Use static page table for boot, mapping first 4Mbyte; no more segment trick

Allocate proper kernel page table immediately in main using boot allocator
Remove pginit
Simplify address space layout a tiny bit
More to come (e.g., superpages to simplify static table)

1 files changed, 1 insertions, 1 deletions

diff --git a/exec.c b/exec.c
index 9186cfb..2ec1c51 100644
--- a/exec.c
+++ b/exec.c
@@ -29,7 +29,7 @@ exec(char *path, char **argv)
   if(elf.magic != ELF_MAGIC)
     goto bad;
 
-  if((pgdir = setupkvm()) == 0)
+  if((pgdir = setupkvm(kalloc)) == 0)
     goto bad;
 
   // Load program into memory.