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(parent: 5a5d7e9) | patch
cpuidle: tracing: Warn about !rcu_is_watching()
authorPeter Zijlstra <peterz@infradead.org>
Thu, 26 Jan 2023 15:08:32 +0000 (16:08 +0100)
committerIngo Molnar <mingo@kernel.org>
Tue, 31 Jan 2023 14:01:46 +0000 (15:01 +0100)
commitd099dbfd330686a8c09cd8944bcc77a56f9e7815
treee52a8d1889a8e74c361003fc7d9645a61c2b37dftree | snapshot
parent5a5d7e9badd2cb8065db171961bd30bd3595e4b6commit | diff
cpuidle: tracing: Warn about !rcu_is_watching()

When using noinstr, WARN when tracing hits when RCU is disabled.

Suggested-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230126151323.466670589@infradead.org
include/linux/trace_recursion.h diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)