RE: Re: [PATCH 3.4 93/99] iwlwifi: always copy first 16 bytes of commands
From: Grumbach, Emmanuel
Date: Sat Mar 22 2014 - 14:44:23 EST
> On Sat, 2014-03-22 at 09:51 -0700, Greg Kroah-Hartman wrote:
> > On Sat, Mar 22, 2014 at 05:28:02PM +0100, Andreas Sturmlechner wrote:
> > > Original Message from: Greg Kroah-Hartman
> > > <gregkh@xxxxxxxxxxxxxxxxxxx>
> > > >
> > > > Does Linus's tree also have this problem for you? Or does it work
> > > > there? If it works there, perhaps we just missed backporting
> > > > something to 3.4?
> > > >
> > >
> > > Other trouble aside, iwlwifi works fine - writing this from today's
> > > build of 3.14.0-rc7+.
> > Hm. Any linux-wifi developers have an idea? I can always just revert
> > this patch, but finding out the root cause would be nice...
Reverting the patch is obviously the first thing to do. Finding the root would be nice but I am afraid the time won't allow it... In any case, this patch is meant to avoid a few DMAR fault and possibly some calibration mismatch upon suspend resume. Nothing critical in my eyes.
> Andreas, could you test whether this regression is also present in 3.2.55?
> This patch is based on my backport for 3.2.y.
> Ben Hutchings
> I'm not a reverse psychological virus. Please don't copy me into your sig.