X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fkernel_lock.c;h=e0fdfddb406ec3975673f150f46bd3302bc08599;hb=8357376d3df21b7d6f857931a57ac50da9c66e26;hp=e713e86811aeb1ff1efdb5d68fabea7a63042c3c;hpb=fffcb480e4224f25c965b93fa65541bfc7dd732e;p=linux-2.6-omap-h63xx.git

diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c
index e713e86811a..e0fdfddb406 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();
 }
 
 /*