Re: [PATCH IMPROVEMENT] block, bfq: consider recent past to reduce soft-real-time false positives

From: Jens Axboe
Date: Fri Jan 05 2018 - 11:31:52 EST


On 12/14/17 11:23 PM, Paolo Valente wrote:
> Hi,
> this patch reduces false positives in the detection of bfq_queues
> associated with soft real-time applications. As such, this patch
> reduces the damages caused by these false positives to other
> applications. The patch proved to be very effective, as detailed in
> the commit message. A sort of counterpart of this patch should follow
> soon, this time for false positives in the detection of cooperating
> processes (processes doing I/O close to each other).
>
> I guess it is evidently too late for 4.15, so, Jens, please consider
> this patch for 4.16. Of course if the patch turns out to be ok.

Added for 4.16, thanks.

--
Jens Axboe