diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2021-12-22 14:19:18 -0800 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-12-22 14:19:18 -0800 |
| commit | 983d8e60f50806f90534cc5373d0ce867e5aaf79 (patch) | |
| tree | 46c024d77d514ea47e4af91e4314cd29e67deeab /fs | |
| parent | 2585cf9dfaaddf00b069673f27bb3f8530e2039c (diff) | |
xfs: map unwritten blocks in XFS_IOC_{ALLOC,FREE}SP just like fallocate
The old ALLOCSP/FREESP ioctls in XFS can be used to preallocate space at
the end of files, just like fallocate and RESVSP. Make the behavior
consistent with the other ioctls.
Reported-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/xfs_ioctl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 174cd8950cb6..bc85e045845d 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -687,7 +687,8 @@ xfs_ioc_space( if (bf->l_start > XFS_ISIZE(ip)) { error = xfs_alloc_file_space(ip, XFS_ISIZE(ip), - bf->l_start - XFS_ISIZE(ip), 0); + bf->l_start - XFS_ISIZE(ip), + XFS_BMAPI_PREALLOC); if (error) goto out_unlock; } |