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-rw-r--r--sys/kern/kern_conf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/kern/kern_conf.c b/sys/kern/kern_conf.c
index c77a834..fb18b34 100644
--- a/sys/kern/kern_conf.c
+++ b/sys/kern/kern_conf.c
@@ -862,6 +862,7 @@ void
destroy_dev(struct cdev *dev)
{
+ WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK, NULL, "destroy_dev");
dev_lock();
destroy_devl(dev);
dev_unlock_and_free();
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