From: Arnd Bergmann <arnd@xxxxxxxx>
The RAID ioctls are only implemented in md.c, so the
handling for them should also be moved there from
fs/compat_ioctl.c.
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Neil Brown <neilb@xxxxxxx>
Cc: Andre Noll <maan@xxxxxxxxxxxxxxx>
Cc: linux-raid@xxxxxxxxxxxxxxx
Signed-off-by: NeilBrown <neilb@xxxxxxx>
---
drivers/md/md.c | 23 +++++++++++++++++++++++
fs/compat_ioctl.c | 22 ----------------------
2 files changed, 23 insertions(+), 22 deletions(-)
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 5111587..c4a0e59 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -44,6 +44,7 @@
#include <linux/random.h>
#include <linux/reboot.h>
#include <linux/file.h>
+#include <linux/compat.h>
#include <linux/delay.h>
#include <linux/raid/md_p.h>
#include <linux/raid/md_u.h>
@@ -5681,6 +5682,25 @@ done:
abort:
return err;
}
+#ifdef CONFIG_COMPAT
+static int md_compat_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
+{
+ switch (cmd) {
+ case HOT_REMOVE_DISK:
+ case HOT_ADD_DISK:
+ case SET_DISK_FAULTY:
+ case SET_BITMAP_FILE:
+ /* These take in integer arg, do not convert */
+ break;
+ default:
+ arg = (unsigned long)compat_ptr(arg);
+ break;
+ }
+
+ return md_ioctl(bdev, mode, cmd, arg);
+}
+#endif /* CONFIG_COMPAT */
static int md_open(struct block_device *bdev, fmode_t mode)
{
@@ -5746,6 +5766,9 @@ static const struct block_device_operations md_fops =
.open = md_open,
.release = md_release,
.ioctl = md_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = md_compat_ioctl,
+#endif
.getgeo = md_getgeo,
.media_changed = md_media_changed,
.revalidate_disk= md_revalidate,
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index d84e705..ad485ba 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -1912,28 +1912,6 @@ COMPATIBLE_IOCTL(FIGETBSZ)
/* 'X' - originally XFS but some now in the VFS */
COMPATIBLE_IOCTL(FIFREEZE)
COMPATIBLE_IOCTL(FITHAW)
-/* RAID */
-COMPATIBLE_IOCTL(RAID_VERSION)
-COMPATIBLE_IOCTL(GET_ARRAY_INFO)
-COMPATIBLE_IOCTL(GET_DISK_INFO)
-COMPATIBLE_IOCTL(PRINT_RAID_DEBUG)
-COMPATIBLE_IOCTL(RAID_AUTORUN)
-COMPATIBLE_IOCTL(CLEAR_ARRAY)
-COMPATIBLE_IOCTL(ADD_NEW_DISK)
-ULONG_IOCTL(HOT_REMOVE_DISK)
-COMPATIBLE_IOCTL(SET_ARRAY_INFO)
-COMPATIBLE_IOCTL(SET_DISK_INFO)
-COMPATIBLE_IOCTL(WRITE_RAID_INFO)
-COMPATIBLE_IOCTL(UNPROTECT_ARRAY)
-COMPATIBLE_IOCTL(PROTECT_ARRAY)
-ULONG_IOCTL(HOT_ADD_DISK)
-ULONG_IOCTL(SET_DISK_FAULTY)
-COMPATIBLE_IOCTL(RUN_ARRAY)
-COMPATIBLE_IOCTL(STOP_ARRAY)
-COMPATIBLE_IOCTL(STOP_ARRAY_RO)
-COMPATIBLE_IOCTL(RESTART_ARRAY_RW)
-COMPATIBLE_IOCTL(GET_BITMAP_FILE)
-ULONG_IOCTL(SET_BITMAP_FILE)
/* Big K */
COMPATIBLE_IOCTL(PIO_FONT)
COMPATIBLE_IOCTL(GIO_FONT)
--
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