Improve mmu.h.

[pintos-anon] / src / threads / malloc.c

diff --git a/src/threads/malloc.c b/src/threads/malloc.c
index ba39d1d926f496115a8cf703265808fa3813f3ea..263651dc6adc28dddf7dc6940394c8b2d90566ea 100644 (file)
--- a/src/threads/malloc.c
+++ b/src/threads/malloc.c
@@ -31,7 +31,7 @@ malloc_init (void)
 {
   size_t slot_size;
 
-  for (slot_size = 16; slot_size < NBPG; slot_size *= 2)
+  for (slot_size = 16; slot_size < PGSIZE; slot_size *= 2)
     {
       struct desc *d = &descs[desc_cnt++];
       ASSERT (desc_cnt <= sizeof descs / sizeof *descs);
@@ -44,7 +44,7 @@ malloc_init (void)
 static struct arena *
 slot_to_arena (struct slot *s)
 {
-  return (struct arena *) ((uint32_t) s & ~(NBPG - 1));
+  return (struct arena *) ((uint32_t) s & ~(PGSIZE - 1));
 }
 
 static void *
@@ -87,7 +87,7 @@ malloc (size_t size)
   a->next = d->arenas;
   if (d->arenas != NULL)
     d->arenas->prev = a;
-  for (ofs = sizeof *a; ofs + d->slot_size <= NBPG; ofs += d->slot_size) 
+  for (ofs = sizeof *a; ofs + d->slot_size <= PGSIZE; ofs += d->slot_size) 
     {
       struct slot *s = (struct slot *) ((uint8_t *) a + ofs);
       s->next = d->free_list;