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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2] usb_storage: fix ehci driver max transfer size
Date: Sun, 15 Jul 2012 11:50:30 +0200	[thread overview]
Message-ID: <201207151150.30335.marex@denx.de> (raw)
In-Reply-To: <bea9a9dcecbaef5a56e13adc1323a98cb22b0091.1341942485.git.stefan@herbrechtsmeier.net>

Dear Wolfgang Denk,

> The commit 5dd95cf93dfffa1d19a1928990852aac9f55b9d9 'usb_storage:
> Fix EHCI "out of buffer pointers" with CD-ROM' introduce a bug in
> usb_storage as it wrongly assumes that every transfer can use
> 4096 bytes per qt_buffer. This is wrong if the start address of
> the data is not page aligned to 4096 bytes and leads to 'EHCI
> timed out on TD' messages because of 'out of buffer pointers'
> in ehci_td_buffer function.
> 
> The bug appears during load of a fragmented file and
> read from or write to an unaligned memory address.
> 
> Cc: Marek Vasut <marex@denx.de>
> Signed-off-by: Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net>

I'd like to get this patch:

http://patchwork.ozlabs.org/patch/170256/

applied into current release. If you consider a pullRQ is better, I'll prepare 
one.

Best regards,
Marek Vasut

  parent reply	other threads:[~2012-07-15  9:50 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-18 18:22 [U-Boot] [PATCH] usb_storage: fix ehci driver max transfer size Stefan Herbrechtsmeier
2012-06-18 18:57 ` Marek Vasut
2012-07-03 18:10 ` Marek Vasut
2012-07-04  6:32   ` Stefan Herbrechtsmeier
2012-07-04  6:57     ` Schneider, Kolja
2012-07-04  7:59       ` Stefan Herbrechtsmeier
2012-07-07 21:58         ` Marek Vasut
2012-07-08 11:08           ` Stefan Herbrechtsmeier
2012-07-08 18:58             ` Marek Vasut
2012-07-09 19:52 ` [U-Boot] [PATCH v2] " Stefan Herbrechtsmeier
2012-07-10  2:12   ` Marek Vasut
2012-07-10  6:53     ` Stefan Herbrechtsmeier
2012-07-10  7:22       ` Marek Vasut
2012-07-10 17:59 ` Stefan Herbrechtsmeier
2012-07-10 18:02   ` Marek Vasut
2012-07-14 22:23     ` Ilya Yanok
2012-07-15  8:14       ` Marek Vasut
2012-07-15  8:41         ` Ilya Yanok
2012-07-15  9:51           ` Marek Vasut
2012-07-15 14:48             ` Ilya Yanok
2012-07-15  9:50   ` Marek Vasut [this message]
2012-07-18 12:50   ` Marek Vasut
2012-07-18 15:46     ` Stefan Herbrechtsmeier

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