linux-kernel - Re: 2.6.21-rc4-mm1

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Message-Id: <20070326012232.0f0b9e09.akpm@linux-foundation.org>
Date:	Mon, 26 Mar 2007 01:22:32 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Cornelia Huck <cornelia.huck@...ibm.com>
Cc:	Larry Finger <larry.finger@...inger.net>,
	Matt Mackall <mpm@...enic.com>, linux-kernel@...r.kernel.org,
	linux-wireless@...r.kernel.org,
	Monakhov Dmitriy <dmonakhov@...nvz.org>,
	Eric Rannaud <eric.rannaud@...il.com>
Subject: Re: 2.6.21-rc4-mm1

On Mon, 26 Mar 2007 11:09:49 +0200 Cornelia Huck <cornelia.huck@...ibm.com> wrote:

> On Fri, 23 Mar 2007 21:06:18 -0800,
> Andrew Morton <akpm@...ux-foundation.org> wrote:
> 
> > Would I be right in guessing that this was all triggered by
> > uevent-improve-error-checking-and-handling.patch?
> 
> Looks like it, since it passed the uevent failures to the upper layer.

OK, thanks.

> > 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.

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