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From: Chris Ball <cjb@laptop.org>
To: Sujit Reddy <sujitreddy243@gmail.com>
Cc: linux-mmc@vger.kernel.org
Subject: Re: mmc: Huge delay is seen when SD card is removed while transferring large media file
Date: Wed, 17 Nov 2010 16:56:53 +0000	[thread overview]
Message-ID: <20101117165653.GA15735@void.printf.net> (raw)
In-Reply-To: <AANLkTimO5w4cH3f6m7-YR6XcEZESuWVvX19pk+H-PDcF@mail.gmail.com>

Hi Sujit,

On Wed, Nov 17, 2010 at 08:08:38PM +0530, Sujit Reddy wrote:
> Problem: There is a huge delay of ~20secs when the user get notified
> about the card removal. This delay depends on the size of the file to
> be transferred.
> 
> dmesg shows continuous I/O errors even after card removal notification
> (card xxxx removed in MMC layer)

You're right, we're not handling the card removal case as quickly as we
should.  We talked about this recently:

http://thread.gmane.org/gmane.linux.kernel.mmc/2714/focus=3474

I'll add implementing Adrian's suggestion there to my workqueue.

Thanks,

-- 
Chris Ball   <cjb@laptop.org>   <http://printf.net/>
One Laptop Per Child

      reply	other threads:[~2010-11-17 16:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-17 14:38 mmc: Huge delay is seen when SD card is removed while transferring large media file Sujit Reddy
2010-11-17 16:56 ` Chris Ball [this message]

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