perf trace: Add perf_event parameter to tracepoint_handler
perf trace: Add perf_event parameter to tracepoint_handler

It will be used by next pagefault tracing patches in the series.

Signed-off-by: Stanislav Fomichev <a9b587a44bc24deff8012bd2c55e6d2d15af2aa6@yandex-team.ru>
Cc: David Ahern <b80c1600f604d3b0d768f26f90a76757e76005dd@gmail.com>
Cc: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@redhat.com>
Cc: Jiri Olsa <2c6594f608aa3d41e98d48846a6328831f7084ad@redhat.com>
Cc: Paul Mackerras <19a0ba370c443ba08d20b5061586430ab449ee8c@samba.org>
Cc: Peter Zijlstra <645ca7d3a8d3d4f60557176cd361ea8351edc32b@chello.nl>
Link: http://lkml.kernel.org/r/1403799268-1367-2-git-send-email-a9b587a44bc24deff8012bd2c55e6d2d15af2aa6@yandex-team.ru
Signed-off-by: Arnaldo Carvalho de Melo <293abb6b76d7791c0732cc517d38c4b5c734b87f@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs