The following commit has been merged into the irq/core branch of tip:
Commit-ID: c855506257063f444044d0a85a2e9ad9ab1c7ecd
Gitweb: https://git.kernel.org/tip/c855506257063f444044d0a85a2e9ad9ab1c7ecd
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Thu, 08 May 2025 12:05:38 +02:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 08 May 2025 12:05:38 +02:00
genirq/cpuhotplug: Fix up lock guards conversion brainf..t
The lock guard conversion converted raw_spin_lock_irq() to
scoped_guard(raw_spinlock), which is obviously bogus and makes lockdep
mightily unhappy.
Note to self: Copy and pasta without using brain is a patently bad idea.
Fixes: 88a4df117ad6 ("genirq/cpuhotplug: Convert to lock guards")
Reported-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Borislav Petkov <bp@alien8.de>
---
kernel/irq/cpuhotplug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/irq/cpuhotplug.c b/kernel/irq/cpuhotplug.c
index 7bd4c2a..e77ca6d 100644
--- a/kernel/irq/cpuhotplug.c
+++ b/kernel/irq/cpuhotplug.c
@@ -243,7 +243,7 @@ int irq_affinity_online_cpu(unsigned int cpu)
irq_lock_sparse();
for_each_active_irq(irq) {
desc = irq_to_desc(irq);
- scoped_guard(raw_spinlock, &desc->lock)
+ scoped_guard(raw_spinlock_irq, &desc->lock)
irq_restore_affinity_of_irq(desc, cpu);
}
irq_unlock_sparse();