net: dev: Makes sure netif_rx() can be invoked in any context.

[linux-block.git] / include / linux / rwlock.h

diff --git a/include/linux/rwlock.h b/include/linux/rwlock.h
index 2c0ad417ce3c034b40f04157a062269c130a0f36..8f416c5e929ea865417b426079cc7c76eb47ec42 100644 (file)
--- a/include/linux/rwlock.h
+++ b/include/linux/rwlock.h
@@ -55,6 +55,12 @@ do {                                                         \
 #define write_lock(lock)       _raw_write_lock(lock)
 #define read_lock(lock)                _raw_read_lock(lock)
 
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+#define write_lock_nested(lock, subclass)      _raw_write_lock_nested(lock, subclass)
+#else
+#define write_lock_nested(lock, subclass)      _raw_write_lock(lock)
+#endif
+
 #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
 
 #define read_lock_irqsave(lock, flags)                 \