linux/init
Peter Zijlstra 1628b25248 sched: Add blocked_donor link to task for smarter mutex handoffs
Add link to the task this task is proxying for, and use it so
the mutex owner can do an intelligent hand-off of the mutex to
the task that the owner is running on behalf.

[jstultz: This patch was split out from larger proxy patch]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Juri Lelli <juri.lelli@redhat.com>
Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Connor O'Brien <connoro@google.com>
Signed-off-by: John Stultz <jstultz@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260512025635.2840817-8-jstultz@google.com
2026-06-02 12:26:07 +02:00
..
.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 calibrate: update header inclusion 2025-11-27 14:24:45 -08:00
do_mounts_initrd.c init: remove /proc/sys/kernel/real-root-dev 2026-01-12 17:22:27 +01:00
do_mounts_rd.c initrd: remove deprecated code path (linuxrc) 2026-01-12 17:22:22 +01:00
do_mounts.c vfs-7.0-rc1.nullfs 2026-02-09 13:41:34 -08:00
do_mounts.h fs: use nullfs unconditionally as the real rootfs 2026-01-14 11:23:39 +01:00
init_task.c sched: Add blocked_donor link to task for smarter mutex handoffs 2026-06-02 12:26:07 +02:00
initramfs_internal.h init: add initramfs_internal.h 2025-03-04 09:52:36 +01:00
initramfs_test.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
initramfs.c memblock: updates for 7.0-rc1 2026-04-18 11:29:14 -07:00
Kconfig Merge branch 'sched/cache' 2026-05-19 12:18:01 +02:00
main.c Update to the VDSO subsystem: 2026-04-14 10:53:44 -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 ns: drop custom reference count initialization for initial namespaces 2025-11-11 10:01:32 +01:00
version.c init/version.c: Replace strlcpy with strscpy 2023-09-22 09:50:56 -07:00