Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH 1/2] arm: mvebu: increase atomic coherent pool size for armada 370/XP | Date | Thu, 25 Oct 2012 11:27:36 +0000 |
| |
On Wednesday 24 October 2012, Gregory CLEMENT wrote: > For Armada 370/XP we have the same problem that for the commit > cb01b63, so we applied the same solution: "The default 256 KiB > coherent pool may be too small for some of the Kirkwood devices, so > increase it to make sure that devices will be able to allocate their > buffers with GFP_ATOMIC flag" > > Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Do you know why the ATA driver needs this? I find it surprising that it's necessary, so I'd like to make sure we're not just working around a device driver bug here.
Arnd
| |