char and misc drivers · Supported

Maintainers

• M Arnd Bergmann <arnd@arndb.de>
• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Paths

• F drivers/char/
• F drivers/misc/
• F include/linux/miscdevice.h
• F rust/kernel/miscdevice.rs
• F samples/rust/rust_misc_device.rs
• X drivers/char/agp/
• X drivers/char/hw_random/
• X drivers/char/ipmi/
• X drivers/char/random.c
• X drivers/char/tpm/

Last 30 days

Recent patches

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

• STALE76d [RFC PATCH v3 5/6] rust: miscdevice: harden registration and safe file_operations invariants
  2026-04-06 · Wenzhao Liao <hidden>
• STALE492d LANDED [PATCH v2] ntsync: Check wait count based on byte size.
  2025-02-20 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE494d LANDED [PATCH] ntsync: Set the permissions to be 0666
  2025-02-14 · Mike Lothian <hidden>
• STALE537d LANDED [PATCH v7 30/30] ntsync: No longer depend on BROKEN.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 15/30] ntsync: Introduce alertable waits.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 14/30] ntsync: Introduce NTSYNC_IOC_EVENT_READ.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 13/30] ntsync: Introduce NTSYNC_IOC_MUTEX_READ.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 06/30] ntsync: Introduce NTSYNC_IOC_MUTEX_UNLOCK.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 07/30] ntsync: Introduce NTSYNC_IOC_MUTEX_KILL.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 05/30] ntsync: Introduce NTSYNC_IOC_CREATE_MUTEX.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 12/30] ntsync: Introduce NTSYNC_IOC_SEM_READ.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 11/30] ntsync: Introduce NTSYNC_IOC_EVENT_PULSE.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 03/30] ntsync: Introduce NTSYNC_IOC_WAIT_ANY.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 04/30] ntsync: Introduce NTSYNC_IOC_WAIT_ALL.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 09/30] ntsync: Introduce NTSYNC_IOC_EVENT_SET.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 10/30] ntsync: Introduce NTSYNC_IOC_EVENT_RESET.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 08/30] ntsync: Introduce NTSYNC_IOC_CREATE_EVENT.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 02/30] ntsync: Rename NTSYNC_IOC_SEM_POST to NTSYNC_IOC_SEM_RELEASE.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE537d LANDED [PATCH v7 01/30] ntsync: Return the fd from NTSYNC_IOC_CREATE_SEM.
  2024-12-13 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 07/28] ntsync: Introduce NTSYNC_IOC_EVENT_SET.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 02/28] ntsync: Introduce NTSYNC_IOC_WAIT_ALL.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 01/28] ntsync: Introduce NTSYNC_IOC_WAIT_ANY.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 05/28] ntsync: Introduce NTSYNC_IOC_MUTEX_KILL.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 06/28] ntsync: Introduce NTSYNC_IOC_CREATE_EVENT.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 03/28] ntsync: Introduce NTSYNC_IOC_CREATE_MUTEX.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 04/28] ntsync: Introduce NTSYNC_IOC_MUTEX_UNLOCK.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 10/28] ntsync: Introduce NTSYNC_IOC_SEM_READ.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 08/28] ntsync: Introduce NTSYNC_IOC_EVENT_RESET.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 09/28] ntsync: Introduce NTSYNC_IOC_EVENT_PULSE.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>
• STALE558d [PATCH v6 11/28] ntsync: Introduce NTSYNC_IOC_MUTEX_READ.
  2024-12-09 · Elizabeth Figura <zfigura@codeweavers.com>

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.

• STALE76d [RFC PATCH v3 5/6] rust: miscdevice: harden registration and safe file_operations invariants
  2026-04-06 · Wenzhao Liao <hidden>