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[PATCH] BLOCK: Move the Ext2 device ioctl compat stuff to the Ext2 driver [try #6]

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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>
This commit is contained in:
David Howells 2006-08-29 19:06:20 +01:00 • committed by Jens Axboe
parent 52b499c438
commit e322ff07fb
5 changed files with 42 additions and 17 deletions
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32
fs/ext2/ioctl.c
View file

@ -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