linux-kernel - Re: mmc: correct semantics of the mmc_host

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Date:	Fri, 19 Jan 2007 19:46:12 -0800 (PST)
From:	Alex Dubov <oakad@...oo.com>
To:	Pierre Ossman <drzeus-list@...eus.cx>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: mmc: correct semantics of the mmc_host_remove

> That shouldn't be possible. Are you using the block queue fixes I wrote?
> Otherwise you will get problems like this.
> 
> Basically, when you call mmc_host_remove(), it will remove all card
> devices. That shouldn't complete until all card drivers have released
> control of the card. At that point there is no one else accessing the
> device. If you see something else, then we have a bug somewhere.
> 
Indeed, I may be out of sync on this. Simply, I have this rather ugly hack in the tifm_sd remove
code which I was forced to add because of the issue in question.
I'll do some tests with newer kernels then.

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