diff options
Diffstat (limited to 'fs/xfs/xfs_ioctl.c')
-rw-r--r-- | fs/xfs/xfs_ioctl.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index ec3c6c401ee7..b36abd453709 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -33,6 +33,7 @@ #include "xfs_fsmap.h" #include "scrub/xfs_scrub.h" #include "xfs_sb.h" +#include "xfs_ag.h" #include <linux/capability.h> #include <linux/cred.h> @@ -804,6 +805,26 @@ xfs_ioc_fsgeometry( return 0; } +STATIC int +xfs_ioc_ag_geometry( + struct xfs_mount *mp, + void __user *arg) +{ + struct xfs_ag_geometry ageo; + int error; + + if (copy_from_user(&ageo, arg, sizeof(ageo))) + return -EFAULT; + + error = xfs_ag_get_geometry(mp, ageo.ag_number, &ageo); + if (error) + return error; + + if (copy_to_user(arg, &ageo, sizeof(ageo))) + return -EFAULT; + return 0; +} + /* * Linux extended inode flags interface. */ @@ -1930,6 +1951,9 @@ xfs_file_ioctl( case XFS_IOC_FSGEOMETRY: return xfs_ioc_fsgeometry(mp, arg, 5); + case XFS_IOC_AG_GEOMETRY: + return xfs_ioc_ag_geometry(mp, arg); + case XFS_IOC_GETVERSION: return put_user(inode->i_generation, (int __user *)arg); |