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ZONE(9): Honor cache alignment

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This commit is contained in:
Sebastian Huber 2014-11-25 12:51:56 +01:00
parent fb683f76b5
commit eebe5762f4
1 changed files with 8 additions and 3 deletions
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11
rtemsbsd/rtems/rtems-bsd-chunk.c
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@ -66,7 +66,12 @@ void
rtems_bsd_chunk_init(rtems_bsd_chunk_control *self, uintptr_t info_size, rtems_bsd_chunk_init(rtems_bsd_chunk_control *self, uintptr_t info_size,
rtems_bsd_chunk_info_ctor info_ctor, rtems_bsd_chunk_info_dtor info_dtor) rtems_bsd_chunk_info_ctor info_ctor, rtems_bsd_chunk_info_dtor info_dtor)
{ {
info_size = roundup(info_size, CPU_HEAP_ALIGNMENT); uintptr_t align = rtems_cache_get_data_line_size();
if (align < CPU_HEAP_ALIGNMENT)
align = CPU_HEAP_ALIGNMENT;
info_size = roundup(info_size, align);
self->info_size = info_size; self->info_size = info_size;
self->info_ctor = info_ctor; self->info_ctor = info_ctor;
@ -77,7 +82,7 @@ rtems_bsd_chunk_init(rtems_bsd_chunk_control *self, uintptr_t info_size,
void * void *
rtems_bsd_chunk_alloc(rtems_bsd_chunk_control *self, uintptr_t chunk_size) rtems_bsd_chunk_alloc(rtems_bsd_chunk_control *self, uintptr_t chunk_size)
{ {
char *p = malloc(chunk_size + self->info_size, M_TEMP, M_WAITOK); char *p = rtems_cache_aligned_malloc(chunk_size + self->info_size);
if (p != NULL) { if (p != NULL) {
rtems_bsd_chunk_info *info = (rtems_bsd_chunk_info *) p; rtems_bsd_chunk_info *info = (rtems_bsd_chunk_info *) p;
@ -110,7 +115,7 @@ rtems_bsd_chunk_free(rtems_bsd_chunk_control *self,
(*self->info_dtor)(self, info); (*self->info_dtor)(self, info);
free(info, M_TEMP); free(info, M_RTEMS_HEAP);
} }
rtems_bsd_chunk_info * rtems_bsd_chunk_info *