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| author | Peter Zijlstra <peterz@infradead.org> | 2024-07-04 16:00:24 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2024-07-04 16:00:24 +0200 |
| commit | 0c8ea05e9b3d8e5287e2a968f2a2e744dfd31b99 (patch) | |
| tree | ba0443b74f063471c5d81d85e795e04e7e1dc79c /kernel/rcu/tiny.c | |
| parent | perf: Make rb_alloc_aux() return an error immediately if nr_pages <= 0 (diff) | |
| parent | x86/cpu/intel: Drop stray FAM6 check with new Intel CPU model defines (diff) | |
| download | linux-0c8ea05e9b3d8e5287e2a968f2a2e744dfd31b99.tar.gz linux-0c8ea05e9b3d8e5287e2a968f2a2e744dfd31b99.zip | |
Merge branch 'tip/x86/cpu'
The Lunarlake patches rely on the new VFM stuff.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'kernel/rcu/tiny.c')
| -rw-r--r-- | kernel/rcu/tiny.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c index 705c0d16850a..4402d6f5f857 100644 --- a/kernel/rcu/tiny.c +++ b/kernel/rcu/tiny.c @@ -130,9 +130,7 @@ static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused next = list->next; prefetch(next); debug_rcu_head_unqueue(list); - local_bh_disable(); rcu_reclaim_tiny(list); - local_bh_enable(); list = next; } } @@ -155,7 +153,9 @@ void synchronize_rcu(void) lock_is_held(&rcu_lock_map) || lock_is_held(&rcu_sched_lock_map), "Illegal synchronize_rcu() in RCU read-side critical section"); + preempt_disable(); WRITE_ONCE(rcu_ctrlblk.gp_seq, rcu_ctrlblk.gp_seq + 2); + preempt_enable(); } EXPORT_SYMBOL_GPL(synchronize_rcu); |