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From: Frederic Weisbecker on 8 Aug 2010 21:50
These were amongst the last users of struct file_operations:ioctl

(applied in my bkl/ioctl branch)

Signed-off-by: Frederic Weisbecker <fweisbec(a)gmail.com>
Cc: Arnd Bergmann <arnd(a)arndb.de>
Cc: John Kacur <jkacur(a)redhat.com>
Cc: Greg KH <gregkh(a)suse.de>
---
drivers/staging/easycap/easycap.h | 8 +---
drivers/staging/easycap/easycap_ioctl.c | 52 ++++++++++++++++++-------------
drivers/staging/easycap/easycap_main.c | 38 +++++++++++-----------
3 files changed, 51 insertions(+), 47 deletions(-)

diff --git a/drivers/staging/easycap/easycap.h b/drivers/staging/easycap/easycap.h
index ad836d2..f3c827e 100644
--- a/drivers/staging/easycap/easycap.h
+++ b/drivers/staging/easycap/easycap.h
@@ -463,15 +463,12 @@ struct data_buffer audio_buffer[];
void easycap_complete(struct urb *);
int easycap_open(struct inode *, struct file *);
int easycap_release(struct inode *, struct file *);
-int easycap_ioctl(struct inode *, struct file *, \
- unsigned int, unsigned long);
+long easycap_ioctl(struct file *, unsigned int, unsigned long);

/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/
#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
int easycap_open_noinode(struct file *);
int easycap_release_noinode(struct file *);
-long easycap_ioctl_noinode(struct file *, \
- unsigned int, unsigned long);
int videodev_release(struct video_device *);
#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
@@ -515,8 +512,7 @@ void easysnd_complete(struct urb *);
ssize_t easysnd_read(struct file *, char __user *, size_t, loff_t *);
int easysnd_open(struct inode *, struct file *);
int easysnd_release(struct inode *, struct file *);
-int easysnd_ioctl(struct inode *, struct file *, \
- unsigned int, unsigned long);
+long easysnd_ioctl(struct file *, unsigned int, unsigned long);
unsigned int easysnd_poll(struct file *, poll_table *);
void easysnd_delete(struct kref *);
int submit_audio_urbs(struct easycap *);
diff --git a/drivers/staging/easycap/easycap_ioctl.c b/drivers/staging/easycap/easycap_ioctl.c
index 276b63d..9a42ae0 100644
--- a/drivers/staging/easycap/easycap_ioctl.c
+++ b/drivers/staging/easycap/easycap_ioctl.c
@@ -25,6 +25,7 @@
*/
/*****************************************************************************/

+#include <linux/smp_lock.h>
#include "easycap.h"
#include "easycap_debug.h"
#include "easycap_standard.h"
@@ -773,19 +774,10 @@ while (0xFFFFFFFF != easycap_control[i1].id) {
SAY("WARNING: failed to adjust mute: control not found\n");
return -ENOENT;
}
-/****************************************************************************/
-/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/
-#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
-long
-easycap_ioctl_noinode(struct file *file, unsigned int cmd, unsigned long arg)\
- {
- return easycap_ioctl((struct inode *)NULL, file, cmd, arg);
-}
-#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
-/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
+
/*--------------------------------------------------------------------------*/
-int easycap_ioctl(struct inode *inode, struct file *file, \
- unsigned int cmd, unsigned long arg)
+static int easycap_ioctl_bkl(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg)
{
static struct easycap *peasycap;
static struct usb_device *p;
@@ -1956,19 +1948,22 @@ default: {
}
return 0;
}
-/****************************************************************************/
-/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/
-#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
-long
-easysnd_ioctl_noinode(struct file *file, unsigned int cmd, unsigned long arg)
+
+long easycap_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
- return easysnd_ioctl((struct inode *)NULL, file, cmd, arg);
+ struct inode *inode = file->f_dentry->d_inode;
+ long ret;
+
+ lock_kernel();
+ ret = easycap_ioctl_bkl(inode, file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
}
-#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
-/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
+
/*--------------------------------------------------------------------------*/
-int easysnd_ioctl(struct inode *inode, struct file *file, \
- unsigned int cmd, unsigned long arg)
+static int easysnd_ioctl_bkl(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg)
{
struct easycap *peasycap;
struct usb_device *p;
@@ -2158,6 +2153,19 @@ default: {
}
return 0;
}
+
+long easysnd_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ long ret;
+
+ lock_kernel();
+ ret = easysnd_ioctl_bkl(inode, file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
/*****************************************************************************/
int explain_ioctl(__u32 wot)
{
diff --git a/drivers/staging/easycap/easycap_main.c b/drivers/staging/easycap/easycap_main.c
index 09c194c..5a4bbd9 100644
--- a/drivers/staging/easycap/easycap_main.c
+++ b/drivers/staging/easycap/easycap_main.c
@@ -60,13 +60,13 @@ struct usb_driver easycap_usb_driver = {
*/
/*---------------------------------------------------------------------------*/
const struct file_operations easycap_fops = {
-.owner = THIS_MODULE,
-.open = easycap_open,
-.release = easycap_release,
-.ioctl = easycap_ioctl,
-.poll = easycap_poll,
-.mmap = easycap_mmap,
-.llseek = no_llseek,
+ .owner = THIS_MODULE,
+ .open = easycap_open,
+ .release = easycap_release,
+ .unlocked_ioctl = easycap_ioctl,
+ .poll = easycap_poll,
+ .mmap = easycap_mmap,
+ .llseek = no_llseek,
};
struct vm_operations_struct easycap_vm_ops = {
.open = easycap_vma_open,
@@ -83,12 +83,12 @@ struct usb_class_driver easycap_class = {
#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
#if defined(EASYCAP_NEEDS_V4L2_FOPS)
const struct v4l2_file_operations v4l2_fops = {
-.owner = THIS_MODULE,
-.open = easycap_open_noinode,
-.release = easycap_release_noinode,
-.ioctl = easycap_ioctl_noinode,
-.poll = easycap_poll,
-.mmap = easycap_mmap,
+ .owner = THIS_MODULE,
+ .open = easycap_open_noinode,
+ .release = easycap_release_noinode,
+ .unlocked_ioctl = easycap_ioctl,
+ .poll = easycap_poll,
+ .mmap = easycap_mmap,
};
#endif /*EASYCAP_NEEDS_V4L2_FOPS*/
int video_device_many /*=0*/;
@@ -102,12 +102,12 @@ struct video_device *pvideo_array[VIDEO_DEVICE_MANY], *pvideo_device;
*/
/*--------------------------------------------------------------------------*/
const struct file_operations easysnd_fops = {
-.owner = THIS_MODULE,
-.open = easysnd_open,
-.release = easysnd_release,
-.ioctl = easysnd_ioctl,
-.read = easysnd_read,
-.llseek = no_llseek,
+ .owner = THIS_MODULE,
+ .open = easysnd_open,
+ .release = easysnd_release,
+ .unlocked_ioctl = easysnd_ioctl,
+ .read = easysnd_read,
+ .llseek = no_llseek,
};
struct usb_class_driver easysnd_class = {
.name = "usb/easysnd%d",
--
1.6.2.3

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Prev: linux-next: build failure after merge of the mfd tree
Next: [net-2.6 PATCH v2 1/2] igb.txt: Add igb documentation