Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

[linux-2.6-omap-h63xx.git] / drivers / infiniband / core / ucma.c

diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index ca4cf3a511abd81cdbdc02dcd3546a85e9d71201..b41dd26bbfa1e1b83654c487d1ff16482bf3746d 100644 (file)
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -1148,6 +1148,14 @@ static unsigned int ucma_poll(struct file *filp, struct poll_table_struct *wait)
        return mask;
 }
 
+/*
+ * ucma_open() does not need the BKL:
+ *
+ *  - no global state is referred to;
+ *  - there is no ioctl method to race against;
+ *  - no further module initialization is required for open to work
+ *    after the device is registered.
+ */
 static int ucma_open(struct inode *inode, struct file *filp)
 {
        struct ucma_file *file;