From 42428b5613cb885d3d1fa9933f6dc51f5a6c8019 Mon Sep 17 00:00:00 2001 From: Ben Pfaff Date: Wed, 4 Jan 2006 18:56:16 +0000 Subject: [PATCH] Move PF_* from exception.c to exception.h, because some students may wish to pass them around. Suggested by Godmar Back. --- src/userprog/exception.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/src/userprog/exception.c b/src/userprog/exception.c index d4e02b9..47bfbc2 100644 --- a/src/userprog/exception.c +++ b/src/userprog/exception.c @@ -108,11 +108,6 @@ kill (struct intr_frame *f) } } -/* Page fault error code bits that describe the cause of the exception. */ -#define PF_P 0x1 /* 0: not-present page. 1: access rights violation. */ -#define PF_W 0x2 /* 0: read, 1: write. */ -#define PF_U 0x4 /* 0: kernel, 1: user process. */ - /* Page fault handler. This is a skeleton that must be filled in to implement virtual memory. Some solutions to project 2 may also require modifying this code. -- 2.30.2