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| author |   Jonathan Corbet <corbet@lwn.net> | 2008-05-16 13:40:30 -0600 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2008-06-20 14:05:50 -0600 |
| commit | d21c95c569c462da20d491b75d0a45bd70ddc1bf (patch) | |
| tree | c5efcd4a1ae50101a56abc1f5a27ef5173da209d /drivers/char/scx200_gpio.c | |
| parent | tty: cdev lock_kernel() pushdown (diff) | |
| download | wireguard-linux-d21c95c569c462da20d491b75d0a45bd70ddc1bf.tar.xz wireguard-linux-d21c95c569c462da20d491b75d0a45bd70ddc1bf.zip | |
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.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c index 99e5272e3c53..be2c623a9862 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); |