Messages in this thread | | | Date | Sat, 19 Jul 2003 09:05:53 +1200 | From | Nigel Cunningham <> | Subject | Re: Software suspend testing in 2.6.0-test1 |
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On Sat, 2003-07-19 at 04:45, Andrew Morton wrote: > Oh, we shouldn't be doing this sort of thing when the kernel threads are > refrigerated. We do need kswapd services for the trick you tried. > > And all flavours of ext3_writepage() can block on kjournald activity, so if > kjournald is refrigerated during the memory shrink the machine can deadlock. > > It would be much better to freeze kernel threads _after_ doing the big > memory shrink.
Yes, that's what the 2.4 version does. And it freezes the kernel threads in a particular order to avoid deadlocking.
Regards,
Nigel
-- Nigel Cunningham 495 St Georges Road South, Hastings 4201, New Zealand
You see, at just the right time, when we were still powerless, Christ died for the ungodly. -- Romans 5:6, NIV.
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