On Tue, Mar 29, 2016 at 12:47:20PM +0800, Wei-Ning Huang wrote:

"single skb allocation failure" happens when system is under heavy
memory pressure.  Add __GFP_REPEAT to skb allocation call so kernel
attempts to reclaim pages and retry the allocation.

Oh, that's interesting, we're back to this symptom again.

Nice to see this fix.

Heavy memory pressure on 3.5 caused dev_alloc_skb failure in this
driver.  Tracked at OLPC as #12694.

-- 
James Cameron
http://quozl.netrek.org/