[PATCH v3 0/2] coresight: Fix for snapshot mode

[Leo Yan]

In the previous patch set for fixing CoreSight snapshot mode [1], the
patch for perf tool has been merged into the mainline kernel [2]; other
two patches for CoreSight driver have been left out.

This patch series resends these two missed out patches, alongside
patches 01 and 02 are updated with minor improvement commits.

This patch series has been tested on Arm64 Juno board.

Changes from v2:
- Minor improvement the commits for patches 01 and 02.

[1] https://lore.kernel.org/lkml/20210701093537.90759-1-leo.yan@xxxxxxxxxx/
[2] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2f01c200d4405c4562e45e8bb4de44a5ce37b217


Leo Yan (2):
  coresight: tmc-etr: Use perf_output_handle::head for AUX ring buffer
  coresight: Update comments for removing cs_etm_find_snapshot()

 drivers/hwtracing/coresight/coresight-etb10.c   |  2 +-
 drivers/hwtracing/coresight/coresight-tmc-etf.c |  2 +-
 drivers/hwtracing/coresight/coresight-tmc-etr.c | 12 ++++--------
 3 files changed, 6 insertions(+), 10 deletions(-)

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2.25.1