linux-kernel - Re: 2.6.21-rc4-mm1

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Message-ID: <20070328102512.56ecd00a@gondolin.boeblingen.de.ibm.com>
Date:	Wed, 28 Mar 2007 10:25:12 +0200
From:	Cornelia Huck <cornelia.huck@...ibm.com>
To:	Eric Rannaud <eric.rannaud@...il.com>
Cc:	Kay Sievers <kay.sievers@...y.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	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>
Subject: Re: 2.6.21-rc4-mm1

On Wed, 28 Mar 2007 03:26:35 +0200,
Eric Rannaud <eric.rannaud@...il.com> wrote:

> The reason for that original patch was that it is actually possible for the
> uevent functions to return -ENOMEM, the uevent buffer being statically
> allocated to BUFFER_SIZE (2048).

So maybe -ENOMEM should still be propagated? We just don't want to fail
device_add because of it.

> It used to be 1024 but that was not
> always enough and it was doubled a while ago [1]. Using add_uevent_var()
> makes this less of a problem as such an overflow should be catched
> cleanly [2].

Reminds me that I need to look into ccw_uevent :)
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