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[dm-devel] Re: [PATCH 3/3] Add timeout feature



On Thu, Oct 09, 2008 at 07:12:17PM +0900, Takashi Sato wrote:
> I think we need the timeout for the case someone dirties so much data
> with mmap, hence the freeze process is swapped out and cannot unfreeze.

That is not supposed to happen.  That's why write blocks early on a
frozen filesystem (the shared mmap write path is currently missing the
check, but that's a rather small patch)


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