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| author |   Paul E. McKenney <paulmck@kernel.org> | 2022-08-04 17:34:30 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2022-08-31 05:09:21 -0700 |
| commit | e8755d2bde7c296026fe5d47f1b75c7b19ba46fd (patch) | |
| tree | fec93328179f3b0a636ab361016bc11632b1efbb /kernel/rcu/tree_exp.h | |
| parent | rcu: Make synchronize_rcu() fast path update ->gp_seq counters (diff) | |
| download | wireguard-linux-e8755d2bde7c296026fe5d47f1b75c7b19ba46fd.tar.xz wireguard-linux-e8755d2bde7c296026fe5d47f1b75c7b19ba46fd.zip | |
rcu: Remove expedited grace-period fast-path forward-progress helper
Now that the expedited grace-period fast path can only happen during
the pre-scheduler portion of early boot, this fast path can no longer
block run-time RCU Trace grace periods. This commit therefore removes
the conditional cond_resched() invocation.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/rcu/tree_exp.h')
| -rw-r--r-- | kernel/rcu/tree_exp.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h index 9c0ae834ef07..1a51f9301ebf 100644 --- a/kernel/rcu/tree_exp.h +++ b/kernel/rcu/tree_exp.h @@ -924,8 +924,6 @@ void synchronize_rcu_expedited(void) // them, which allows reuse of ->gp_seq_polled_exp_snap. rcu_poll_gp_seq_start_unlocked(&rcu_state.gp_seq_polled_exp_snap); rcu_poll_gp_seq_end_unlocked(&rcu_state.gp_seq_polled_exp_snap); - if (rcu_init_invoked()) - cond_resched(); return; // Context allows vacuous grace periods. } |