On Sun, 17 Jun 2018 at 23:10, Leo Yan <leo....@linaro.org> wrote:
>
> Due the current code is missing to handle cs-etm start tracing packet
> and CS_ETM_TRACE_ON packet, we fail to generate branch sample for them.
>
> This patch series is to fix cs-etm tracing packet handling:
>
> Patch 0001 is to add invalid address macro for readable coding;
>
> Patch 0002 is one minor fixing to return error code for instruction
> sample failure;
>
> Patches 0003~0006 are fixing patches for start tracing packet
> and CS_ETM_TRACE_ON packet.
>
> This patch series is applied on acme tree [1] on branch perf/core with
> latest commit: e238cf2e3d2e ("perf intel-pt: Fix packet decoding of CYC
> packets"). Also applied successfully this patch series on Linus tree
> on 4.18-rc1.
>
> This patch series has been verified on Hikey620 platform with below two
> commands:
> perf script --itrace=i10000il128 -F cpu,event,ip,addr,sym -k ./vmlinux
> perf script -F cpu,event,ip,addr,sym -k ./vmlinux
>
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git
>
>
> Leo Yan (6):
> perf cs-etm: Introduce invalid address macro
> perf cs-etm: Bail out immediately for instruction sample failure
> perf cs-etm: Fix start tracing packet handling
> perf cs-etm: Support dummy address value for CS_ETM_TRACE_ON packet
> perf cs-etm: Generate branch sample when receiving a CS_ETM_TRACE_ON
> packet
> perf cs-etm: Generate branch sample for CS_ETM_TRACE_ON packet
>
> tools/perf/util/cs-etm-decoder/cs-etm-decoder.c | 10 ++--
> tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 1 +
> tools/perf/util/cs-etm.c | 71
> +++++++++++++++++++++----
> 3 files changed, 68 insertions(+), 14 deletions(-)
Good day Arnaldo,
I am good with this set:
Reviewed-by: Mathieu Poirier <mathieu.poir...@linaro.org>
Please consider for inclusion in your tree if you are satisfied with the work.
Regards,
Mathieu
>
> --
> 2.7.4
>
