The patch titled
dm linear: support ioctls
has been added to the -mm tree. Its filename is
dm-linear-support-ioctls.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: dm linear: support ioctls
From: Milan Broz <mbroz@xxxxxxxxxx>
When an ioctl is performed on a device with a linear target, simply pass it on
to the underlying block device.
Note that the ioctl will pass through the filtering in blkdev_ioctl() twice.
Signed-off-by: Milan Broz <mbroz@xxxxxxxxxx>
Signed-off-by: Alasdair G Kergon <agk@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/md/dm-linear.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff -puN drivers/md/dm-linear.c~dm-linear-support-ioctls drivers/md/dm-linear.c
--- a/drivers/md/dm-linear.c~dm-linear-support-ioctls
+++ a/drivers/md/dm-linear.c
@@ -96,14 +96,25 @@ static int linear_status(struct dm_targe
return 0;
}
+static int linear_ioctl(struct dm_target *ti, struct inode *inode,
+ struct file *filp, unsigned int cmd,
+ unsigned long arg)
+{
+ struct linear_c *lc = (struct linear_c *) ti->private;
+ struct block_device *bdev = lc->dev->bdev;
+
+ return blkdev_ioctl(bdev->bd_inode, filp, cmd, arg);
+}
+
static struct target_type linear_target = {
.name = "linear",
- .version= {1, 0, 1},
+ .version= {1, 0, 2},
.module = THIS_MODULE,
.ctr = linear_ctr,
.dtr = linear_dtr,
.map = linear_map,
.status = linear_status,
+ .ioctl = linear_ioctl,
};
int __init dm_linear_init(void)
_
Patches currently in -mm which might be from mbroz@xxxxxxxxxx are
dm-table-get_target-fix-last-index.patch
dm-support-ioctls-on-mapped-devices.patch
dm-linear-support-ioctls.patch
dm-mpath-support-ioctls.patch
-
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