From mboxrd@z Thu Jan 1 00:00:00 1970 From: sebastian.hesselbarth@gmail.com (Sebastian Hesselbarth) Date: Tue, 25 Sep 2012 01:16:10 +0200 Subject: [PATCH] ARM: Orion5x: Fix too small coherent pool. In-Reply-To: <20120924173739.GG14266@lunn.ch> References: <1348466073-22726-1-git-send-email-andrew@lunn.ch> <20120924163716.GR5469@titan.lakedaemon.net> <20120924173739.GG14266@lunn.ch> Message-ID: <5060E9BA.7010806@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 >> >> Acked-by: Jason Cooper >> >> 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. Jason, Andrew, 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. Sebastian