Style nits; indentation and tabs

a7061b4f · Austin Clements · 16f205b5 · a7061b4f · a7061b4f · a7061b4f
--- a/defs.h
+++ b/defs.h
@@ -131,7 +131,7 @@ void            release(struct spinlock*);
 void            pushcli(void);
 void            popcli(void);
 void            initsleeplock(struct sleeplock*);
-void            acquire_sleeplock(struct sleeplock*,struct spinlock*);
+void            acquire_sleeplock(struct sleeplock*, struct spinlock*);
 void            release_sleeplock(struct sleeplock*);
 int             acquired_sleeplock(struct sleeplock*);

--- a/file.c
+++ b/file.c
--- a/main.c
+++ b/main.c
--- a/mmu.h
+++ b/mmu.h
--- a/vm.c
+++ b/vm.c