linux-kernel - Re: [PATCH] [MMC] Use own work queue

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Date:	Sun, 15 Oct 2006 21:58:38 +0200
From:	Pierre Ossman <drzeus-list@...eus.cx>
To:	pHilipp Zabel <philipp.zabel@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [MMC] Use own work queue

Russell King wrote:
> The problem is likely that the boot is continuing in parallel with
> detecting the card, because the card detection is running in its own
> separate thread.  Meanwhile, the init thread is trying to read from
> the as-yet missing root device and erroring out.
>
>   

That's what I suspect as well. I know using a root device on USB has
these kinds of problems. And the solution I've mostly seen is adding a
delay somewhere in initrd.

My experience with embedded systems is limited unfortunately, Perhaps
Russell has some nice solution for Philipp? :)

Rgds

-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org
  OLPC, developer                     http://www.laptop.org

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