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Diffstat (limited to 'vm/vm_fault.c')
-rw-r--r--vm/vm_fault.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/vm/vm_fault.c b/vm/vm_fault.c
index cce043a..840f038 100644
--- a/vm/vm_fault.c
+++ b/vm/vm_fault.c
@@ -53,7 +53,7 @@
/* For memory_object_data_{request,unlock} */
#include <kern/mach_param.h>
#include <kern/macro_help.h>
-#include <kern/zalloc.h>
+#include <kern/slab.h>
#if MACH_PCSAMPLE
#include <kern/pc_sample.h>
@@ -85,7 +85,7 @@ typedef struct vm_fault_state {
vm_prot_t vmfp_access;
} vm_fault_state_t;
-zone_t vm_fault_state_zone = 0;
+struct kmem_cache vm_fault_state_cache;
int vm_object_absent_max = 50;
@@ -107,10 +107,8 @@ extern struct db_watchpoint *db_watchpoint_list;
*/
void vm_fault_init(void)
{
- vm_fault_state_zone = zinit(sizeof(vm_fault_state_t), 0,
- THREAD_MAX * sizeof(vm_fault_state_t),
- sizeof(vm_fault_state_t),
- 0, "vm fault state");
+ kmem_cache_init(&vm_fault_state_cache, "vm_fault_state",
+ sizeof(vm_fault_state_t), 0, NULL, NULL, NULL, 0);
}
/*
@@ -1206,12 +1204,12 @@ kern_return_t vm_fault(map, vaddr, fault_type, change_wiring,
/*
* if this assignment stmt is written as
- * 'active_threads[cpu_number()] = zalloc()',
- * cpu_number may be evaluated before zalloc;
- * if zalloc blocks, cpu_number will be wrong
+ * 'active_threads[cpu_number()] = kmem_cache_alloc()',
+ * cpu_number may be evaluated before kmem_cache_alloc;
+ * if kmem_cache_alloc blocks, cpu_number will be wrong
*/
- state = (char *) zalloc(vm_fault_state_zone);
+ state = (char *) kmem_cache_alloc(&vm_fault_state_cache);
current_thread()->ith_other = state;
}
@@ -1490,7 +1488,7 @@ kern_return_t vm_fault(map, vaddr, fault_type, change_wiring,
register vm_fault_state_t *state =
(vm_fault_state_t *) current_thread()->ith_other;
- zfree(vm_fault_state_zone, (vm_offset_t) state);
+ kmem_cache_free(&vm_fault_state_cache, (vm_offset_t) state);
(*continuation)(kr);
/*NOTREACHED*/
}