Re: [Qemu-devel] [PATCH v2] tcg-i386: Use %gs prefixes for x86_64 GUEST_BASE

[Aurelien Jarno <aurelien@aurel32.net>]

On Tue, Oct 23, 2012 at 07:19:20AM +1000, Richard Henderson wrote:
> On 2012-10-22 15:59, Aurelien Jarno wrote:
> > Yes, this is a know fact that this libc function doesn't have a
> > prototype (for instance in the manpage), that said it exists and at
> > least on x32 it's actually a wrapper doing things.
> > 
> > That's why I think it's better to use it than doing the syscall
> > directly.
> 
> Well, we know that arch_prctl is not a wrapper for x86_64.  And x32
> will never be a concern for qemu.  But I guess I can change this if
> you really really insist.
> 

My point here is that arch_prctl might be a wrapper for x86_64 at some
point, so it's better to do it properly now, and not to have to change
it latter.

In order to avoid one more round trip for a new version of the patch, I
have applied it doing this small changes.

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net