diff options
Diffstat (limited to 'fs/reiserfs/ioctl.c')
| -rw-r--r-- | fs/reiserfs/ioctl.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/fs/reiserfs/ioctl.c b/fs/reiserfs/ioctl.c index a986b5e1e288..9c57578cb831 100644 --- a/fs/reiserfs/ioctl.c +++ b/fs/reiserfs/ioctl.c @@ -9,6 +9,7 @@ #include <asm/uaccess.h> #include <linux/pagemap.h> #include <linux/smp_lock.h> +#include <linux/compat.h> static int reiserfs_unpack(struct inode *inode, struct file *filp); @@ -94,6 +95,40 @@ int reiserfs_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, } } +#ifdef CONFIG_COMPAT +long reiserfs_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct inode *inode = file->f_dentry->d_inode; + int ret; + + /* These are just misnamed, they actually get/put from/to user an int */ + switch (cmd) { + case REISERFS_IOC32_UNPACK: + cmd = REISERFS_IOC_UNPACK; + break; + case REISERFS_IOC32_GETFLAGS: + cmd = REISERFS_IOC_GETFLAGS; + break; + case REISERFS_IOC32_SETFLAGS: + cmd = REISERFS_IOC_SETFLAGS; + break; + case REISERFS_IOC32_GETVERSION: + cmd = REISERFS_IOC_GETVERSION; + break; + case REISERFS_IOC32_SETVERSION: + cmd = REISERFS_IOC_SETVERSION; + break; + default: + return -ENOIOCTLCMD; + } + lock_kernel(); + ret = reiserfs_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg)); + unlock_kernel(); + return ret; +} +#endif + /* ** reiserfs_unpack ** Function try to convert tail from direct item into indirect. |