diff options
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl32.c | 43 | ||||
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl32.h | 9 |
2 files changed, 51 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c index 17993352aa64..9234360910f2 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl32.c +++ b/fs/xfs/linux-2.6/xfs_ioctl32.c @@ -563,6 +563,46 @@ xfs_compat_attrmulti_by_handle( return -error; } +STATIC int +xfs_compat_fssetdm_by_handle( + xfs_mount_t *mp, + void __user *arg, + struct inode *parinode) +{ + int error; + struct fsdmidata fsd; + compat_xfs_fsop_setdm_handlereq_t dmhreq; + struct inode *inode; + + if (!capable(CAP_MKNOD)) + return -XFS_ERROR(EPERM); + if (copy_from_user(&dmhreq, arg, + sizeof(compat_xfs_fsop_setdm_handlereq_t))) + return -XFS_ERROR(EFAULT); + + error = xfs_vget_fsop_handlereq_compat(mp, parinode, &dmhreq.hreq, + &inode); + if (error) + return -error; + + if (IS_IMMUTABLE(inode) || IS_APPEND(inode)) { + error = -XFS_ERROR(EPERM); + goto out; + } + + if (copy_from_user(&fsd, compat_ptr(dmhreq.data), sizeof(fsd))) { + error = -XFS_ERROR(EFAULT); + goto out; + } + + error = -xfs_set_dmattrs(XFS_I(inode), fsd.fsd_dmevmask, + fsd.fsd_dmstate); + +out: + iput(inode); + return error; +} + STATIC long xfs_compat_ioctl( xfs_inode_t *ip, @@ -586,7 +626,6 @@ xfs_compat_ioctl( case XFS_IOC_GETBMAP: case XFS_IOC_GETBMAPA: case XFS_IOC_GETBMAPX: -/* case XFS_IOC_FSSETDM_BY_HANDLE: not handled */ case XFS_IOC_FSCOUNTS: case XFS_IOC_SET_RESBLKS: case XFS_IOC_GET_RESBLKS: @@ -696,6 +735,8 @@ xfs_compat_ioctl( return xfs_compat_attrlist_by_handle(mp, arg, inode); case XFS_IOC_ATTRMULTI_BY_HANDLE_32: return xfs_compat_attrmulti_by_handle(mp, arg, inode); + case XFS_IOC_FSSETDM_BY_HANDLE_32: + return xfs_compat_fssetdm_by_handle(mp, arg, inode); default: return -XFS_ERROR(ENOIOCTLCMD); } diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.h b/fs/xfs/linux-2.6/xfs_ioctl32.h index 785e7ec318cf..af918749d186 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl32.h +++ b/fs/xfs/linux-2.6/xfs_ioctl32.h @@ -155,6 +155,15 @@ typedef struct compat_xfs_fsop_attrmulti_handlereq { #define XFS_IOC_ATTRMULTI_BY_HANDLE_32 \ _IOW('X', 123, struct compat_xfs_fsop_attrmulti_handlereq) +typedef struct compat_xfs_fsop_setdm_handlereq { + struct compat_xfs_fsop_handlereq hreq; /* handle information */ + /* ptr to struct fsdmidata */ + compat_uptr_t data; /* DMAPI data */ +} compat_xfs_fsop_setdm_handlereq_t; + +#define XFS_IOC_FSSETDM_BY_HANDLE_32 \ + _IOW('X', 121, struct compat_xfs_fsop_setdm_handlereq) + #ifdef BROKEN_X86_ALIGNMENT /* on ia32 l_start is on a 32-bit boundary */ typedef struct compat_xfs_flock64 { |