kernel.git/tools/perf/config/feature-checks/test-timerfd.c, branch linux-3.13.yHosts the 0x221E linux distro kernel.
https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-3.13.y2013-11-05T13:03:22Zperf kvm: Disable live command if timerfd is not supported2013-11-05T13:03:22ZDavid Ahern2013-10-29T16:43:16Zurn:sha1:87419c9afff1431d4b62b388baf6bfa07e0b14ff
If the OS does not have timerfd support (e.g., older OS'es like RHEL5)
disable perf kvm stat live.
Signed-off-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1383064996-20933-2-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>