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Diffstat (limited to 'fs/xfs/xfs_fsmap.c')
-rw-r--r--fs/xfs/xfs_fsmap.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/xfs/xfs_fsmap.c b/fs/xfs/xfs_fsmap.c
index 3683819887a5..814ed729881d 100644
--- a/fs/xfs/xfs_fsmap.c
+++ b/fs/xfs/xfs_fsmap.c
@@ -828,6 +828,7 @@ xfs_getfsmap(
struct xfs_fsmap dkeys[2]; /* per-dev keys */
struct xfs_getfsmap_dev handlers[XFS_GETFSMAP_DEVS];
struct xfs_getfsmap_info info = { NULL };
+ bool use_rmap;
int i;
int error = 0;
@@ -837,12 +838,14 @@ xfs_getfsmap(
!xfs_getfsmap_is_valid_device(mp, &head->fmh_keys[1]))
return -EINVAL;
+ use_rmap = capable(CAP_SYS_ADMIN) &&
+ xfs_sb_version_hasrmapbt(&mp->m_sb);
head->fmh_entries = 0;
/* Set up our device handlers. */
memset(handlers, 0, sizeof(handlers));
handlers[0].dev = new_encode_dev(mp->m_ddev_targp->bt_dev);
- if (xfs_sb_version_hasrmapbt(&mp->m_sb))
+ if (use_rmap)
handlers[0].fn = xfs_getfsmap_datadev_rmapbt;
else
handlers[0].fn = xfs_getfsmap_datadev_bnobt;
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