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

3 files changed, 21 insertions, 10 deletions

diff --git a/arch/um/drivers/harddog_kern.c b/arch/um/drivers/harddog_kern.c
index d332503fa1b..cfcac1ff4cf 100644
--- a/arch/um/drivers/harddog_kern.c
+++ b/arch/um/drivers/harddog_kern.c
@@ -124,8 +124,8 @@ static ssize_t harddog_write(struct file *file, const char __user *data, size_t
         return 0;
 }
 
-static int harddog_ioctl(struct inode *inode, struct file *file,
-                         unsigned int cmd, unsigned long arg)
+static int harddog_ioctl_unlocked(struct file *file,
+                                  unsigned int cmd, unsigned long arg)
 {
         void __user *argp= (void __user *)arg;
         static struct watchdog_info ident = {
@@ -148,10 +148,22 @@ static int harddog_ioctl(struct inode *inode, struct file *file,
         }
 }
 
+static long harddog_ioctl(struct file *file,
+                          unsigned int cmd, unsigned long arg)
+{
+        long ret;
+
+        lock_kernel();
+        ret = harddog_ioctl_unlocked(file, cmd, arg);
+        unlock_kernel();
+
+        return ret;
+}
+
 static const struct file_operations harddog_fops = {
         .owner          = THIS_MODULE,
         .write          = harddog_write,
-        .ioctl          = harddog_ioctl,
+        .unlocked_ioctl = harddog_ioctl,
         .open           = harddog_open,
         .release        = harddog_release,
 };
diff --git a/arch/um/drivers/hostaudio_kern.c b/arch/um/drivers/hostaudio_kern.c
index 368219cc236..ae42695c359 100644
--- a/arch/um/drivers/hostaudio_kern.c
+++ b/arch/um/drivers/hostaudio_kern.c
@@ -136,7 +136,7 @@ static unsigned int hostaudio_poll(struct file *file,
         return mask;
 }
 
-static int hostaudio_ioctl(struct inode *inode, struct file *file,
+static long hostaudio_ioctl(struct file *file,
                            unsigned int cmd, unsigned long arg)
 {
         struct hostaudio_state *state = file->private_data;
@@ -223,7 +223,7 @@ static int hostaudio_release(struct inode *inode, struct file *file)
 
 /* /dev/mixer file operations */
 
-static int hostmixer_ioctl_mixdev(struct inode *inode, struct file *file,
+static long hostmixer_ioctl_mixdev(struct file *file,
                                   unsigned int cmd, unsigned long arg)
 {
         struct hostmixer_state *state = file->private_data;
@@ -289,7 +289,7 @@ static const struct file_operations hostaudio_fops = {
         .read           = hostaudio_read,
         .write          = hostaudio_write,
         .poll           = hostaudio_poll,
-        .ioctl          = hostaudio_ioctl,
+        .unlocked_ioctl = hostaudio_ioctl,
         .mmap           = NULL,
         .open           = hostaudio_open,
         .release        = hostaudio_release,
@@ -298,7 +298,7 @@ static const struct file_operations hostaudio_fops = {
 static const struct file_operations hostmixer_fops = {
         .owner          = THIS_MODULE,
         .llseek         = no_llseek,
-        .ioctl          = hostmixer_ioctl_mixdev,
+        .unlocked_ioctl = hostmixer_ioctl_mixdev,
         .open           = hostmixer_open_mixdev,
         .release        = hostmixer_release,
 };
diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c
index d22f9e5c0ea..7158393b679 100644
--- a/arch/um/drivers/mmapper_kern.c
+++ b/arch/um/drivers/mmapper_kern.c
@@ -46,8 +46,7 @@ static ssize_t mmapper_write(struct file *file, const char __user *buf,
         return count;
 }
 
-static int mmapper_ioctl(struct inode *inode, struct file *file,
-                         unsigned int cmd, unsigned long arg)
+static long mmapper_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
         return -ENOIOCTLCMD;
 }
@@ -90,7 +89,7 @@ static const struct file_operations mmapper_fops = {
         .owner          = THIS_MODULE,
         .read           = mmapper_read,
         .write          = mmapper_write,
-        .ioctl          = mmapper_ioctl,
+        .unlocked_ioctl = mmapper_ioctl,
         .mmap           = mmapper_mmap,
         .open           = mmapper_open,
         .release        = mmapper_release,