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[COMPAT]: Add ext3 ioctl translations. 

So things like on-line resizing et al. work.

Based almost entirely upon a patch by Guido Gnther <agx@sigxcpu.org>

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2005-11-17 15:04:34 -08:00
parent 6b1de9161e
commit d5ea655376
1 changed files with 36 additions and 0 deletions
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36
fs/compat_ioctl.c
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@ -49,6 +49,8 @@
#include <linux/vt_kern.h>
#include <linux/fb.h>
#include <linux/ext2_fs.h>
#include <linux/ext3_jbd.h>
#include <linux/ext3_fs.h>
#include <linux/videodev.h>
#include <linux/netdevice.h>
#include <linux/raw.h>
@ -134,6 +136,15 @@
/* Aiee. Someone does not find a difference between int and long */
#define EXT2_IOC32_GETFLAGS _IOR('f', 1, int)
#define EXT2_IOC32_SETFLAGS _IOW('f', 2, int)
#define EXT3_IOC32_GETVERSION _IOR('f', 3, int)
#define EXT3_IOC32_SETVERSION _IOR('f', 4, int)
#define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int)
#define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int)
#define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int)
#ifdef CONFIG_JBD_DEBUG
#define EXT3_IOC32_WAIT_FOR_READONLY _IOR('f', 99, int)
#endif
#define EXT2_IOC32_GETVERSION _IOR('v', 1, int)
#define EXT2_IOC32_SETVERSION _IOW('v', 2, int)
@ -180,6 +191,22 @@ static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
}
static int do_ext3_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
/* These are just misnamed, they actually get/put from/to user an int */
switch (cmd) {
case EXT3_IOC32_GETVERSION: cmd = EXT3_IOC_GETVERSION; break;
case EXT3_IOC32_SETVERSION: cmd = EXT3_IOC_SETVERSION; break;
case EXT3_IOC32_GETRSVSZ: cmd = EXT3_IOC_GETRSVSZ; break;
case EXT3_IOC32_SETRSVSZ: cmd = EXT3_IOC_SETRSVSZ; break;
case EXT3_IOC32_GROUP_EXTEND: cmd = EXT3_IOC_GROUP_EXTEND; break;
#ifdef CONFIG_JBD_DEBUG
case EXT3_IOC32_WAIT_FOR_READONLY: cmd = EXT3_IOC_WAIT_FOR_READONLY; break;
#endif
}
return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
}
struct video_tuner32 {
compat_int_t tuner;
char name[32];
@ -2981,6 +3008,15 @@ HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl)
HANDLE_IOCTL(EXT3_IOC32_GETVERSION, do_ext3_ioctl)
HANDLE_IOCTL(EXT3_IOC32_SETVERSION, do_ext3_ioctl)
HANDLE_IOCTL(EXT3_IOC32_GETRSVSZ, do_ext3_ioctl)
HANDLE_IOCTL(EXT3_IOC32_SETRSVSZ, do_ext3_ioctl)
HANDLE_IOCTL(EXT3_IOC32_GROUP_EXTEND, do_ext3_ioctl)
COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD)
#ifdef CONFIG_JBD_DEBUG
HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl)
#endif
HANDLE_IOCTL(VIDIOCGTUNER32, do_video_ioctl)
HANDLE_IOCTL(VIDIOCSTUNER32, do_video_ioctl)
HANDLE_IOCTL(VIDIOCGWIN32, do_video_ioctl)