Re: 2.6.21-rc4-mm1

From: Andrew Morton
Date: Mon Mar 26 2007 - 06:45:05 EST


On Mon, 26 Mar 2007 12:34:33 +0200 Eric Rannaud <eric.rannaud@xxxxxxxxx> wrote:

> On Mon, Mar 26, 2007 at 01:22:32AM -0800, Andrew Morton wrote:
> > On Mon, 26 Mar 2007 11:09:49 +0200 Cornelia Huck <cornelia.huck@xxxxxxxxxx> wrote:
> > > > If so, do you think I should labour on with
> > > > uevent-improve-error-checking-and-handling.patch plus your fix, or should I
> > > > drop the lot? (I'm inclined toward the latter, but I'm still not
> > > > sure which patch(es) need to be dropped).
> > >
> > > This depends on what semantics uevent returning an error code should
> > > have. The firmware code was using it to suppress uevents, but
> > > uevent_suppress is a better idea now. So if we want uevent returning !=
> > > 0 to imply "something really bad happened", all uevent functions have
> > > to be audited and those that work like firmware_uevent have to be
> > > converted to uevent_suppress. This would be cleaner, but I'm not sure
> > > it's worth the work.
> >
> > We're generally struggling to stay alive amongst all the bugs at present -
> > I'll drop all those patches.
>
> My mistake, I wrote the guilty patch
> uevent-improve-error-checking-and-handling.patch assuming it was safe to
> treat the return value as an error code, since several uevent functions
> returns things like -ENOMEM.
>
> Should I rework the patch as Cornelia suggests and resubmit later, when
> things have settled down a little?

Sure, when we've fixed all the bugs ;)

I think we now know what to test for - firmware loading simply collapsed
all over the place with these changes.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/