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Subject[PATCH] Documentation/locking/locktypes: Fix PREEMPT_RT _bh() description
Date
With PREEMPT_RT the _bh() version of a spinlock leaves preemption
enabled, align the doc to say that instead of the opposite.

Reported-by: Leah Leshchinsky <lleshchi@redhat.com>
Signed-off-by: Andrew Halaney <ahalaney@redhat.com>
---
Documentation/locking/locktypes.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/locking/locktypes.rst b/Documentation/locking/locktypes.rst
index 4fd7b70fcde1..bfa75ea1b66a 100644
--- a/Documentation/locking/locktypes.rst
+++ b/Documentation/locking/locktypes.rst
@@ -247,7 +247,7 @@ based on rt_mutex which changes the semantics:
Non-PREEMPT_RT kernels disable preemption to get this effect.

PREEMPT_RT kernels use a per-CPU lock for serialization which keeps
- preemption disabled. The lock disables softirq handlers and also
+ preemption enabled. The lock disables softirq handlers and also
prevents reentrancy due to task preemption.

PREEMPT_RT kernels preserve all other spinlock_t semantics:
--
2.35.1
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