[PATCH] kill the rest of struct file propagation in block ioctls
Now we can switch blkdev_ioctl() block_device/mode
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 5b3db06..3098c92 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -177,7 +177,7 @@
compat_caddr_t data;
};
-static int compat_blkpg_ioctl(struct inode *inode, struct file *file,
+static int compat_blkpg_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, struct compat_blkpg_ioctl_arg __user *ua32)
{
struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
@@ -196,7 +196,7 @@
if (err)
return err;
- return blkdev_ioctl(inode, file, cmd, (unsigned long)a);
+ return blkdev_ioctl(bdev, mode, cmd, (unsigned long)a);
}
#define BLKBSZGET_32 _IOR(0x12, 112, int)
@@ -715,13 +715,13 @@
* but we call blkdev_ioctl, which gets the lock for us
*/
case BLKRRPART:
- return blkdev_ioctl(inode, file, cmd,
+ return blkdev_ioctl(bdev, mode, cmd,
(unsigned long)compat_ptr(arg));
case BLKBSZSET_32:
- return blkdev_ioctl(inode, file, BLKBSZSET,
+ return blkdev_ioctl(bdev, mode, BLKBSZSET,
(unsigned long)compat_ptr(arg));
case BLKPG:
- return compat_blkpg_ioctl(inode, file, cmd, compat_ptr(arg));
+ return compat_blkpg_ioctl(bdev, mode, cmd, compat_ptr(arg));
case BLKRAGET:
case BLKFRAGET:
if (!arg)
diff --git a/block/ioctl.c b/block/ioctl.c
index 14b7f2c..c832d63 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -230,20 +230,13 @@
* always keep this in sync with compat_blkdev_ioctl() and
* compat_blkdev_locked_ioctl()
*/
-int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd,
+int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct gendisk *disk = bdev->bd_disk;
struct backing_dev_info *bdi;
loff_t size;
int ret, n;
- fmode_t mode = 0;
- if (file) {
- mode = file->f_mode;
- if (file->f_flags & O_NDELAY)
- mode |= FMODE_NDELAY_NOW;
- }
switch(cmd) {
case BLKFLSBUF:
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index f3cf5eb..96adf28 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -125,7 +125,7 @@
{
struct block_device *bdev = filp->private_data;
- return blkdev_ioctl(bdev->bd_inode, NULL, command, arg);
+ return blkdev_ioctl(bdev, 0, command, arg);
}
static void bind_device(struct raw_config_request *rq)
diff --git a/fs/block_dev.c b/fs/block_dev.c
index b89c956..05865b9 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1202,7 +1202,11 @@
static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
- return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
+ struct block_device *bdev = I_BDEV(file->f_mapping->host);
+ fmode_t mode = file->f_mode;
+ if (file->f_flags & O_NDELAY)
+ mode |= FMODE_NDELAY_NOW;
+ return blkdev_ioctl(bdev, mode, cmd, arg);
}
static const struct address_space_operations def_blk_aops = {
@@ -1238,7 +1242,7 @@
int res;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- res = blkdev_ioctl(bdev->bd_inode, NULL, cmd, arg);
+ res = blkdev_ioctl(bdev, 0, cmd, arg);
set_fs(old_fs);
return res;
}
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 11de682..ff536e1 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1717,7 +1717,7 @@
extern const struct file_operations def_fifo_fops;
#ifdef CONFIG_BLOCK
extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long);
-extern int blkdev_ioctl(struct inode *, struct file *, unsigned, unsigned long);
+extern int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long);
extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long);
extern int blkdev_get(struct block_device *, fmode_t);
extern int blkdev_put(struct block_device *, fmode_t);
