Re: [PATCH] fsfreeze: tell hung_task about processes put to sleep

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On Fri, Oct 12, 2012 at 06:47:32PM +0900, Fernando Luis Vázquez Cao wrote:
> Any process attempting to write to a frozen filesystem uninterruptibly and
> unkillably waits for the filesystem to be thawed. This wait is of unbounded
> length. Ignore such waits in the hung_task detector.

Filesystems should not be frozen for long enough to trigger the hung
task detector under normal usage. IMO, if you are freezing a
filesystem for that long, then you're either doing something wrong
or something has gone wrong, and in either case I think we should be
emitting warnings...

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx
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