Messages in this thread | | | From | (Alan Cox) | Subject | Re: How to read-protect a vm_area? | Date | Sat, 14 Feb 1998 11:41:53 +0000 (GMT) |
| |
> I looked in an i386 book. It has a Present bit and a Read/Write bit as > part of its page protection system. I think it is simply not possible > to read-protect a page without swapping it!
You just mark it "not present". Its up to you to remember its really around somewhere ;)
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu
| |