Subject: Re: [PATCH] neighbor: tracing: Move pin6 inside CONFIG_IPV6=y section

From: [email-masked]
Date: Wed, 18 Oct 2023 10:20:23 +0000

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <[email-masked]>:

On Mon, 16 Oct 2023 14:49:04 +0200 you wrote:
> When CONFIG_IPV6=n, and building with W=1:
> 
>     In file included from include/trace/define_trace.h:102,
> 		     from include/trace/events/neigh.h:255,
> 		     from net/core/net-traces.c:51:
>     include/trace/events/neigh.h: In function ‘trace_event_raw_event_neigh_create’:
>     include/trace/events/neigh.h:42:34: error: variable ‘pin6’ set but not used [-Werror=unused-but-set-variable]
>        42 |                 struct in6_addr *pin6;
> 	  |                                  ^~~~
>     include/trace/trace_events.h:402:11: note: in definition of macro ‘DECLARE_EVENT_CLASS’
>       402 |         { assign; }                                                     \
> 	  |           ^~~~~~
>     include/trace/trace_events.h:44:30: note: in expansion of macro ‘PARAMS’
>        44 |                              PARAMS(assign),                   \
> 	  |                              ^~~~~~
>     include/trace/events/neigh.h:23:1: note: in expansion of macro ‘TRACE_EVENT’
>        23 | TRACE_EVENT(neigh_create,
> 	  | ^~~~~~~~~~~
>     include/trace/events/neigh.h:41:9: note: in expansion of macro ‘TP_fast_assign’
>        41 |         TP_fast_assign(
> 	  |         ^~~~~~~~~~~~~~
>     In file included from include/trace/define_trace.h:103,
> 		     from include/trace/events/neigh.h:255,
> 		     from net/core/net-traces.c:51:
>     include/trace/events/neigh.h: In function ‘perf_trace_neigh_create’:
>     include/trace/events/neigh.h:42:34: error: variable ‘pin6’ set but not used [-Werror=unused-but-set-variable]
>        42 |                 struct in6_addr *pin6;
> 	  |                                  ^~~~
>     include/trace/perf.h:51:11: note: in definition of macro ‘DECLARE_EVENT_CLASS’
>        51 |         { assign; }                                                     \
> 	  |           ^~~~~~
>     include/trace/trace_events.h:44:30: note: in expansion of macro ‘PARAMS’
>        44 |                              PARAMS(assign),                   \
> 	  |                              ^~~~~~
>     include/trace/events/neigh.h:23:1: note: in expansion of macro ‘TRACE_EVENT’
>        23 | TRACE_EVENT(neigh_create,
> 	  | ^~~~~~~~~~~
>     include/trace/events/neigh.h:41:9: note: in expansion of macro ‘TP_fast_assign’
>        41 |         TP_fast_assign(
> 	  |         ^~~~~~~~~~~~~~
> 
> [...]

Here is the summary with links:
  - neighbor: tracing: Move pin6 inside CONFIG_IPV6=y section
    https://git.kernel.org/netdev/net/c/2915240eddba

You are awesome, thank you!
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