xnu-3789.31.2.tar.gz

[apple/xnu.git] / osfmk / kern / stack.c

diff --git a/osfmk/kern/stack.c b/osfmk/kern/stack.c
index 400cedcf99491ea95e5dfdb2bbf0eaa54ce1147d..0cb79328666e504b9883579a07d7177a95f9b34a 100644 (file)
--- a/osfmk/kern/stack.c
+++ b/osfmk/kern/stack.c
@@ -83,29 +83,13 @@ vm_offset_t                 kernel_stack_depth_max;
 static inline void
 STACK_ZINFO_PALLOC(thread_t thread)
 {
 static inline void
 STACK_ZINFO_PALLOC(thread_t thread)
 {

-       task_t task;
-       zinfo_usage_t zinfo;
-

        ledger_credit(thread->t_ledger, task_ledgers.tkm_private, kernel_stack_size);
        ledger_credit(thread->t_ledger, task_ledgers.tkm_private, kernel_stack_size);

-
-       if (stack_fake_zone_index != -1 &&
-           (task = thread->task) != NULL && (zinfo = task->tkm_zinfo) != NULL)
-               OSAddAtomic64(kernel_stack_size,
-                             (int64_t *)&zinfo[stack_fake_zone_index].alloc);

 }
 
 static inline void
 STACK_ZINFO_PFREE(thread_t thread)
 {
 }
 
 static inline void
 STACK_ZINFO_PFREE(thread_t thread)
 {

-       task_t task;
-       zinfo_usage_t zinfo;
-

        ledger_debit(thread->t_ledger, task_ledgers.tkm_private, kernel_stack_size);
        ledger_debit(thread->t_ledger, task_ledgers.tkm_private, kernel_stack_size);

-
-       if (stack_fake_zone_index != -1 &&
-           (task = thread->task) != NULL && (zinfo = task->tkm_zinfo) != NULL)
-               OSAddAtomic64(kernel_stack_size, 
-                             (int64_t *)&zinfo[stack_fake_zone_index].free);

 }
 
 static inline void
 }
 
 static inline void


@@ -113,19 +97,6 @@ STACK_ZINFO_HANDOFF(thread_t from, thread_t to)
 {
        ledger_debit(from->t_ledger, task_ledgers.tkm_private, kernel_stack_size);
        ledger_credit(to->t_ledger, task_ledgers.tkm_private, kernel_stack_size);
 {
        ledger_debit(from->t_ledger, task_ledgers.tkm_private, kernel_stack_size);
        ledger_credit(to->t_ledger, task_ledgers.tkm_private, kernel_stack_size);

-
-       if (stack_fake_zone_index != -1) {
-               task_t task;
-               zinfo_usage_t zinfo;
-       
-               if ((task = from->task) != NULL && (zinfo = task->tkm_zinfo) != NULL)
-                       OSAddAtomic64(kernel_stack_size, 
-                                     (int64_t *)&zinfo[stack_fake_zone_index].free);
-
-               if ((task = to->task) != NULL && (zinfo = task->tkm_zinfo) != NULL)
-                       OSAddAtomic64(kernel_stack_size, 
-                                     (int64_t *)&zinfo[stack_fake_zone_index].alloc);
-       }

 }
 
 /*
 }
 
 /*


@@ -518,8 +489,8 @@ processor_set_stack_usage(
        vm_size_t maxusage;
        vm_offset_t maxstack;
 
        vm_size_t maxusage;
        vm_offset_t maxstack;
 

-       register thread_t *thread_list;
-       register thread_t thread;
+       thread_t *thread_list;
+       thread_t thread;

 
        unsigned int actual;    /* this many things */
        unsigned int i;
 
        unsigned int actual;    /* this many things */
        unsigned int i;