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authorIngo Molnar <mingo@kernel.org>2019-10-31 09:33:19 +0100
committerIngo Molnar <mingo@kernel.org>2019-10-31 09:33:19 +0100
commit43e0ae7ae0f567a3f8c10ec7a4078bc482660921 (patch)
treef44975fcd01ee1a6c5f519bf0456e1547a5e3752 /kernel/stop_machine.c
parentMerge tag 'iommu-fixes-v5.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel... (diff)
parentMerge branches 'doc.2019.10.29a', 'fixes.2019.10.30a', 'nohz.2019.10.28a', 'r... (diff)
downloadlinux-43e0ae7ae0f567a3f8c10ec7a4078bc482660921.tar.xz
linux-43e0ae7ae0f567a3f8c10ec7a4078bc482660921.zip
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU and LKMM changes from Paul E. McKenney: - Documentation updates. - Miscellaneous fixes. - Dynamic tick (nohz) updates, perhaps most notably changes to force the tick on when needed due to lengthy in-kernel execution on CPUs on which RCU is waiting. - Replace rcu_swap_protected() with rcu_prepace_pointer(). - Torture-test updates. - Linux-kernel memory consistency model updates. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/stop_machine.c')
-rw-r--r--kernel/stop_machine.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 998d50ee2d9b..1fe34a9fabc2 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -235,6 +235,7 @@ static int multi_cpu_stop(void *data)
*/
touch_nmi_watchdog();
}
+ rcu_momentary_dyntick_idle();
} while (curstate != MULTI_STOP_EXIT);
local_irq_restore(flags);