On Tue, 2013-02-19 at 11:03 +0100, Johannes Berg wrote: > On Mon, 2013-02-18 at 21:17 -0800, Eric Dumazet wrote: > > > > chrome: page allocation failure: order:1, mode:0x4020 > > > Pid: 8730, comm: chrome Tainted: G O 3.7.8-amd64-preempt-20121226-fixwd #1 > > > Call Trace: > > > <IRQ> [<ffffffff810d5f38>] warn_alloc_failed+0x117/0x12c > > > You could try to load iwlwifi with amsdu_size_8K set to 0 (disable) > > > > It should hopefully use order-0 pages > > It will, do that then, unfortunately it can't switch at runtime because > it advertised this support to the access point or clients. What are the drawbacks of setting amsdu_size_8K to 0 by default ? Alternative would be : - As long as we cant allocate order-1 pages (to refill the RX ring), copy incoming frames into order-0 pages, so that order-1 pages are still available for the NIC. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
