On Fri, 2 Jul 2010 15:26:43 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote: > > I see the direction you are thinking of but I have big concerns about clean > > pages getting delayed for too long on the LRU_CLEANING pages before kswapd > > puts them back in the right place. I think a safer direction would be for > > memcg people to investigate Andrea's "switch stack" suggestion. > > > Hmm, I may have to consider that. My concern is that IRQ's switch-stack works > well just because no-task-switch in IRQ routine. (I'm sorry if I misunderstand.) > Ok, I'll think about this 1st. Thanks, -Kame -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html