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| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-07-11 12:32:14 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-07-20 17:08:53 +0300 |
| commit | 7d1f65b5046f859df39bbdc66582120315134935 (patch) | |
| tree | 9030519904a4620b3eec1fa748d2c8153254a550 /kernel/umh.c | |
| parent | 0bb82cf518779721993053888d61d9f6f2f97de7 (diff) | |
| download | linux-7d1f65b5046f859df39bbdc66582120315134935.tar.xz | |
perf intel-pt: Disable sync switch with guest sideband
The sync_switch facility attempts to better synchronize context switches
with the Intel PT trace, however it is not designed for guest machine
context switches, so disable it when guest sideband is detected.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: kvm@vger.kernel.org
Link: https://lore.kernel.org/r/20220711093218.10967-32-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/umh.c')
0 files changed, 0 insertions, 0 deletions