Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-04-02 Thread Clark Williams
On Fri, 1 Apr 2016 12:33:18 +0200 Sebastian Andrzej Siewior wrote: > * Thomas Gleixner | 2016-03-14 09:49:52 [+0100]: > > >On Sun, 13 Mar 2016, Clark Williams wrote: > > > >> I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend > >> on my laptop (quad-core i7 with HT on).

Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-04-01 Thread Sebastian Andrzej Siewior
* Thomas Gleixner | 2016-03-14 09:49:52 [+0100]: >On Sun, 13 Mar 2016, Clark Williams wrote: > >> I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend on >> my laptop (quad-core i7 with HT on). Looks like the warning gets hit 36 >> times on resume. E.g.: >If resume is the on

Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-03-30 Thread Sebastian Andrzej Siewior
On 03/30/2016 03:52 PM, Clark Williams wrote: > On Wed, 30 Mar 2016 12:22:51 +0200 > I'm seeing output like this with between 3 and 9 wakeups per kworker: same here. And with --- a/kernel/sched/swait.c +++ b/kernel/sched/swait.c @@ -32,17 +32,24 @@ EXPORT_SYMBOL(swake_up_locked); void swake_up_al

Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-03-30 Thread Clark Williams
On Wed, 30 Mar 2016 12:22:51 +0200 Sebastian Andrzej Siewior wrote: > * Thomas Gleixner | 2016-03-14 09:49:52 [+0100]: > > >On Sun, 13 Mar 2016, Clark Williams wrote: > > > >> I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend > >> on my laptop (quad-core i7 with HT on)

Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-03-30 Thread Sebastian Andrzej Siewior
* Thomas Gleixner | 2016-03-14 09:49:52 [+0100]: >On Sun, 13 Mar 2016, Clark Williams wrote: > >> I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend on >> my laptop (quad-core i7 with HT on). Looks like the warning gets hit 36 >> times on resume. E.g.: >> This trace (and a

Re: [RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-03-14 Thread Thomas Gleixner
On Sun, 13 Mar 2016, Clark Williams wrote: > I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend on > my laptop (quad-core i7 with HT on). Looks like the warning gets hit 36 times > on resume. E.g.: > > Call Trace: > [] dump_stack+0x65/0x85 > [] warn_slowpath_common+0x82

[RT] Warning from swake_up_all_locked in rt-4.4.4-rt11

2016-03-13 Thread Clark Williams
I'm hitting the WARN_ON(wakes > 2) in $SUBJECT when resuming from suspend on my laptop (quad-core i7 with HT on). Looks like the warning gets hit 36 times on resume. E.g.: Call Trace: [] dump_stack+0x65/0x85 [] warn_slowpath_common+0x82/0xd0 [] warn_slowpath_null+0x1a/0x20 [] swake_up_all_lo