diff options
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-01-19 20:39:20 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-03-03 11:06:02 -0800 |
| commit | 34404ca8fb252ccee662c4368c555ccf774acc3b (patch) | |
| tree | a0a3c3e54a71b6019ef47917923ebfc4cd1d7c42 /kernel/rcu/tree.c | |
| parent | 39c8d313c3c546a414cc51b4f6571c2f8cc06407 (diff) | |
rcu: Move early-boot callbacks to no-CBs lists for no-CBs CPUs
When a CPU is first determined to be a no-CBs CPUs, this commit causes
any early boot callbacks to be moved to the no-CBs callback list,
allowing them to be invoked.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/tree.c')
| -rw-r--r-- | kernel/rcu/tree.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 92fd3eab5823..0317bf7d997f 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -2851,6 +2851,7 @@ __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu), * and then drop through to queue the callback. */ BUG_ON(cpu != -1); + WARN_ON_ONCE(!rcu_is_watching()); if (!likely(rdp->nxtlist)) init_default_callback_list(rdp); } |