On Thu, Jul 16, 2015 at 4:46 AM, Brian Gerst <brge...@gmail.com> wrote:
> Allocate a separate structure for the vm86 fields.
>
> --- a/arch/x86/mm/fault.c
> +++ b/arch/x86/mm/fault.c
> @@ -315,12 +315,12 @@ check_v8086_mode(struct pt_regs *regs, unsigned long
> address,
> {
> unsigned long bit;
>
> - if (!v8086_mode(regs))
> + if (!v8086_mode(regs) || !tsk->thread.vm86)
> return;
>
What's this for? Shouldn't that "if (!v8086_mode(regs) ||
WARN_ON(!tsk->thread.vm86))"?
--Andy
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