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| author | Al Viro <viro@zeniv.linux.org.uk> | 2007-08-29 20:34:12 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-10-21 07:47:26 -0400 |
| commit | 633a08b81206122469365b4c72eaeb71f04f2cb4 (patch) | |
| tree | 9cd30507efd30645d30d351c7ad0d5966f806532 /drivers/md/dm-mpath.c | |
| parent | a0eb62a0a4470fef5a5f41e7f1442fdd667220ef (diff) | |
| download | talos-obmc-linux-633a08b81206122469365b4c72eaeb71f04f2cb4.tar.gz talos-obmc-linux-633a08b81206122469365b4c72eaeb71f04f2cb4.zip | |
[PATCH] introduce __blkdev_driver_ioctl()
Analog of blkdev_driver_ioctl() with sane arguments. For
now uses fake struct file, by the end of the series it won't
and blkdev_driver_ioctl() will become a wrapper around it.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/md/dm-mpath.c')
| -rw-r--r-- | drivers/md/dm-mpath.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index c681d5e5f45c..d85c65a46433 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -1400,13 +1400,10 @@ static int multipath_ioctl(struct dm_target *ti, unsigned int cmd, { struct multipath *m = (struct multipath *) ti->private; struct block_device *bdev = NULL; + fmode_t mode = 0; unsigned long flags; - struct file fake_file = {}; - struct dentry fake_dentry = {}; int r = 0; - fake_file.f_path.dentry = &fake_dentry; - spin_lock_irqsave(&m->lock, flags); if (!m->current_pgpath) @@ -1414,8 +1411,7 @@ static int multipath_ioctl(struct dm_target *ti, unsigned int cmd, if (m->current_pgpath) { bdev = m->current_pgpath->path.dev->bdev; - fake_dentry.d_inode = bdev->bd_inode; - fake_file.f_mode = m->current_pgpath->path.dev->mode; + mode = m->current_pgpath->path.dev->mode; } if (m->queue_io) @@ -1425,8 +1421,7 @@ static int multipath_ioctl(struct dm_target *ti, unsigned int cmd, spin_unlock_irqrestore(&m->lock, flags); - return r ? : blkdev_driver_ioctl(bdev->bd_inode, &fake_file, - bdev->bd_disk, cmd, arg); + return r ? : __blkdev_driver_ioctl(bdev, mode, cmd, arg); } /*----------------------------------------------------------------- |
