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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: ep93xx/ts72xx: Kernel 2.6.36 problems introduced with commit 5bc23d32d
Date: Sun, 31 Oct 2010 18:31:40 +0000	[thread overview]
Message-ID: <20101031183140.GA30636@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <20101031182157.GY15069@ibawizard.net>

On Sun, Oct 31, 2010 at 07:21:57PM +0100, Petr ?tetiar wrote:
> The allocation of the 4th buffer fails here and goes to nospc label. When I've
> reverted commit mentioned in the subject:
> 
>     Revert "ARM: DMA coherent allocator: align remapped addresses"
>     
>     This reverts commit 5bc23d32d86a132b5636a48dca0fa2528ef69ff9.
> 
> the driver can now allocate the buffers and seems to work on 2.6.36. How to
> proceed now? I know, that the driver is pile of crap, but it works for me(tm)
> quite well on 2.6.34.7, so I don't know how to fix this. Thank you for any
> suggestions.

It might be worth adding a printk to find out what entries get allocated
and freed from the vmregion.

  reply	other threads:[~2010-10-31 18:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-31 18:21 ep93xx/ts72xx: Kernel 2.6.36 problems introduced with commit 5bc23d32d Petr Štetiar
2010-10-31 18:31 ` Russell King - ARM Linux [this message]
2010-10-31 19:00   ` Petr Štetiar
2010-10-31 19:08     ` Petr Štetiar
2010-10-31 20:52       ` Russell King - ARM Linux
2010-10-31 22:30         ` Petr Štetiar

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