X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=lib%2Fkernel_lock.c;h=e0fdfddb406ec3975673f150f46bd3302bc08599;hb=497f050c42e46a4b1f6a9bcd8827fa5d97fe1feb;hp=e713e86811aeb1ff1efdb5d68fabea7a63042c3c;hpb=ba262e4a4d4c23b5e6c15dbb3a99696b562e8035;p=powerpc.git

diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c
index e713e86811..e0fdfddb40 100644
--- a/lib/kernel_lock.c
+++ b/lib/kernel_lock.c
@@ -177,7 +177,12 @@ static inline void __lock_kernel(void)
 
 static inline void __unlock_kernel(void)
 {
-	spin_unlock(&kernel_flag);
+	/*
+	 * the BKL is not covered by lockdep, so we open-code the
+	 * unlocking sequence (and thus avoid the dep-chain ops):
+	 */
+	_raw_spin_unlock(&kernel_flag);
+	preempt_enable();
 }
 
 /*