Re: fs/dcache.c - BUG: soft lockup - CPU#5 stuck for 22s! [systemd-udevd:1667]

[Mika Westerberg]

On Thu, May 29, 2014 at 02:30:36PM +0100, Al Viro wrote:
> On Thu, May 29, 2014 at 02:04:39PM +0300, Mika Westerberg wrote:
> 
> > With your both patches applied the problem is gone :-)
> > 
> > I did 20 plug/unplugs, rebooted the machine and another 20 plug/unplugs
> > and didn't see the livelock at once.
> 
> Great...  OK, saner splitup of that sucker (equivalent to combination of
> these two patches) is in vfs.git#for-linus.
> 
> Review and testing would be very welcome.

I'll re-test that branch first thing tomorrow morning (currently at home
and the machine where this reproduces is my work desktop).
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