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8c03273a50
linux/kernel/rcu
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John Ogness 8c03273a50 rcu: Mark emergency sections in rcu stalls 
Mark emergency sections wherever multiple lines of
rcu stall information are generated. In an emergency
section, every printk() call will attempt to directly
flush to the consoles using the EMERGENCY priority.

Signed-off-by: John Ogness <john.ogness@linutronix.de>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Acked-by: Paul E. McKenney <paulmck@kernel.org>
Link: https://lore.kernel.org/r/20240820063001.36405-35-john.ogness@linutronix.de
Signed-off-by: Petr Mladek <pmladek@suse.com>
2024-08-21 15:03:04 +02:00
..
Kconfig rcu: Create NEED_TASKS_RCU to factor out enablement logic 2024-04-15 11:29:48 +02:00
Kconfig.debug rcu: Restrict access to RCU CPU stall notifiers 2023-12-12 02:31:22 +05:30
Makefile rcuperf: Change rcuperf to rcuscale 2020-08-24 18:39:24 -07:00
rcu_segcblist.c rcu: Use rcu_segcblist_segempty() instead of open coding it 2023-10-04 17:33:18 +02:00
rcu_segcblist.h rcu: Throttle callback invocation based on number of ready callbacks 2023-01-03 17:28:34 -08:00
rcu.h rcutorture: Make rcutorture support print rcu-tasks gp state 2024-04-16 11:16:35 +02:00
rcuscale.c rcutorture: Add missing MODULE_DESCRIPTION() macros 2024-06-06 11:44:42 -07:00
rcutorture.c rcutorture: Add missing MODULE_DESCRIPTION() macros 2024-06-06 11:44:42 -07:00
refscale.c rcutorture: Add missing MODULE_DESCRIPTION() macros 2024-06-06 11:44:42 -07:00
srcutiny.c srcu: Fill out polled grace-period APIs 2024-06-18 10:13:37 -07:00
srcutree.c Merge branches 'doc.2024.06.06a', 'fixes.2024.07.04a', 'mb.2024.06.28a', 'nocb.2024.06.03a', 'rcu-tasks.2024.06.06a', 'rcutorture.2024.06.06a' and 'srcu.2024.06.18a' into HEAD 2024-07-04 13:54:17 -07:00
sync.c rcu: Eliminate lockless accesses to rcu_sync->gp_count 2024-07-04 13:48:57 -07:00
tasks.h rcu/tasks: Fix stale task snaphot for Tasks Trace 2024-06-06 11:50:04 -07:00
tiny.c rcu: Make Tiny RCU explicitly disable preemption 2024-04-15 11:29:48 +02:00
tree_exp.h rcu: Mark emergency sections in rcu stalls 2024-08-21 15:03:04 +02:00
tree_nocb.h rcu/nocb: Remove buggy bypass lock contention mitigation 2024-06-03 17:29:15 -07:00
tree_plugin.h Merge branches 'doc.2024.06.06a', 'fixes.2024.07.04a', 'mb.2024.06.28a', 'nocb.2024.06.03a', 'rcu-tasks.2024.06.06a', 'rcutorture.2024.06.06a' and 'srcu.2024.06.18a' into HEAD 2024-07-04 13:54:17 -07:00
tree_stall.h rcu: Mark emergency sections in rcu stalls 2024-08-21 15:03:04 +02:00
tree.c Merge branches 'doc.2024.06.06a', 'fixes.2024.07.04a', 'mb.2024.06.28a', 'nocb.2024.06.03a', 'rcu-tasks.2024.06.06a', 'rcutorture.2024.06.06a' and 'srcu.2024.06.18a' into HEAD 2024-07-04 13:54:17 -07:00
tree.h Merge branches 'doc.2024.06.06a', 'fixes.2024.07.04a', 'mb.2024.06.28a', 'nocb.2024.06.03a', 'rcu-tasks.2024.06.06a', 'rcutorture.2024.06.06a' and 'srcu.2024.06.18a' into HEAD 2024-07-04 13:54:17 -07:00
update.c rcu-tasks: Make Tasks RCU wait idly for grace-period delays 2024-04-09 15:11:49 +02:00