1 files changed, 4 insertions, 0 deletions

diff --git a/include/asm-generic/bitops/ext2-atomic.h b/include/asm-generic/bitops/ext2-atomic.h
index ecf1c9d8a7cc..87f0f109d7f1 100644
--- a/include/asm-generic/bitops/ext2-atomic.h
+++ b/include/asm-generic/bitops/ext2-atomic.h
@@ -1,6 +1,10 @@
 #ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_
 #define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_
 
+/*
+ * Spinlock based version of ext2 atomic bitops
+ */
+
 #define ext2_set_bit_atomic(lock, nr, addr)             \
         ({                                              \
                 int ret;                                \