kcov · Maintained

Maintainers

• R Dmitry Vyukov <dvyukov@google.com>
• R Andrey Konovalov <andreyknvl@gmail.com>

Paths

• F Documentation/dev-tools/kcov.rst
• F include/linux/kcov.h
• F include/uapi/linux/kcov.h
• F kernel/kcov.c
• F scripts/Makefile.kcov

Last 30 days

Most active threads (last 7 days)

• COOLING4d [RFC PATCH v2 00/14] kcov: add per-task dataflow tracking for function arguments/return values
  2026-06-11 16:21 · 3 replies in 7d · Yunseong Kim <hidden>

Active reviewers (last 30 days)

• sashiko-bot <sashiko-bot@kernel.org>
  2 attestations (2 Reported-by) · last on 2026-06-11

Recent patches

Most-recent 16 patches in this subsystem on workflows, ordered by date desc.

• COOLING4d [RFC PATCH v2 06/14] kcov: clean up dataflow state on task exit
  2026-06-11 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 05/14] kcov: clear dataflow fields on fork
  2026-06-11 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 01/14] kcov: add per-task dataflow tracking for function arguments/return values
  2026-06-11 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 6/6] kcov: add recursion guard and documentation for kcov-dataflow
  2026-06-03 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 5/6] kcov: add interrupt context guard to kcov_df_write()
  2026-06-03 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 2/6] kcov: add build system support for dataflow instrumentation
  2026-06-03 · Yunseong Kim <hidden>
• COOLING4d [RFC PATCH v2 1/6] kcov: add per-task dataflow tracking for function arguments/return values
  2026-06-03 · Yunseong Kim <hidden>
• STALE313d [PATCH v2] kcov: load acquire coverage count in user-space code
  2025-08-03 · Soham Bagchi <hidden>
• STALE313d [PATCH 1/2] kcov: use write memory barrier after memcpy() in kcov_move_area()
  2025-07-28 · Soham Bagchi <hidden>
• STALE313d [PATCH 2/2] kcov: load acquire coverage count in user-space code
  2025-07-28 · Soham Bagchi <hidden>
• STALE508d [PATCH 5/7] kcov: add the new KCOV uniq modes example code
  2025-01-14 · Jiao, Joey <hidden>
• STALE508d [PATCH 4/7] kcov: introduce new kcov KCOV_TRACE_UNIQ_CMP mode
  2025-01-14 · Jiao, Joey <hidden>
• STALE508d [PATCH 3/7] kcov: allow using KCOV_TRACE_UNIQ_[PC|EDGE] modes together
  2025-01-14 · Jiao, Joey <hidden>
• STALE508d [PATCH 2/7] kcov: introduce new kcov KCOV_TRACE_UNIQ_EDGE mode
  2025-01-14 · Jiao, Joey <hidden>
• STALE508d [PATCH 1/7] kcov: introduce new kcov KCOV_TRACE_UNIQ_PC mode
  2025-01-14 · Jiao, Joey <hidden>
• STALE518d [PATCH] kcov: add unique cover, edge, and cmp modes
  2025-01-10 · Joey Jiao <hidden>