linux-kernel - Re: Recent and not-so problems with tifm

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Date:	Mon, 12 Feb 2007 14:49:41 +0100
From:	Pierre Ossman <drzeus-mmc@...eus.cx>
To:	Alex Dubov <oakad@...oo.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: Recent and not-so problems with tifm_sd driver

Alex Dubov wrote:
> I removed that line altogether (it does not really needed as mmc host will not be accessed
> anymore). The problem is more elaborate. Here, the card fails, mmc_host_remove is called without
> sleep beforehand, and "after remove" message is printed immediately after it. Only then, mmc_block
> remembers to finish its business. If I leave the sleep in place, mmc_block's stuff will get
> scheduled before the mmc_remove_host and everything will be all right.
> You may also notice that host is already powered off ("Setting ... power 0" message) and still
> mmc_block continues to make requests like nothing happened.
> 

How did you do the "after remove" detection? Patch?

Rgds
-- 
     -- Pierre Ossman

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