hardware tracing facilities · Maintained

Maintainers

• M Alexander Shishkin <alexander.shishkin@linux.intel.com>

Paths

• F drivers/hwtracing/

Last 30 days

Most active threads (last 7 days)

• DORMANTno replies Linux 7.1.5
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.18.40
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Linux 6.12.97
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.6.145
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Linux 6.1.178
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Linux 5.10.261
  2026-07-24 15:05 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Linux 5.15.212
  2026-07-24 15:05 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Active reviewers (last 30 days)

• James Clark <james.clark@linaro.org>
  20 attestations (18 Reviewed-by, 2 Tested-by) · last on 2026-07-21
• Leo Yan <leo.yan@arm.com>
  11 attestations (11 Reviewed-by) · last on 2026-07-21
• Yeoreum Yun <hidden>
  5 attestations (5 Reviewed-by) · last on 2026-07-21
• Richard Cheng <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-21
• Jie Gan <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-21
• Michiel van Tol <hidden>
  1 attestation (1 Reported-by) · last on 2026-07-21
• Mike Leach <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-21

Recent patches

Most-recent 30 patches in this subsystem on stable (capped at 30), ordered by date desc.

• COOLING4d Re: Linux 7.1.5
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.40
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.97
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Re: Linux 6.6.145
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.178
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.261
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.212
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies [RESEND PATCH v3] coresight: etm-perf: Fix reference count leak in etm_setup_aux
  2026-07-22 · Ma Ke <hidden>
• COOLING4d REVIEWED: 1 (1M) [PATCH 5.10 281/699] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 3 (3M) [PATCH 5.15 375/843] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (1M) [PATCH 5.15 374/843] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 3 (3M) [PATCH 6.1 0474/1067] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (1M) [PATCH 6.1 0473/1067] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday REVIEWED: 1 (1M) [PATCH 6.6 0605/1266] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday REVIEWED: 3 (3M) [PATCH 6.6 0606/1266] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d REVIEWED: 3 (3M) [PATCH 6.12 0416/1276] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d REVIEWED: 1 (1M) [PATCH 6.12 0415/1276] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d REVIEWED: 1 (0M) [PATCH 6.12 0430/1276] coresight: Fix source not disabled on idr_alloc_u32 failure
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 8 (6M) [PATCH 7.1 0875/2077] coresight: Handle helper enable failure properly
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (0M) [PATCH 7.1 0874/2077] coresight: Fix source not disabled on idr_alloc_u32 failure
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 3 (3M) [PATCH 7.1 0881/2077] coresight: platform: defer connection counter increment until alloc succeeds
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 5 (4M) [PATCH 7.1 0862/2077] coresight: fix missing error code when trace ID is invalid
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 3 (3M) [PATCH 7.1 0847/2077] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (1M) [PATCH 7.1 0846/2077] coresight: ete: Always save state on power down
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d [PATCH 7.1 0845/2077] coresight: tmc: Fix overflow when calculating is bigger than 2GiB
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (1M) [PATCH 7.1 0842/2077] coresight: cti: Fix DT filter signals silently ignored
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (0M) [PATCH 6.18 0600/1611] coresight: Fix source not disabled on idr_alloc_u32 failure
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 5 (4M) [PATCH 6.18 0594/1611] coresight: fix missing error code when trace ID is invalid
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 3 (3M) [PATCH 6.18 0584/1611] coresight: etm4x: Correct TRCVMIDCCTLR1 save and restore
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING6d REVIEWED: 1 (1M) [PATCH 6.18 0583/1611] coresight: ete: Always save state on power down
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE100d REVIEWED: 1 (0M) [PATCH v2 2/2] hwtracing: hisi_ptt: Remove unnecessary trace buffer zeroing in trace_start()
  2026-04-14 · Pradhan, Sanman <hidden> · 1 Reviewed-by
• COOLING13d REVIEWED: 3 (3M) FAILED: patch "[PATCH] coresight: etb10: restore atomic_t for shared reading state" failed to apply to 6.6-stable tree
  2026-07-13 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• COOLING13d REVIEWED: 3 (3M) FAILED: patch "[PATCH] coresight: etb10: restore atomic_t for shared reading state" failed to apply to 5.15-stable tree
  2026-07-13 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• COOLING13d REVIEWED: 3 (3M) FAILED: patch "[PATCH] coresight: etb10: restore atomic_t for shared reading state" failed to apply to 6.1-stable tree
  2026-07-13 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• COOLING13d REVIEWED: 3 (3M) FAILED: patch "[PATCH] coresight: etb10: restore atomic_t for shared reading state" failed to apply to 5.10-stable tree
  2026-07-13 · <gregkh@linuxfoundation.org> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• DORMANTno replies Re: Linux 6.18.3
  2026-01-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.64
  2026-01-08 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.160
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE198d Re: Linux 6.6.120
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE193d [PATCH 5.15 095/554] coresight-etm4x: add isb() before reading the TRCSTATR
  2026-01-15 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.198
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.248
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.6.122
  2026-01-30 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.68
  2026-01-30 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE180d Re: Linux 6.18.8
  2026-01-30 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>