perf tools: Add header defining used namespace struct to event.h

When adding the 'struct namespaces_event' to event.h, referencing the
'struct perf_ns_link_info' type, we forgot to add the header where it is
defined, getting that definition only by sheer luck.

Cc: Adrian Hunter <[email protected]>
Cc: Hari Bathini <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Fixes: f3b3614a284d ("perf tools: Add PERF_RECORD_NAMESPACES to include namespaces related info")
Link: https://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

0 files changed, 0 insertions, 0 deletions