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(parent: fb3c3de) | patch
xfs: implement the GETFSMAP ioctl
authorDarrick J. Wong <darrick.wong@oracle.com>
Tue, 28 Mar 2017 21:56:37 +0000 (14:56 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Apr 2017 22:18:17 +0000 (15:18 -0700)
commite89c041338ed6ef2694e6465ca1ba033e0a2978c
tree7866a101041335d77127b2258e5759b61d1d1e60tree | snapshot (tar.gz zip)
parentfb3c3de2f65c007f3ee50538ea131f5c4603c7bccommit | diff
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>
12 files changed:
fs/xfs/Makefile diff | blob | blame | history
fs/xfs/libxfs/xfs_fs.h diff | blob | blame | history
fs/xfs/libxfs/xfs_rmap.c diff | blob | blame | history
fs/xfs/libxfs/xfs_rmap.h diff | blob | blame | history
fs/xfs/xfs_fsmap.c [new file with mode: 0644] blob
fs/xfs/xfs_fsmap.h [new file with mode: 0644] blob
fs/xfs/xfs_ioctl.c diff | blob | blame | history
fs/xfs/xfs_ioctl32.c diff | blob | blame | history
fs/xfs/xfs_trace.c diff | blob | blame | history
fs/xfs/xfs_trace.h diff | blob | blame | history
fs/xfs/xfs_trans.c diff | blob | blame | history
fs/xfs/xfs_trans.h diff | blob | blame | history