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authorJonathan Corbet <corbet@lwn.net>2008-05-16 21:40:30 +0200
committerJonathan Corbet <corbet@lwn.net>2008-06-20 22:05:50 +0200
commitd21c95c569c462da20d491b75d0a45bd70ddc1bf (patch)
treec5efcd4a1ae50101a56abc1f5a27ef5173da209d /drivers/char/tb0219.c
parenttty: cdev lock_kernel() pushdown (diff)
downloadlinux-d21c95c569c462da20d491b75d0a45bd70ddc1bf.tar.xz
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/tb0219.c')
-rw-r--r--drivers/char/tb0219.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/tb0219.c b/drivers/char/tb0219.c
index 4c431cb7cf1b..db8c2ca2ce4c 100644
--- a/drivers/char/tb0219.c
+++ b/drivers/char/tb0219.c
@@ -232,6 +232,7 @@ static ssize_t tanbac_tb0219_write(struct file *file, const char __user *data,
return i;
}
+/* No BKL needed here; no global resources accessed */
static int tanbac_tb0219_open(struct inode *inode, struct file *file)
{
unsigned int minor;