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| author |   Ankur Arora <ankur.a.arora@oracle.com> | 2024-12-12 20:06:53 -0800 |
|---|---|---|
| committer |   Boqun Feng <boqun.feng@gmail.com> | 2025-02-05 07:01:55 -0800 |
| commit | 4dca1af414fb1f27c3350a65820cb0b91178e8fe (patch) | |
| tree | c0bb64d8edab2e1a77cc753438b40948a0445eab /include/linux/srcutiny.h | |
| parent | rcu: fix header guard for rcu_all_qs() (diff) | |
| download | wireguard-linux-4dca1af414fb1f27c3350a65820cb0b91178e8fe.tar.xz wireguard-linux-4dca1af414fb1f27c3350a65820cb0b91178e8fe.zip | |
rcu: rename PREEMPT_AUTO to PREEMPT_LAZY
Replace mentions of PREEMPT_AUTO with PREEMPT_LAZY.
Also, since PREMPT_LAZY implies PREEMPTION, we can reduce the
TASKS_RCU selection criteria from this:
NEED_TASKS_RCU && (PREEMPTION || PREEMPT_AUTO)
to this:
NEED_TASKS_RCU && PREEMPTION
CC: Paul E. McKenney <paulmck@kernel.org>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Diffstat (limited to 'include/linux/srcutiny.h')
| -rw-r--r-- | include/linux/srcutiny.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/srcutiny.h b/include/linux/srcutiny.h index 1321da803274..31b59b4be2a7 100644 --- a/include/linux/srcutiny.h +++ b/include/linux/srcutiny.h @@ -64,7 +64,7 @@ static inline int __srcu_read_lock(struct srcu_struct *ssp) { int idx; - preempt_disable(); // Needed for PREEMPT_AUTO + preempt_disable(); // Needed for PREEMPT_LAZY idx = ((READ_ONCE(ssp->srcu_idx) + 1) & 0x2) >> 1; WRITE_ONCE(ssp->srcu_lock_nesting[idx], READ_ONCE(ssp->srcu_lock_nesting[idx]) + 1); preempt_enable(); |