On 01/12/2015 04:42 AM, Will Deacon wrote: > Since this effectively reverts f045bbb9fa1b, I've added Dave to Cc. It > should fix the leak without reintroducing the performance regression. I ran this on the big system that showed the earlier issue. Everything seems OK, at least with the test that showed the issue earlier (the brk1 test from will-it-scale).