From: "Joel Fernandes (Google)" <j...@joelfernandes.org>
Since commit fced9c8cfe6b ("rcu: Avoid resched_cpu() when rescheduling
the current CPU"), resched_cpu is not directly called from
sync_sched_exp_handler. Update the documentation about the same.
Signed-off-by: Joel Fernandes (Google) <j...@joelfernandes.org>
Cc: <kernel-t...@android.com>
Signed-off-by: Paul E. McKenney <paul...@linux.ibm.com>
---
.../Expedited-Grace-Periods/Expedited-Grace-Periods.html | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git
a/Documentation/RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html
b/Documentation/RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html
index e62c7c34a369..8e4f873b979f 100644
---
a/Documentation/RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html
+++
b/Documentation/RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html
@@ -160,9 +160,9 @@ was in flight.
If the CPU is idle, then <tt>sync_sched_exp_handler()</tt> reports
the quiescent state.
-<p>
-Otherwise, the handler invokes <tt>resched_cpu()</tt>, which forces
-a future context switch.
+<p> Otherwise, the handler forces a future context switch by setting the
+NEED_RESCHED flag of the current task's thread flag and the CPU preempt
+counter.
At the time of the context switch, the CPU reports the quiescent state.
Should the CPU go offline first, it will report the quiescent state
at that time.
--
2.17.1
