Thomas Gleixner wrote: > I finally found a dual core box, which survives suspend/resume without > crashing in the middle of nowhere. Sigh, I never figured out from the > code and the bug reports what's going on. > > The observed hangs are caused by a stale state transition of the clock > event devices, which keeps the RCU synchronization away from completion, > when the non boot CPU is brought back up. > > The suspend/resume in oneshot mode needs the similar care as the > periodic mode during suspend to RAM. My assumption that the state > transitions during the different shutdown/bringups of s2disk would go > through the periodic boot phase and then switch over to highres resp. > nohz mode were simply wrong. > > Add the appropriate suspend / resume handling for the non periodic > modes. > > Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
Hi, I can confirm that this patch fixed the problem on Thinkpad X60s. Thanks ! Milan -- [EMAIL PROTECTED] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/