clear_pte_u -> clearpteu

2eb214c9 · Austin Clements · 91aa0f32 · 2eb214c9 · 2eb214c9 · 2eb214c9
--- a/defs.h
+++ b/defs.h
@@ -176,7 +176,7 @@ pde_t*          copyuvm(pde_t*, uint);
 void            switchuvm(struct proc*);
 void            switchkvm(void);
 int             copyout(pde_t*, uint, void*, uint);
-void            clear_pte_u(pde_t *pgdir, char *uva);
+void            clearpteu(pde_t *pgdir, char *uva);

 // number of elements in fixed-size array
 #define NELEM(x) (sizeof(x)/sizeof((x)[0]))
--- a/exec.c
+++ b/exec.c
@@ -55,7 +55,7 @@ exec(char *path, char **argv)
  sz = PGROUNDUP(sz);
  if((sz = allocuvm(pgdir, sz, sz + 2*PGSIZE)) == 0)
    goto bad;
-  clear_pte_u(pgdir, (char*)(sz-2*PGSIZE));
+  clearpteu(pgdir, (char*)(sz - 2*PGSIZE));
  sp = sz;

  // Push argument strings, prepare rest of stack in ustack.

--- a/vm.c
+++ b/vm.c
@@ -292,13 +292,13 @@ freevm(pde_t *pgdir)
 // Clear PTE_U on a page. Used to create an inaccessible
 // page beneath the user stack.
 void
-clear_pte_u(pde_t *pgdir, char *uva)
+clearpteu(pde_t *pgdir, char *uva)
 {
  pte_t *pte;

  pte = walkpgdir(pgdir, uva, 0);
  if(pte == 0)
-    panic("clear_pte_u");
+    panic("clearpteu");
  *pte &= ~PTE_U;
 }