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Date: Mon, 7 Feb 2022 09:43:01 -0500 From: Steven Rostedt <rostedt@...dmis.org> To: menglong8.dong@...il.com Cc: kuba@...nel.org, dsahern@...nel.org, idosch@...sch.org, nhorman@...driver.com, davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Menglong Dong <imagedong@...cent.com> Subject: Re: [PATCH v6 net-next] net: drop_monitor: support drop reason On Sat, 5 Feb 2022 16:17:38 +0800 menglong8.dong@...il.com wrote: > --- a/net/core/drop_monitor.c > +++ b/net/core/drop_monitor.c > @@ -48,6 +48,16 @@ > static int trace_state = TRACE_OFF; > static bool monitor_hw; > > +#undef EM > +#undef EMe > + > +#define EM(a, b) [a] = #b, > +#define EMe(a, b) [a] = #b > + > +static const char *drop_reasons[SKB_DROP_REASON_MAX + 1] = { Do you need to define the size above? Can't the compiler do it for you? static const char *drop_reasons[] = { -- Steve > + TRACE_SKB_DROP_REASON > +}; > + > /* net_dm_mutex > *
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