[PATCH] ARM: Orion5x: Fix too small coherent pool.

Jason Cooper jason at lakedaemon.net
Mon Sep 24 19:45:18 EDT 2012


On Tue, Sep 25, 2012 at 01:16:10AM +0200, Sebastian Hesselbarth wrote:
> On 09/24/2012 07:37 PM, Andrew Lunn wrote:
> >On Mon, Sep 24, 2012 at 12:37:16PM -0400, Jason Cooper wrote:
> >>On Mon, Sep 24, 2012 at 07:54:33AM +0200, Andrew Lunn wrote:
> >>>Some Orion5x devices allocate their coherent buffers from atomic
> >>>context. Increase size of atomic coherent pool to make sure such the
> >>>allocations won't fail during boot.
> >>>
> >>>Signed-off-by: Andrew Lunn<andrew at lunn.ch>
> >>
> >>Acked-by: Jason Cooper<jason at lakedaemon.net>
> >>
> >>btw - we should take this to it's logical conclusion and have Sebastian
> >>check Dove.  Sebastian?
> >
> >I did think about that. It probably hits if you have two sata
> >devices. However, all current Dove machines have just one.
> 
> I did boot arm-soc/for-next on Cubox and looks like 256k pool for atomic
> coherent allocations is enough. I booted with sata, sdhci0, eth0, i2c0,
> spi0, and both pcie ports forced on without any pcie devices attached.

Thanks for testing, Sebastian.

Andrew, I'll put this into a late/fixes branch for arm-soc and send it
on up.

thx,

Jason.



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