Re: [3.1 patch] x86: default to vsyscall=native
From: Linus Torvalds
Date: Thu Oct 06 2011 - 14:35:08 EST
On Thu, Oct 6, 2011 at 11:16 AM, Andrew Lutomirski <luto@xxxxxxx> wrote:
> Fixing it will be annoying because the attached fancier version needs
> to work, too. I could implement the whole mess in software, but it
> might be nicer to arrange for uaccess errors to stash some information
> somewhere (like in the thread_struct cr2 variable).
That should be easy enough to do. Just add it to the
"fixup_exception()" case in no_context().
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