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| author |   Darrick J. Wong <darrick.wong@oracle.com> | 2017-03-28 14:56:37 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-04-03 15:18:17 -0700 |
| commit | e89c041338ed6ef2694e6465ca1ba033e0a2978c (patch) | |
| tree | 7866a101041335d77127b2258e5759b61d1d1e60 /fs/xfs/xfs_ioctl32.c | |
| parent | xfs: add a couple of queries to iterate free extents in the rtbitmap (diff) | |
| download | linux-dev-e89c041338ed6ef2694e6465ca1ba033e0a2978c.tar.xz linux-dev-e89c041338ed6ef2694e6465ca1ba033e0a2978c.zip | |
xfs: implement the GETFSMAP ioctl
Introduce a new ioctl that uses the reverse mapping btree to return
information about the physical layout of the filesystem.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_ioctl32.c')
| -rw-r--r-- | fs/xfs/xfs_ioctl32.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c index 7c49938c5aed..fa0bc4d46065 100644 --- a/fs/xfs/xfs_ioctl32.c +++ b/fs/xfs/xfs_ioctl32.c @@ -20,6 +20,7 @@ #include <linux/mount.h> #include <linux/slab.h> #include <linux/uaccess.h> +#include <linux/fsmap.h> #include "xfs.h" #include "xfs_fs.h" #include "xfs_format.h" @@ -554,6 +555,7 @@ xfs_file_compat_ioctl( case XFS_IOC_GOINGDOWN: case XFS_IOC_ERROR_INJECTION: case XFS_IOC_ERROR_CLEARALL: + case FS_IOC_GETFSMAP: return xfs_file_ioctl(filp, cmd, p); #ifndef BROKEN_X86_ALIGNMENT /* These are handled fine if no alignment issues */ |