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linux-stable/kernel/rcu
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David Woodhouse 218b957a69 rcu: Add mutex for rcu boost kthread spawning and affinity setting 
As we handle parallel CPU bringup, we will need to take care to avoid
spawning multiple boost threads, or race conditions when setting their
affinity. Spotted by Paul McKenney.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
2022-02-14 10:36:35 -08:00
..
Kconfig Merge branches 'doc.2021.11.30c', 'exp.2021.12.07a', 'fastnohz.2021.11.30c', 'fixes.2021.11.30c', 'nocb.2021.12.09a', 'nolibc.2021.11.30c', 'tasks.2021.12.09a', 'torture.2021.12.07a' and 'torturescript.2021.11.30c' into HEAD 2021-12-09 11:38:09 -08:00
Kconfig.debug rcu: Restrict RCU_STRICT_GRACE_PERIOD to at most four CPUs 2021-05-10 16:22:54 -07:00
Makefile rcuperf: Change rcuperf to rcuscale 2020-08-24 18:39:24 -07:00
rcu.h Merge branches 'bitmaprange.2021.05.10c', 'doc.2021.05.10c', 'fixes.2021.05.13a', 'kvfree_rcu.2021.05.10c', 'mmdumpobj.2021.05.10c', 'nocb.2021.05.12a', 'srcu.2021.05.12a', 'tasks.2021.05.18a' and 'torture.2021.05.10c' into HEAD 2021-05-18 10:56:19 -07:00
rcu_segcblist.c rcu/nocb: Invoke rcu_core() at the start of deoffloading 2021-12-07 16:24:44 -08:00
rcu_segcblist.h rcu/nocb: Prepare state machine for a new step 2021-12-07 16:24:44 -08:00
rcuscale.c rcuscale: Always log error message 2021-12-07 16:36:17 -08:00
rcutorture.c Merge branch 'akpm' (patches from Andrew) 2022-01-15 20:37:06 +02:00
refscale.c refscale: Add missing '\n' to flush message 2021-12-07 16:36:12 -08:00
srcutiny.c srcu: Prevent redundant __srcu_read_unlock() wakeup 2021-11-30 17:28:16 -08:00
srcutree.c Merge branches 'bitmaprange.2021.05.10c', 'doc.2021.05.10c', 'fixes.2021.05.13a', 'kvfree_rcu.2021.05.10c', 'mmdumpobj.2021.05.10c', 'nocb.2021.05.12a', 'srcu.2021.05.12a', 'tasks.2021.05.18a' and 'torture.2021.05.10c' into HEAD 2021-05-18 10:56:19 -07:00
sync.c rcu: Fix various typos in comments 2021-05-12 12:11:05 -07:00
tasks.h rcu-tasks: Fix computation of CPU-to-list shift counts 2022-01-26 13:04:05 -08:00
tiny.c srcu: Initialize SRCU after timers 2021-05-10 16:03:35 -07:00
tree.c rcu: Add mutex for rcu boost kthread spawning and affinity setting 2022-02-14 10:36:35 -08:00
tree.h rcu: Add mutex for rcu boost kthread spawning and affinity setting 2022-02-14 10:36:35 -08:00
tree_exp.h rcu/exp: Mark current CPU as exp-QS in IPI loop second pass 2021-12-07 16:22:22 -08:00
tree_nocb.h rcu/nocb: Merge rcu_spawn_cpu_nocb_kthread() and rcu_spawn_one_nocb_kthread() 2021-12-09 11:35:16 -08:00
tree_plugin.h rcu: Add mutex for rcu boost kthread spawning and affinity setting 2022-02-14 10:36:35 -08:00
tree_stall.h rcu: Remove the RCU_FAST_NO_HZ Kconfig option 2021-11-30 17:24:47 -08:00
update.c RCU pull request for v5.16 2021-11-01 20:25:38 -07:00