Re: [Qemu-devel] [PULL V4 00/31] Net patches

[Peter Maydell]

On 2 June 2016 at 19:38, Dmitry Fleytman <address@hidden> wrote:
> From lttng/tracepoint.h:
>
> …
>
> /*
>  * TP_ARGS takes tuples of type, argument separated by a comma.
>  * It can take up to 10 tuples (which means that less than 10 tuples is
>  * fine too).
>  * Each tuple is also separated by a comma.
>  */
>
> …
>
> So this is a ust backend limitation.
>
> Since build is failing, I’m sending a patch that splits this
> tracepoint into 2 events.

I see; thanks for the patch.

(A possible enhancement for the trace code would be to make
going over 10 arguments to a tracepoint be a compile
failure whichever backend was in use, so they're less
likely to slip through.)

thanks
-- PMM