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| author | David Howells <dhowells@redhat.com> | 2006-08-29 19:06:20 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@nelson.home.kernel.dk> | 2006-09-30 20:52:29 +0200 |
| commit | e322ff07fb2d0f05c02d85e7c6b30d23f308c20f (patch) | |
| tree | 56c6817342087294f5242dbea9eaaa38098a9046 /fs/ext2/ioctl.c | |
| parent | 52b499c438ff60991eb3855ca090782569b3e8cf (diff) | |
| download | op-kernel-dev-e322ff07fb2d0f05c02d85e7c6b30d23f308c20f.zip op-kernel-dev-e322ff07fb2d0f05c02d85e7c6b30d23f308c20f.tar.gz | |
[PATCH] BLOCK: Move the Ext2 device ioctl compat stuff to the Ext2 driver [try #6]
Move the Ext2 device ioctl compat stuff from fs/compat_ioctl.c to the Ext2
driver so that the Ext2 header file doesn't need to be included.
Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/ext2/ioctl.c')
| -rw-r--r-- | fs/ext2/ioctl.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c index 3ca9afd..1dfba77 100644 --- a/fs/ext2/ioctl.c +++ b/fs/ext2/ioctl.c @@ -11,6 +11,8 @@ #include <linux/capability.h> #include <linux/time.h> #include <linux/sched.h> +#include <linux/compat.h> +#include <linux/smp_lock.h> #include <asm/current.h> #include <asm/uaccess.h> @@ -80,3 +82,33 @@ int ext2_ioctl (struct inode * inode, struct file * filp, unsigned int cmd, return -ENOTTY; } } + +#ifdef CONFIG_COMPAT +long ext2_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 EXT2_IOC32_GETFLAGS: + cmd = EXT2_IOC_GETFLAGS; + break; + case EXT2_IOC32_SETFLAGS: + cmd = EXT2_IOC_SETFLAGS; + break; + case EXT2_IOC32_GETVERSION: + cmd = EXT2_IOC_GETVERSION; + break; + case EXT2_IOC32_SETVERSION: + cmd = EXT2_IOC_SETVERSION; + break; + default: + return -ENOIOCTLCMD; + } + lock_kernel(); + ret = ext2_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg)); + unlock_kernel(); + return ret; +} +#endif |
