Re: [PATCH, RFC] Don't do page stablization if !CONFIG_BLKDEV_INTEGRITY

Martin K. Petersen
2012-03-08T16:36:38Z

>>>>> "Ted" == Ted Ts'o <tytso@mit.edu> writes:

Ted> Martin, would you be willing to try to get your patch submitted for
Ted> the upcoming merge window? Or I'd be willing to carry your patch
Ted> and then rework Darrick's to use the exported flag, and carry it in
Ted> my tree, maybe that would be better.

There's probably going to be some conflicts due to both topology updates
and the write same changes I have pending. So it's probably best that I
submit this patch as part of my kits for Jens and James. Should go out
today.

Ted> why should we be inflicting pretty severe performance regressions
Ted> for the common case, just to improve things for obscure high-end
Ted> hardware?

I'm perfectly ok with that now that we have established that there are
real world workloads that do suffer with the wait in place.

--
Martin K. Petersen Oracle Linux Engineering