tpm device driver · Maintained

Maintainers

• M Peter Huewe <peterhuewe@gmx.de>
• M Jarkko Sakkinen <jarkko@kernel.org>
• R Jason Gunthorpe <jgg@ziepe.ca>

Paths

• F Documentation/devicetree/bindings/tpm/
• F drivers/char/tpm/
• F include/linux/tpm*.h
• F include/uapi/linux/vtpm_proxy.h
• F tools/testing/selftests/tpm2/

Last 30 days

Most active threads (last 7 days)

• WARM2d [PATCH v6 0/4] introduce IMA_INIT_LATE_SYNC option
  2026-06-05 14:43 · 1 reply in 7d · Yeoreum Yun <hidden>
• COOLING5d [PATCH v5 0/4] introduce IMA_INIT_LATE_SYNC option
  2026-06-01 14:28 · 1 reply in 7d · Yeoreum Yun <hidden>

Active reviewers (last 30 days)

• Stefan Berger <stefanb@linux.ibm.com>
  1 attestation (1 Reviewed-by) · last on 2026-05-22

Recent patches

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

• DORMANTno replies [PATCH v6 4/4] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in
  2026-06-05 · Yeoreum Yun <hidden>
• COOLING5d [PATCH v5 4/4] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in
  2026-06-01 · Yeoreum Yun <hidden>
• COOLING5d [PATCH v4 3/3] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in
  2026-05-25 · Yeoreum Yun <hidden>
• COOLING8d REVIEWED: 1 (1M) [PATCH] tpm-buf: memory-safe allocations
  2026-05-22 · Jarkko Sakkinen <jarkko@kernel.org>
• COLD24d [RFC PATCH v3 3/4] Revert "tpm: tpm_crb_ffa: try to probe tpm_crb_ffa when it's built-in"
  2026-04-24 · Jonathan McDowell <hidden>
• COLD38d [RFC PATCH v2 2/4] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in
  2026-04-22 · Yeoreum Yun <hidden>
• COLD45d [RFC PATCH 2/4] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in
  2026-04-17 · Yeoreum Yun <hidden>
• STALE76d REVIEWED: 1 (1M) [PATCH v9 11/11] tpm-buf: Implement managed allocations
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d REVIEWED: 1 (0M) [PATCH v9 10/11] tpm-buf: Merge TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d [PATCH v9 09/11] tpm-buf: Remove tpm_buf_append_handle
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d [PATCH v9 08/11] tpm2-sessions: Remove the support for more than one authorization
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d [PATCH v9 07/11] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d REVIEWED: 1 (0M) [PATCH v9 04/11] tpm2-sessions: Define TPM2_NAME_MAX_SIZE
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE76d [PATCH v9 03/11] tpm: Change tpm_get_random() opportunistic
  2026-01-25 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d REVIEWED: 1 (1M) [PATCH v8 12/12] tpm-buf: Implement managed allocations
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d REVIEWED: 1 (0M) [PATCH v8 11/12] tpm-buf: Merge TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 10/12] tpm-buf: Remove tpm_buf_append_handle
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 09/12] tpm2-sessions: Remove the support for more than one authorization
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 08/12] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 05/12] tpm2-sessions: Define TPM2_NAME_MAX_SIZE
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 04/12] tpm: Change tpm_get_random() opportunistic
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE156d [PATCH v8 03/12] tpm: Orchestrate TPM commands in tpm_get_random()
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 12/12] tpm-buf: Remove tpm_buf_append_handle
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d REVIEWED: 1 (1M) [PATCH v7 11/12] tpm-buf: Implement managed allocations
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d REVIEWED: 1 (0M) [PATCH v7 10/12] tpm-buf: Merge TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 09/12] tpm: Change tpm_get_random() opportunistic
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 08/12] tpm: Orchestrate TPM commands in tpm_get_random()
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 07/12] tpm2-sessions: Remove AUTH_MAX_NAMES
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 06/12] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE173d [PATCH v7 03/12] tpm2-sessions: Define TPM2_NAME_MAX_SIZE
  2025-12-16 · Jarkko Sakkinen <jarkko@kernel.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.

• STALE186d REVIEWED: 1 (0M) [PATCH v7 07/11] tpm2-sessions: Unmask tpm_buf_append_hmac_session()
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE186d REVIEWED: 1 (0M) [PATCH v7 09/11] tpm-buf: unify TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE186d REVIEWED: 1 (1M) [PATCH v7 11/11] tpm-buf: Enable managed and stack allocations.
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE191d REVIEWED: 1 (0M) [PATCH v8 07/11] tpm2-sessions: Unmask tpm_buf_append_hmac_session()
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE191d REVIEWED: 1 (0M) [PATCH v8 09/11] tpm-buf: unify TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 1 (1M) [PATCH v8 11/11] tpm-buf: Enable managed and stack allocations.
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE191d REVIEWED: 1 (0M) [PATCH v9 2/8] tpm2-sessions: Open code tpm_buf_append_hmac_session()
  2025-11-28 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE191d REVIEWED: 1 (0M) [PATCH v9 6/8] tpm-buf: Merge TPM_BUF_BOUNDARY_ERROR and TPM_BUF_OVERFLOW
  2025-11-28 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE191d REVIEWED: 1 (1M) [PATCH v9 8/8] tpm-buf: Enable managed and stack allocations.
  2025-11-28 · Jarkko Sakkinen <jarkko@kernel.org> · 1 Reviewed-by
• STALE187d REVIEWED: 1 (0M) [PATCH 4/4] tpm2-sessions: Open code tpm_buf_append_hmac_session()
  2025-12-01 · Jarkko Sakkinen <jarkko@kernel.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.

• STALE191d [PATCH v8 03/11] KEYS: trusted: remove redundant instance of tpm2_hash_map
  2025-11-27 · Jarkko Sakkinen <jarkko@kernel.org>
• DORMANTno replies [PATCH] tpm2-sessions: address out-of-range indexing
  2025-11-30 · Jarkko Sakkinen <jarkko@kernel.org>
• DORMANTno replies [PATCH v2] tpm2-sessions: address out-of-range indexing
  2025-11-30 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE187d [PATCH 1/4] tpm2-sessions: address out-of-range indexing
  2025-12-01 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE187d [PATCH v3] tpm2-sessions: address out-of-range indexing
  2025-12-01 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE184d [PATCH v2 1/2] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2025-12-05 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE184d [PATCH v3 1/2] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2025-12-05 · Jarkko Sakkinen <jarkko@kernel.org>
• DORMANTno replies [PATCH v3 2/2] KEYS: trusted: Store parent's name to the encoded keys
  2025-12-05 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE184d [PATCH v4 1/4] KEYS: trusted: Re-orchestrate tpm2_read_public() calls
  2025-12-05 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE184d [PATCH v4 2/4] KEYS: trusted: Store parent's name to the encoded keys
  2025-12-05 · Jarkko Sakkinen <jarkko@kernel.org>