Messages in this thread | | | Date | Sat, 25 Jun 2022 20:59:04 -0300 | From | Jason Gunthorpe <> | Subject | Re: [PATCH 1/4] mm/gup: Add FOLL_INTERRUPTIBLE |
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On Fri, Jun 24, 2022 at 09:23:04PM -0400, Peter Xu wrote: > If to go back to the original question with a shorter answer: if the ioctl > context that GUP upon a page that will never be with a uffd context, then > it's probably not gonna help at all.. at least not before we use > FAULT_FLAG_INTERRUPTIBLE outside uffd page fault handling.
I think I would be more interested in this if it could abort a swap in, for instance. Doesn't this happen if it flows the interruptible flag into the VMA's fault handler?
Jason
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