Messages in this thread | | | Date | Fri, 26 Jun 2020 10:20:38 -0700 (PDT) | Subject | Re: [Patch v4 3/3] net: Restrict receive packets queuing to housekeeping CPUs | From | David Miller <> |
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From: Peter Zijlstra <peterz@infradead.org> Date: Fri, 26 Jun 2020 13:14:01 +0200
> On Thu, Jun 25, 2020 at 06:34:43PM -0400, Nitesh Narayan Lal wrote: >> From: Alex Belits <abelits@marvell.com> >> >> With the existing implementation of store_rps_map(), packets are queued >> in the receive path on the backlog queues of other CPUs irrespective of >> whether they are isolated or not. This could add a latency overhead to >> any RT workload that is running on the same CPU. >> >> Ensure that store_rps_map() only uses available housekeeping CPUs for >> storing the rps_map. >> >> Signed-off-by: Alex Belits <abelits@marvell.com> >> Signed-off-by: Nitesh Narayan Lal <nitesh@redhat.com> > > Dave, ACK if I route this?
No problem:
Acked-by: David S. Miller <davem@davemloft.net>
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