On Tue, Nov 9, 2010 at 12:33 AM, KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> wrote: > AFAIK, This isssue was already fixed by Mel. > > http://kerneltrap.org/mailarchive/linux-kernel/2010/10/27/4637977 Yes, based on where the CPU lockups were occurring (zone_nr_free_pages, zone_watermark_ok), this fix does seem to address the problem I described. I assume the other lockup points (_raw_spin_unlock_irqrestore, find_next_bit, sleeping_prematurely, test_tsk_thread_flag) are also caused by the NR_FREE_PAGES problem? Thank you for the link, I'll put it into the Fedora bug report and hopefully a fix will be pushed out sometime soon. Luke -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>