linux/init
Linus Torvalds f38b1f243e Update for the futex subsystem:
- Switch the reference counting to a RCU based per-CPU reference to
      address a performance bottleneck vs. the single instance rcuref
      variant.
 
    - Make the futex selftest build on 32-bit architectures which only
      support 64-bit time_t, e.g. RISCV-32.
 
    - Cleanups and improvements in selftests and futex bench
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Merge tag 'locking-futex-2025-07-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull futex updates from Thomas Gleixner:

 - Switch the reference counting to a RCU based per-CPU reference to
   address a performance bottleneck vs the single instance rcuref
   variant

 - Make the futex selftest build on 32-bit architectures which only
   support 64-bit time_t, e.g. RISCV-32

 - Cleanups and improvements in selftests and futex bench

* tag 'locking-futex-2025-07-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  selftests/futex: Fix spelling mistake "Succeffuly" -> "Successfully"
  selftests/futex: Define SYS_futex on 32-bit architectures with 64-bit time_t
  perf bench futex: Remove support for IMMUTABLE
  selftests/futex: Remove support for IMMUTABLE
  futex: Remove support for IMMUTABLE
  futex: Make futex_private_hash_get() static
  futex: Use RCU-based per-CPU reference counting instead of rcuref_t
  selftests/futex: Adapt the private hash test to RCU related changes
History 2025-07-29 14:39:42 -07:00
..
.gitignore kbuild: build init/built-in.a just once 2022-09-29 04:40:15 +09:00
.kunitconfig initramfs_test: kunit tests for initramfs unpacking 2025-03-08 12:13:04 +01:00
calibrate.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
do_mounts.c init: replace deprecated strncpy with strscpy_pad 2024-04-30 10:34:29 -07:00
do_mounts.h init: flush async file closing 2024-02-08 18:41:03 +01:00
do_mounts_initrd.c treewide: const qualify ctl_tables where applicable 2025-01-28 13:48:37 +01:00
do_mounts_rd.c init: add an init_unlink helper 2020-07-31 08:17:52 +02:00
init_task.c signal: Provide ignored_posix_timers list 2024-11-07 02:14:45 +01:00
initramfs.c init: fix build warnings about export.h 2025-06-11 22:42:36 -07:00
initramfs_internal.h init: add initramfs_internal.h 2025-03-04 09:52:36 +01:00
initramfs_test.c initramfs_test: kunit tests for initramfs unpacking 2025-03-08 12:13:04 +01:00
Kconfig Update for the futex subsystem: 2025-07-29 14:39:42 -07:00
main.c init: fix build warnings about export.h 2025-06-11 22:42:36 -07:00
Makefile initramfs_test: kunit tests for initramfs unpacking 2025-03-08 12:13:04 +01:00
noinitramfs.c init: move usermodehelper_enable() to populate_rootfs() 2021-09-08 11:50:27 -07:00
version-timestamp.c init/version-timestamp.c: remove unneeded #include <linux/version.h> 2023-01-09 07:34:38 +09:00
version.c init/version.c: Replace strlcpy with strscpy 2023-09-22 09:50:56 -07:00