lkml.org 
[lkml]   [2017]   [Sep]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Possible BT deadlock due to recursive read locking (Was: Re: kernel BUG at kernel/locking/rtmutex.c:1059)
On Fri, 1 Sep 2017 10:51:07 +0200
Mart van de Wege <mvdwege@gmail.com> wrote:

> On Thu, 31 Aug 2017 16:52:12 +0200
> Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
>
> > On 2017-08-30 23:25:53 [+0200], Mart van de Wege wrote:
> > > Hi,
> > Hi,
> >
> > > The issue persists up to v4.11.12-rt10
> > Does
> > CONFIG_RWLOCK_RT_READER_BIASED=y
> > make it go away?
> >
> Yes, that does make it go away. -rt8 now boots cleanly, and works
> fine. Building -rt10 now to be sure.
>
Confirm that as of 4.11.12-rt11 the deadlock still goes away when
enabling CONFIG_RWLOCK_RT_READER_BIASED

Mart


\
 
 \ /
  Last update: 2017-09-02 15:59    [W:0.052 / U:1.424 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site