summaryrefslogtreecommitdiff
path: root/drivers/char/genrtc.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-24 08:01:10 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-24 08:01:10 -0700
commitf13771187b9423b824f32518319f6da85d819003 (patch)
treec431cf16c286065a302d5f3fb43fc1abac7e4047 /drivers/char/genrtc.c
parent15953654cc312429740fd58fb37a5a3d63a54376 (diff)
parent9f37af654fda88a8dcca74c785f6c20e52758866 (diff)
Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing
* 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: uml: Pushdown the bkl from harddog_kern ioctl sunrpc: Pushdown the bkl from sunrpc cache ioctl sunrpc: Pushdown the bkl from ioctl autofs4: Pushdown the bkl from ioctl uml: Convert to unlocked_ioctls to remove implicit BKL ncpfs: BKL ioctl pushdown coda: Clean-up whitespace problems in pioctl.c coda: BKL ioctl pushdown drivers: Push down BKL into various drivers isdn: Push down BKL into ioctl functions scsi: Push down BKL into ioctl functions dvb: Push down BKL into ioctl functions smbfs: Push down BKL into ioctl function coda/psdev: Remove BKL from ioctl function um/mmapper: Remove BKL usage sn_hwperf: Kill BKL usage hfsplus: Push down BKL into ioctl function
Diffstat (limited to 'drivers/char/genrtc.c')
-rw-r--r--drivers/char/genrtc.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c
index 31e7c91c2d9d..b6c2cc167c11 100644
--- a/drivers/char/genrtc.c
+++ b/drivers/char/genrtc.c
@@ -262,7 +262,7 @@ static inline int gen_set_rtc_irq_bit(unsigned char bit)
#endif
}
-static int gen_rtc_ioctl(struct inode *inode, struct file *file,
+static int gen_rtc_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct rtc_time wtime;
@@ -332,6 +332,18 @@ static int gen_rtc_ioctl(struct inode *inode, struct file *file,
return -EINVAL;
}
+static long gen_rtc_unlocked_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = gen_rtc_ioctl(file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
/*
* We enforce only one user at a time here with the open/close.
* Also clear the previous interrupt data on an open, and clean
@@ -482,7 +494,7 @@ static const struct file_operations gen_rtc_fops = {
.read = gen_rtc_read,
.poll = gen_rtc_poll,
#endif
- .ioctl = gen_rtc_ioctl,
+ .unlocked_ioctl = gen_rtc_unlocked_ioctl,
.open = gen_rtc_open,
.release = gen_rtc_release,
};