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authorArnd Bergmann <arnd@arndb.de>2010-04-27 02:24:05 +0400
committerFrederic Weisbecker <fweisbec@gmail.com>2010-05-17 07:27:41 +0400
commit55929332c92e5d34d65a8f784604c92677ea3e15 (patch)
tree555e922d470336d07ace32bb564ac5358379a3c4 /drivers/macintosh/via-pmu.c
parent703c631ebbcadcfd861d01e697fdda7c388fec9a (diff)
downloadlinux-55929332c92e5d34d65a8f784604c92677ea3e15.tar.xz
drivers: Push down BKL into various drivers
These are the last remaining device drivers using the ->ioctl file operation in the drivers directory (except from v4l drivers). [fweisbec: drop i8k pushdown as it has been done from procfs pushdown branch already] Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'drivers/macintosh/via-pmu.c')
-rw-r--r--drivers/macintosh/via-pmu.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 42764849eb78..3d4fc0f7b00b 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -2273,8 +2273,7 @@ static int register_pmu_pm_ops(void)
device_initcall(register_pmu_pm_ops);
#endif
-static int
-pmu_ioctl(struct inode * inode, struct file *filp,
+static int pmu_ioctl(struct file *filp,
u_int cmd, u_long arg)
{
__u32 __user *argp = (__u32 __user *)arg;
@@ -2337,11 +2336,23 @@ pmu_ioctl(struct inode * inode, struct file *filp,
return error;
}
+static long pmu_unlocked_ioctl(struct file *filp,
+ u_int cmd, u_long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = pmu_ioctl(filp, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
static const struct file_operations pmu_device_fops = {
.read = pmu_read,
.write = pmu_write,
.poll = pmu_fpoll,
- .ioctl = pmu_ioctl,
+ .unlocked_ioctl = pmu_unlocked_ioctl,
.open = pmu_open,
.release = pmu_release,
};