tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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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()

Linus Torvalds 8541bc1a 72b40807

+1
+1
kernel/stop_machine.c
··· 250 250 * be detected and reported on their side. 251 251 */ 252 252 touch_nmi_watchdog(); 253 + /* Also suppress RCU CPU stall warnings. */ 253 254 rcu_momentary_eqs(); 254 255 } 255 256 } while (curstate != MULTI_STOP_EXIT);