Simplify allocuvm/deallocuvm to operate in a contiguous memory model. This makes their interface match up better with proc->sz and also simplifies the callers (it even gets the main body of exec on one page).

1 files changed, 2 insertions, 2 deletions

diff --git a/defs.h b/defs.h
index cc3a721..4de95ad 100644
--- a/defs.h
+++ b/defs.h
@@ -157,8 +157,8 @@ void            kvmalloc(void);
 void            vmenable(void);
 pde_t*          setupkvm(void);
 char*           uva2ka(pde_t*, char*);
-int             allocuvm(pde_t*, char*, uint);
-int             deallocuvm(pde_t *pgdir, char *addr, uint sz);
+int             allocuvm(pde_t*, uint, uint);
+int             deallocuvm(pde_t*, uint, uint);
 void            freevm(pde_t*);
 void            inituvm(pde_t*, char*, uint);
 int             loaduvm(pde_t*, char*, struct inode *ip, uint, uint);