Style

14835ec9 · Austin Clements · cf7b6702 · 14835ec9
--- a/vm.c
+++ b/vm.c
@@ -74,8 +74,8 @@ mappages(pde_t *pgdir, void *va, uint size, uint pa,
  char *a, *last;
  pte_t *pte;
  
-  a = (char *) PGROUNDDOWN((uint) va);
-  last = (char *) PGROUNDDOWN(((uint) va) + size - 1);
+  a = (char*)PGROUNDDOWN((uint)va);
+  last = (char*)PGROUNDDOWN(((uint)va) + size - 1);
  for(;;){
    if((pte = walkpgdir(pgdir, a, alloc) == 0)
      return -1;
@@ -119,7 +119,7 @@ static struct kmap {
  int perm;
 } kmap[] = {
  { P2V(0), 0, 1024*1024, PTE_W},  // I/O space
-  { (void *)KERNLINK, V2P(KERNLINK), V2P(data),  0}, // kernel text+rodata
+  { (void*)KERNLINK, V2P(KERNLINK), V2P(data),  0}, // kernel text+rodata
  { data, V2P(data), PHYSTOP,  PTE_W},  // kernel data, memory
  { (void*)DEVSPACE, DEVSPACE, 0, PTE_W},  // more devices
 };
@@ -135,7 +135,7 @@ setupkvm(char* (*alloc)(void))
    return 0;
  memset(pgdir, 0, PGSIZE);
  k = kmap;
-  if (p2v(PHYSTOP) > (void *) DEVSPACE)
+  if (p2v(PHYSTOP) > (void*)DEVSPACE)
    panic("PHYSTOP too high");
  for(k = kmap; k < &kmap[NELEM(kmap)]; k++)
    if(mappages(pgdir, k->virt, k->phys_end - k->phys_start, 
@@ -201,7 +201,7 @@ loaduvm(pde_t *pgdir, char *addr, struct inode *ip, uint offset, uint sz)
  uint i, pa, n;
  pte_t *pte;

-  if((uint)addr % PGSIZE != 0)
+  if((uint) addr % PGSIZE != 0)
    panic("loaduvm: addr must be page aligned");
  for(i = 0; i < sz; i += PGSIZE){
    if((pte = walkpgdir(pgdir, addr+i, 0)) == 0)
@@ -285,7 +285,7 @@ freevm(pde_t *pgdir)
    panic("freevm: no pgdir");
  deallocuvm(pgdir, KERNBASE, 0);
  for(i = 0; i < NPDENTRIES; i++){
-    if(pgdir[i] & PTE_P) {
+    if(pgdir[i] & PTE_P){
      char * v = p2v(PTE_ADDR(pgdir[i]));
      kfree(v);
    }
@@ -306,7 +306,7 @@ copyuvm(pde_t *pgdir, uint sz)
  if((d = setupkvm(kalloc)) == 0)
    return 0;
  for(i = 0; i < sz; i += PGSIZE){
-    if((pte = walkpgdir(pgdir, (void*)i, 0)) == 0)
+    if((pte = walkpgdir(pgdir, (void *) i, 0)) == 0)
      panic("copyuvm: pte should exist");
    if(!(*pte & PTE_P))
      panic("copyuvm: page not present");