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Added rtems specific page tracking methods for uma page allocation.

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This commit is contained in:
Jennifer Averett
2012-07-20 14:17:05 -05:00
parent 8fa929e60d
commit 2c3d8b981b
4 changed files with 137 additions and 6 deletions
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25
freebsd/vm/uma_core.c
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@@ -85,6 +85,10 @@ __FBSDID("$FreeBSD$");
#include <freebsd/vm/vm_map.h>
#include <freebsd/vm/vm_kern.h>
#include <freebsd/vm/vm_extern.h>
#else
void *rtems_page_alloc(int bytes);
void *rtems_page_find( void *address );
void rtems_page_free( void *address );
#endif /* __rtems__ */
#include <freebsd/vm/uma.h>
#include <freebsd/vm/uma_int.h>
@@ -1006,19 +1010,24 @@ startup_alloc(uma_zone_t zone, int bytes, u_int8_t *pflag, int wait)
* A pointer to the alloced memory or possibly
* NULL if M_NOWAIT is set.
*/
#ifdef __rtems__
#define PAGE_MASK (PAGE_SIZE-1)
#define round_page(x) ((((unsigned long )(x)) + PAGE_MASK) & ~(PAGE_MASK))
#endif
static void *
page_alloc(uma_zone_t zone, int bytes, u_int8_t *pflag, int wait)
{
void *p; /* Returned page */
void *p; /* Returned page */
*pflag = UMA_SLAB_KMEM;
*pflag = UMA_SLAB_KMEM;
#ifndef __rtems__
p = (void *) kmem_malloc(kmem_map, bytes, wait);
p = (void *) kmem_malloc(kmem_map, bytes, wait);
#else /* __rtems__ */
p = (void *) malloc(bytes, M_TEMP, wait);
p = rtems_page_alloc(bytes);
#endif /* __rtems__ */
return (p);
return (p);
}
#ifndef __rtems__
@@ -1111,7 +1120,7 @@ page_free(void *mem, int size, u_int8_t flags)
kmem_free(map, (vm_offset_t)mem, size);
#else /* __rtems__ */
free( mem, M_TEMP );
rtems_page_free( mem );
#endif /* __rtems__ */
}
@@ -2772,7 +2781,11 @@ zone_free_item(uma_zone_t zone, void *item, void *udata,
zone->uz_frees++;
if (!(zone->uz_flags & UMA_ZONE_VTOSLAB)) {
#ifndef __rtems__
mem = (u_int8_t *)((unsigned long)item & (~UMA_SLAB_MASK));
#else /* __rtems__ */
mem = rtems_page_find(item);
#endif /* __rtems__ */
keg = zone_first_keg(zone); /* Must only be one. */
if (zone->uz_flags & UMA_ZONE_HASH) {
slab = hash_sfind(&keg->uk_hash, mem);