perf intel-pt: Fix some PGE (packet generation enable/control flow packets) usage
authorAdrian Hunter <adrian.hunter@intel.com>
Mon, 13 Dec 2021 15:45:42 +0000 (17:45 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 17 Dec 2021 09:14:41 +0000 (10:14 +0100)
commit731ff78841384877c7b36f78c8aafd60ed70ad3a
tree3eb6d85eba3522ae9783b13b0f1a9d68800d9f48
parentb23f9252a41d33d10792c32a5e54724b1bc9a7fc
perf intel-pt: Fix some PGE (packet generation enable/control flow packets) usage

commit 057ae59f5a1d924511beb1b09f395bdb316cfd03 upstream.

Packet generation enable (PGE) refers to whether control flow (COFI)
packets are being produced.

PGE may be false even when branch-tracing is enabled, due to being
out-of-context, or outside a filter address range.  Fix some missing PGE
usage.

Fixes: 7c1b16ba0e26e6 ("perf intel-pt: Add support for decoding FUP/TIP only")
Fixes: 839598176b0554 ("perf intel-pt: Allow decoding with branch tracing disabled")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org # v5.15+
Link: https://lore.kernel.org/r/20211210162303.2288710-2-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
[Adrian: Backport to v5.10]
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
tools/perf/util/intel-pt-decoder/intel-pt-decoder.c