Pull style into test branch

[mv-sheeva.git] / arch / um / drivers / random.c

diff --git a/arch/um/drivers/random.c b/arch/um/drivers/random.c
index ae9909415b9cdb372c1f1f0c1602a21a4c2e86b3..73b2bdd6d2d3b867165e116b7a1b430f34096c9b 100644 (file)
--- a/arch/um/drivers/random.c
+++ b/arch/um/drivers/random.c
@@ -20,6 +20,10 @@
 
 #define RNG_MISCDEV_MINOR              183 /* official */
 
+/* Changed at init time, in the non-modular case, and at module load
+ * time, in the module case.  Presumably, the module subsystem
+ * protects against a module being loaded twice at the same time.
+ */
 static int random_fd = -1;
 
 static int rng_dev_open (struct inode *inode, struct file *filp)