On Fri, 10 Nov 2017 12:56:06 +0800
Yafang Shao <laoar.s...@gmail.com> wrote:

> Could the macro tcp_state_name() be renamed ?
> If <trace/events/tcp.h> is included in include/net/tcp.h, it will

Ideally, you don't want to include trace/events/*.h headers in other
headers, as they can have side effects if those headers are included in
other trace/events/*.h headers.

> cause compile error, because there's another function tcp_state_name()
> defined in net/netfilter/ipvs/ip_vs_proto_tcp.c.
>     static const char * tcp_state_name(int state)
>     {
> 
>         if (state >= IP_VS_TCP_S_LAST)
> 
>             return "ERR!";
> 
>         return tcp_state_name_table[state] ? tcp_state_name_table[state] : 
> "?";
> 
>     }

But that said, I didn't make up the trace_state_name(), it was already
there in net-next before this patch.

But yeah, in actuality, I would have just done:

#define EM(a)   { a, #a },
#define EMe(a)  { a, #a }

directly. Which we can still do.

-- Steve

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