/*
* Do not attempt to free memory if in a critical section or ISR.
*/