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 21 patches in this subsystem on cgroups, ordered by date desc.

• STALE170d [PATCH RFC 14/15] mm, swap: add a special device for ghost swap setup
  2026-02-19 · Kairui Song via B4 Relay <devnull+kasong.tencent.com@kernel.org>
• STALE519d [RFC 4/5] vmx_balloon: update the NR_BALLOON_PAGES state
  2025-03-12 · Nico Pache <hidden>
• STALE632d [RFCv1 5/6] misc/page_detective: enable loadable module
  2024-11-16 · Pasha Tatashin <pasha.tatashin@soleen.com>
• STALE632d [RFCv1 4/6] misc/page_detective: Introduce Page Detective
  2024-11-16 · Pasha Tatashin <pasha.tatashin@soleen.com>
• STALE919d LANDED [PATCH v2 2/4] eventfd: simplify eventfd_signal()
  2023-11-22 · Christian Brauner <brauner@kernel.org>
• STALE1032d [PATCH 12/19] fs: convert kill_litter_super to litter_shutdown_sb
  2023-09-13 · Christoph Hellwig <hch@lst.de>
• STALE1032d [PATCH 03/19] fs: release anon dev_t in deactivate_locked_super
  2023-09-13 · Christoph Hellwig <hch@lst.de>
• STALE1128d [PATCH 1/2] eventfd: simplify eventfd_signal()
  2023-07-13 · Christian Brauner <brauner@kernel.org>
• STALE1893d [RFC PATCH 18/18] ioasid: Add /dev/ioasid for userspace
  2021-02-28 · Jacob Pan <hidden>
• STALE2593d [PATCH v1 11/22] docs: admin-guide: add .rst files from the main dir
  2019-06-18 · Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
• STALE2930d REVIEWED: 19 (16M) [PATCH v4 05/26] docs: Fix some broken references
  2018-06-15 · Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
• STALE2965d REVIEWED: 18 (16M) [PATCH v3 05/27] docs: Fix some broken references
  2018-06-14 · Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
• STALE2984d [PATCH v2 09/11] docs: Fix some broken references
  2018-05-09 · Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
• STALE3285d [patch net-next 1/3] idr: Use unsigned long instead of int
  2017-08-16 · Chris Mi <hidden>
• STALE4056d REVIEWED: 9 (9M) [PATCH 18/51] writeback: separate out include/linux/backing-dev-defs.h
  2015-05-22 · Tejun Heo <tj@kernel.org>
• STALE4134d [PATCH 17/49] writeback: separate out include/linux/backing-dev-defs.h
  2015-04-06 · Tejun Heo <tj@kernel.org>
• STALE4155d [PATCH 16/48] writeback: separate out include/linux/backing-dev-defs.h
  2015-03-23 · Tejun Heo <tj@kernel.org>
• STALE4238d [PATCH 13/16] writeback: separate out include/linux/backing-dev-defs.h
  2015-01-06 · Tejun Heo <tj@kernel.org>
• DORMANTno replies [PATCH 09/10] idr: Remove unneeded idr locking, idr_preload() usage
  2013-08-07 · Kent Overstreet <hidden>
• DORMANTno replies [PATCH 09/10] idr: Remove unneeded idr locking, idr_preload() usage
  2013-07-06 · Kent Overstreet <hidden>
• DORMANTno replies [PATCH 09/10] idr: Remove unneeded idr locking, idr_preload() usage
  2013-06-19 · Kent Overstreet <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.

• STALE170d [PATCH RFC 14/15] mm, swap: add a special device for ghost swap setup
  2026-02-19 · Kairui Song via B4 Relay <devnull+kasong.tencent.com@kernel.org>