[PATCH v5 1/3] cpu: export lockdep_assert_cpus_held()

From: Hamza Mahfooz
Date: Fri Jan 17 2025 - 15:33:41 EST


If CONFIG_HYPERV=m, lockdep_assert_cpus_held() is undefined for HyperV.
So, export the function so that GPL drivers can use it more broadly.

Cc: Michael Kelley <mhklinux@xxxxxxxxxxx>
Signed-off-by: Hamza Mahfooz <hamzamahfooz@xxxxxxxxxxxxxxxxxxx>
---
v5: new to the series
---
kernel/cpu.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/cpu.c b/kernel/cpu.c
index b605334f8ee6..d3c848d66908 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -526,6 +526,7 @@ void lockdep_assert_cpus_held(void)

percpu_rwsem_assert_held(&cpu_hotplug_lock);
}
+EXPORT_SYMBOL_GPL(lockdep_assert_cpus_held);

#ifdef CONFIG_LOCKDEP
int lockdep_is_cpus_held(void)
--
2.47.1