Re: [PATCH 2/4] swait: add the missing killable swaits

From: Thomas Gleixner
Date: Thu Jun 29 2017 - 09:47:38 EST


On Thu, 29 Jun 2017, Greg KH wrote:
> On Thu, Jun 29, 2017 at 03:05:26PM +0200, Thomas Gleixner wrote:
> > On Thu, 29 Jun 2017, Greg KH wrote:
> > > On Wed, Jun 14, 2017 at 03:20:15PM -0700, Luis R. Rodriguez wrote:
> > > Do you really still want to add these, now that we know we shouldn't be
> > > using swait in "real" code? :)
> >
> > And who defined that it should not be used in real code?
>
> Linus did, in a different firmware thread. You have to _really_ know
> what you are doing to use this interface, and the firmware interface
> shouldn't be using it. So adding new apis just for firmware does not
> seem like a wise decision at this point in time.

So it's not about code in general, it's about a particular piece of
code. Fair enough.

Thanks,

tglx