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authorUladzislau Rezki (Sony) <urezki@gmail.com>2020-12-09 23:27:31 +0300
committerPaul E. McKenney <paulmck@kernel.org>2020-12-15 02:31:13 +0300
commit1b04fa9900263b4e217ca2509fd778b32c2b4eb2 (patch)
tree9d5e4a413b1e641955514dc16b4b2ba4a7924c5e /init/main.c
parent0477e92881850d44910a7e94fc2c46f96faa131f (diff)
downloadlinux-1b04fa9900263b4e217ca2509fd778b32c2b4eb2.tar.xz
rcu-tasks: Move RCU-tasks initialization to before early_initcall()
PowerPC testing encountered boot failures due to RCU Tasks not being fully initialized until core_initcall() time. This commit therefore initializes RCU Tasks (along with Rude RCU and RCU Tasks Trace) just before early_initcall() time, thus allowing waiting on RCU Tasks grace periods from early_initcall() handlers. Link: https://lore.kernel.org/rcu/87eekfh80a.fsf@dja-thinkpad.axtens.net/ Fixes: 36dadef23fcc ("kprobes: Init kprobes in early_initcall") Tested-by: Daniel Axtens <dja@axtens.net> Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'init/main.c')
-rw-r--r--init/main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/init/main.c b/init/main.c
index 32b2a8affafd..9d964511fe0c 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1512,6 +1512,7 @@ static noinline void __init kernel_init_freeable(void)
init_mm_internals();
+ rcu_init_tasks_generic();
do_pre_smp_initcalls();
lockup_detector_init();