generic string library · Supported

Maintainers

• M Kees Cook <kees@kernel.org>
• R Andy Shevchenko <andy@kernel.org>

Paths

• F include/linux/string.h
• F include/linux/string_choices.h
• F include/linux/string_helpers.h
• F lib/string.c
• F lib/string_helpers.c
• F lib/tests/string_helpers_kunit.c
• F lib/tests/string_kunit.c
• F scripts/coccinelle/api/string_choices.cocci

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH 0/2] riscv: strnlen ZBB overflow fix and test coverage
  2026-07-22 06:43 · 1 reply in 7d · Gao Rui <hidden>

Recent patches

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

• HOTtoday [PATCH 2/2] kunit: string: add strnlen SIZE_MAX test coverage
  2026-07-22 · Gao Rui <hidden>
• DORMANTno replies [PATCH 2/2] lib/string_kunit: extend benchmarks and unit test to memchr()
  2026-05-20 · Milan Tripkovic <hidden>
• DORMANTno replies [PATCH v6 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-20 · Milan Tripkovic <hidden>
• STALE65d [PATCH v5 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-19 · Milan Tripkovic <hidden>
• STALE65d [PATCH v4 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-18 · Milan Tripkovic <hidden>
• DORMANTno replies [PATCH v3 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-15 · Milan Tripkovic <hidden>
• STALE70d [PATCH v2 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-14 · Milan Tripkovic <hidden>
• STALE71d [PATCH 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-12 · Milan Tripkovic <hidden>
• DORMANTno replies Re: [PATCH] riscv: lib: Fix ZBB strnlen reading past count boundary
  2026-04-13 · Feng Jiang <hidden>
• STALE102d Re: [PATCH] riscv: lib: Fix ZBB strnlen reading past count boundary
  2026-04-13 · Michael Neuling <hidden>
• STALE111d REVIEWED: 10 (10M) [PATCH v7 5/8] lib/string_kunit: extend benchmarks to strnlen() and chr searches
  2026-01-30 · Feng Jiang <hidden>
• STALE111d [PATCH v7 4/8] lib/string_kunit: add performance benchmark for strlen()
  2026-01-30 · Feng Jiang <hidden>
• STALE111d [PATCH v7 1/8] lib/string_kunit: add correctness test for strlen()
  2026-01-30 · Feng Jiang <hidden>
• STALE111d [PATCH v7 2/8] lib/string_kunit: add correctness test for strnlen()
  2026-01-30 · Feng Jiang <hidden>
• STALE111d [PATCH v7 3/8] lib/string_kunit: add correctness test for strrchr()
  2026-01-30 · Feng Jiang <hidden>
• STALE175d [PATCH v6 4/8] lib/string_kunit: add performance benchmark for strlen()
  2026-01-29 · Feng Jiang <hidden>
• STALE175d REVIEWED: 10 (10M) [PATCH v6 5/8] lib/string_kunit: extend benchmarks to strnlen() and chr searches
  2026-01-29 · Feng Jiang <hidden>
• STALE175d [PATCH v6 3/8] lib/string_kunit: add correctness test for strrchr()
  2026-01-29 · Feng Jiang <hidden>
• STALE175d [PATCH v6 2/8] lib/string_kunit: add correctness test for strnlen()
  2026-01-29 · Feng Jiang <hidden>
• STALE175d [PATCH v6 1/8] lib/string_kunit: add correctness test for strlen()
  2026-01-29 · Feng Jiang <hidden>
• STALE176d REVIEWED: 10 (10M) [PATCH v5 5/8] lib/string_kunit: extend benchmarks to strnlen() and chr searches
  2026-01-27 · Feng Jiang <hidden>
• STALE176d REVIEWED: 15 (15M) [PATCH v5 3/8] lib/string_kunit: add correctness test for strrchr()
  2026-01-27 · Feng Jiang <hidden>
• STALE176d [PATCH v5 4/8] lib/string_kunit: add performance benchmark for strlen()
  2026-01-27 · Feng Jiang <hidden>
• STALE176d REVIEWED: 15 (15M) [PATCH v5 2/8] lib/string_kunit: add correctness test for strnlen()
  2026-01-27 · Feng Jiang <hidden>
• STALE176d REVIEWED: 15 (15M) [PATCH v5 1/8] lib/string_kunit: add correctness test for strlen()
  2026-01-27 · Feng Jiang <hidden>
• STALE178d REVIEWED: 15 (15M) [PATCH v4 2/8] lib/string_kunit: add correctness test for strnlen()
  2026-01-23 · Feng Jiang <hidden>
• STALE178d REVIEWED: 15 (15M) [PATCH v4 3/8] lib/string_kunit: add correctness test for strrchr()
  2026-01-23 · Feng Jiang <hidden>
• STALE178d REVIEWED: 10 (10M) [PATCH v4 5/8] lib/string_kunit: extend benchmarks to strnlen() and chr searches
  2026-01-23 · Feng Jiang <hidden>
• STALE178d [PATCH v4 4/8] lib/string_kunit: add performance benchmark for strlen()
  2026-01-23 · Feng Jiang <hidden>
• STALE178d REVIEWED: 15 (15M) [PATCH v4 1/8] lib/string_kunit: add correctness test for strlen()
  2026-01-23 · Feng Jiang <hidden>

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.

• STALE185d [PATCH v2 05/14] lib/string_kunit: add correctness test for strlen
  2026-01-13 · Feng Jiang <hidden>
• STALE185d [PATCH v2 07/14] lib/string_kunit: add correctness test for strrchr()
  2026-01-13 · Feng Jiang <hidden>
• DORMANTno replies Re: [PATCH] riscv: lib: Fix ZBB strnlen reading past count boundary
  2026-04-13 · Feng Jiang <hidden>
• STALE71d [PATCH 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-12 · Milan Tripkovic <hidden>
• DORMANTno replies [PATCH v3 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-15 · Milan Tripkovic <hidden>
• STALE65d [PATCH v4 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-18 · Milan Tripkovic <hidden>
• DORMANTno replies [PATCH v6 2/2] lib/string_kunit: extend benchmarks and unit test to memcmp()
  2026-05-20 · Milan Tripkovic <hidden>
• DORMANTno replies [PATCH 2/2] lib/string_kunit: extend benchmarks and unit test to memchr()
  2026-05-20 · Milan Tripkovic <hidden>