> Right. I am not sure exactly how to handle that. There is also the issue
> of the writes being deferred. I thought maybe of using pdflush to writeout
> the pages? Maybe increase priority of the pdflush so that it runs
> immediately when notified. Shrink_page_list would gather the dirty pages
> in pvecs and then forward to a pdflush. That may make the whole thing much
> cleaner.
Not sure anything complicated is needed.
You could just add another process flag and set PF_MEMALLOC on the first
recursion?
-Andi
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