Re: 3.7-rc6 soft lockup in kswapd0

[George Spelvin]

> Almost three days, when it wouldn't live overnight before.
> As promised, I'm declaring victory.
> 
> The patch that worked (on top of -rc7) was Johannes Weiner's
> "mm: vmscan: fix endless loop in kswapd balancing"
> that added the zone_balanced() function to mm/vmscan.c:2400.
> 
> Thank you all very much!

Further update, uptime is now 1 week with no more problems.

Just checked dmesg; no complaints.  And kswapd0 is showing 0:09.08 of
CPU time for the week, more than cron but less than init.

Tested-by: George Spelvin <linux@xxxxxxxxxxx>
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