diff options
| author | sandeen@sandeen.net <sandeen@sandeen.net> | 2008-11-25 21:20:09 -0600 |
|---|---|---|
| committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-12-02 17:10:04 +1100 |
| commit | e94fc4a43e5c39f689e83caf6d2f0939081f5e6b (patch) | |
| tree | 8c076b71376488d7829f6c992d5e5ee545be9e19 /fs/xfs/linux-2.6/xfs_ioctl32.h | |
| parent | d5547f9feea459dfc9e7313bd1d561394e2c129f (diff) | |
[XFS] Add compat handlers for swapext ioctl
The big hitter here was the bstat field, which contains
different sized time_t on 32 vs. 64 bit. Add a copyin
function to translate the 32-bit arg to 64-bit, and
call the swapext ioctl helper.
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_ioctl32.h')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl32.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.h b/fs/xfs/linux-2.6/xfs_ioctl32.h index 003a10e695b..bf08ab12a6f 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl32.h +++ b/fs/xfs/linux-2.6/xfs_ioctl32.h @@ -110,6 +110,19 @@ typedef struct compat_xfs_fsop_handlereq { #define XFS_IOC_READLINK_BY_HANDLE_32 \ _IOWR('X', 108, struct compat_xfs_fsop_handlereq) +/* The bstat field in the swapext struct needs translation */ +typedef struct compat_xfs_swapext { + __int64_t sx_version; /* version */ + __int64_t sx_fdtarget; /* fd of target file */ + __int64_t sx_fdtmp; /* fd of tmp file */ + xfs_off_t sx_offset; /* offset into file */ + xfs_off_t sx_length; /* leng from offset */ + char sx_pad[16]; /* pad space, unused */ + compat_xfs_bstat_t sx_stat; /* stat of target b4 copy */ +} __compat_packed compat_xfs_swapext_t; + +#define XFS_IOC_SWAPEXT_32 _IOWR('X', 109, struct compat_xfs_swapext) + #ifdef BROKEN_X86_ALIGNMENT /* on ia32 l_start is on a 32-bit boundary */ typedef struct compat_xfs_flock64 { |