Messages in this thread | | | Subject | Re: [PATCH net-next] net: dsa: User per-cpu 64-bit statistics | From | Eric Dumazet <> | Date | Tue, 22 Aug 2017 05:56:51 -0700 |
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On Mon, 2017-08-21 at 17:10 -0700, Florian Fainelli wrote:
> Well if we return 1 from atomic_inc_return() and the previous value was > zero, of course we are going to be bugging here. The idea behind the > patch I suppose is to make sure that we always get an odd number upon > u64_stats_update_begin()/entry, and an even number upon > u64_stats_update_end()/exit, right?
Yes, this is right.
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