Re: [RFC PATCH 15/33] move segment checks to subarch

From: Arjan van de Ven
Date: Tue Jul 18 2006 - 06:08:20 EST

On Tue, 2006-07-18 at 00:00 -0700, Chris Wright wrote:
> plain text document attachment (i386-segments)
> We allow for the fact that the guest kernel may not run in ring 0.
> This requires some abstraction in a few places when setting %cs or
> checking privilege level (user vs kernel).

> - regs.xcs = __KERNEL_CS;
> + regs.xcs = get_kernel_cs();


wouldn't this patch be simpler if __KERNEL_CS just became the macro that
currently is get_kernel_cs() for the XEN case? then code like this
doesn't need changing at all...

Arjan van de Ven

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at