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e8440a88e5
Add 2 per-task monitors as part of the sched model:
* nrp: need-resched preempts
Monitor to ensure preemption requires need resched.
* sssw: set state sleep and wakeup
Monitor to ensure sched_set_state to sleepable leads to sleeping and
sleeping tasks require wakeup.
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Tomas Glozar <tglozar@redhat.com>
Cc: Juri Lelli <jlelli@redhat.com>
Cc: Clark Williams <williams@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/20250728135022.255578-9-gmonaco@redhat.com
Signed-off-by: Gabriele Monaco <gmonaco@redhat.com>
Acked-by: Nam Cao <namcao@linutronix.de>
Tested-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
17 lines
437 B
Plaintext
17 lines
437 B
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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#
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config RV_MON_NRP
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depends on RV
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depends on RV_MON_SCHED
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default y if !ARM64
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select DA_MON_EVENTS_ID
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bool "nrp monitor"
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help
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Monitor to ensure preemption requires need resched.
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This monitor is part of the sched monitors collection.
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This monitor is unstable on arm64, say N unless you are testing it.
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For further information, see:
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Documentation/trace/rv/monitor_sched.rst
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