On 11/02/2012 11:44 AM, Zdenek Kabelac wrote: >>> Yes, applying this instead of the revert fixes the issue as well. > > I've applied this patch on 3.7.0-rc3 kernel - and I still see excessive > CPU usage - mainly after suspend/resume > > Here is just simple kswapd backtrace from running kernel: Yup, this is what we were seeing with the former patch only too. Try to apply the other one too: https://patchwork.kernel.org/patch/1673231/ For me I would say, it is fixed by the two patches now. I won't be able to report later, since I'm leaving to a conference tomorrow. > kswapd0 R running task 0 30 2 0x00000000 ... > [<ffffffff81141e2a>] shrink_slab+0xba/0x510 thanks, -- js suse labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>