[dpdk-dev] [PATCH 0/4] Extend --lcores to run on cores > RTE_MAX_LCORE
Thomas Monjalon
thomas at monjalon.net
Fri Feb 21 09:04:13 CET 2020
Hi,
21/01/2020 01:24, Thomas Monjalon:
> 02/12/2019 16:35, David Marchand:
> > We are currently stuck with no option but recompile a DPDK if the system
> > has more cores than RTE_MAX_LCORE.
> > A bit of a pity when you get a system with more than 200+ cores and your
> > testpmd has been built and packaged with RTE_MAX_LCORE == 128.
> >
> > The --lcores does not need to care about the underlying cores, remove
> > this limitation.
>
> > David Marchand (4):
> > eal/windows: fix cpuset macro name
> > eal: do not cache lcore detection state
> > eal: display all detected cores at startup
> > eal: remove limitation on cpuset with --lcores
>
> The patches look good but it is very hard to review parsing code (last patch).
> We will better experience corner cases after merging.
>
> Applied for -rc1, thanks
This patch was merged in 20.02.
We don't have any feedback about issues so it's probably working fine.
It is solving a problem for running DPDK on machines having a lot of cores.
Now the difficult question: is it a new feature or a fix?
Should we backport this patchset?
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