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authorJonathan Corbet <corbet@lwn.net>2008-05-16 13:40:30 -0600
committerJonathan Corbet <corbet@lwn.net>2008-06-20 14:05:50 -0600
commitd21c95c569c462da20d491b75d0a45bd70ddc1bf (patch)
treec5efcd4a1ae50101a56abc1f5a27ef5173da209d /drivers/char/scx200_gpio.c
parent39d95b9d857ad9ed335dd1a2d6c6de1f1ee69ce1 (diff)
downloadlinux-d21c95c569c462da20d491b75d0a45bd70ddc1bf.tar.gz
Add "no BKL needed" comments to several drivers
This documents the fact that somebody looked at the relevant open() functions and concluded that, due to their trivial nature, no locking was needed. Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/char/scx200_gpio.c')
-rw-r--r--drivers/char/scx200_gpio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c
index 99e5272e3c5..be2c623a986 100644
--- a/drivers/char/scx200_gpio.c
+++ b/drivers/char/scx200_gpio.c
@@ -46,6 +46,7 @@ struct nsc_gpio_ops scx200_gpio_ops = {
};
EXPORT_SYMBOL_GPL(scx200_gpio_ops);
+/* No BKL needed here: no global resources used */
static int scx200_gpio_open(struct inode *inode, struct file *file)
{
unsigned m = iminor(inode);