diff options
| -rw-r--r-- | drivers/md/md.c | 23 | ||||
| -rw-r--r-- | fs/compat_ioctl.c | 18 |
2 files changed, 23 insertions, 18 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index bcc66680952..08564375d6b 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> @@ -5691,6 +5692,25 @@ 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) { @@ -5756,6 +5776,9 @@ 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 278020d2449..14cbc831422 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -979,24 +979,6 @@ 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) -COMPATIBLE_IOCTL(SET_ARRAY_INFO) -COMPATIBLE_IOCTL(SET_DISK_INFO) -COMPATIBLE_IOCTL(WRITE_RAID_INFO) -COMPATIBLE_IOCTL(UNPROTECT_ARRAY) -COMPATIBLE_IOCTL(PROTECT_ARRAY) -COMPATIBLE_IOCTL(RUN_ARRAY) -COMPATIBLE_IOCTL(STOP_ARRAY) -COMPATIBLE_IOCTL(STOP_ARRAY_RO) -COMPATIBLE_IOCTL(RESTART_ARRAY_RW) -COMPATIBLE_IOCTL(GET_BITMAP_FILE) COMPATIBLE_IOCTL(KDGETKEYCODE) COMPATIBLE_IOCTL(KDSETKEYCODE) COMPATIBLE_IOCTL(KDGKBTYPE) |