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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-03-24 18:26:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-03-24 18:26:42 -0700 |
| commit | 8541bc1a52e7e8facd67cef1e659f5714abc95ab (patch) | |
| tree | db69b7bfb868b3de9485e3d086480920666eb72c | |
| parent | 72b40807d21cc5d7d8e48bfa860d5d78769dc07a (diff) | |
| parent | 2af8780d6c8addecda5a0f624c4f084a3a9578fe (diff) | |
Merge tag 'stop-machine.2025.03.21a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu
Pull stop-machine update from Paul McKenney:
- Add a comment for the call to rcu_momentary_eqs() from
multi_cpu_stop() explaining that its purpose is to suppress
false-positive RCU CPU stall warnings
* tag 'stop-machine.2025.03.21a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu:
stop-machine: Add comment for rcu_momentary_eqs()
| -rw-r--r-- | kernel/stop_machine.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c index 8896d844d738..5d2d0562115b 100644 --- a/kernel/stop_machine.c +++ b/kernel/stop_machine.c @@ -250,6 +250,7 @@ static int multi_cpu_stop(void *data) * be detected and reported on their side. */ touch_nmi_watchdog(); + /* Also suppress RCU CPU stall warnings. */ rcu_momentary_eqs(); } } while (curstate != MULTI_STOP_EXIT); |