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authorArnd Bergmann <arnd@arndb.de>2010-04-27 00:24:05 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2010-05-17 05:27:41 +0200
commit55929332c92e5d34d65a8f784604c92677ea3e15 (patch)
tree555e922d470336d07ace32bb564ac5358379a3c4 /drivers/macintosh
parent703c631ebbcadcfd861d01e697fdda7c388fec9a (diff)
downloadblackbird-op-linux-55929332c92e5d34d65a8f784604c92677ea3e15.tar.gz
blackbird-op-linux-55929332c92e5d34d65a8f784604c92677ea3e15.zip
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')
-rw-r--r--drivers/macintosh/nvram.c2
-rw-r--r--drivers/macintosh/via-pmu.c17
2 files changed, 15 insertions, 4 deletions
diff --git a/drivers/macintosh/nvram.c b/drivers/macintosh/nvram.c
index c876349c32de..a271c8218d82 100644
--- a/drivers/macintosh/nvram.c
+++ b/drivers/macintosh/nvram.c
@@ -100,7 +100,7 @@ const struct file_operations nvram_fops = {
.llseek = nvram_llseek,
.read = read_nvram,
.write = write_nvram,
- .ioctl = nvram_ioctl,
+ .unlocked_ioctl = nvram_ioctl,
};
static struct miscdevice nvram_dev = {
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,
};
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