diff options
| author | Peter Zijlstra <[email protected]> | 2023-01-26 16:08:31 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2023-01-31 15:01:45 +0100 |
| commit | 5a5d7e9badd2cb8065db171961bd30bd3595e4b6 (patch) | |
| tree | 988449d46c78147323f4c97631166a2d3416671f /include/linux/trace_recursion.h | |
| parent | 393e2ea30aec634b37004d401863428e120d5e1b (diff) | |
cpuidle: lib/bug: Disable rcu_is_watching() during WARN/BUG
In order to avoid WARN/BUG from generating nested or even recursive
warnings, force rcu_is_watching() true during
WARN/lockdep_rcu_suspicious().
Notably things like unwinding the stack can trigger rcu_dereference()
warnings, which then triggers more unwinding which then triggers more
warnings etc..
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'include/linux/trace_recursion.h')
0 files changed, 0 insertions, 0 deletions