Check the version number when opening a jitdump file.  Accept older
versions, but not newer ones.
Signed-off-by: NStefano Sanfilippo <ssanfilippo@chromium.org>
Signed-off-by: NRoss McIlroy <rmcilroy@chromium.org>
Reviewed-by: NStephane Eranian <eranian@google.com>
Cc: Anton Blanchard <anton@ozlabs.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1476356383-30100-9-git-send-email-eranian@google.comSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>