Re: running get_user_pages() from kernel thread

From: Andrea Arcangeli
Date: Tue Jun 16 2009 - 16:38:58 EST

On Tue, Jun 16, 2009 at 08:45:05PM +0100, Hugh Dickins wrote:
> liking the below better - what do you think? If you approve, I'll send
> it in to Andrew for mmotm: I can't quite justify it without KSM.

I think it's definitely better to fix gup to be safe from kernel
thread even without KSM so this can go in mainline well before KSM.
Unless gup requires a swapin fault it won't ever trigger.
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