Since kernel commit 3dd4d40b4208("xfs: Sanity check flags
of Q_XQUOTARM call"), it has added flags check. If it is
not usr,grp,prj quota type, it will report EINVAL.
Signed-off-by: Yang Xu <xuyang2018.jy@xxxxxxxxxxxxxx>
---
man2/quotactl.2 | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/man2/quotactl.2 b/man2/quotactl.2
index 34d3cfca8..d636818bd 100644
--- a/man2/quotactl.2
+++ b/man2/quotactl.2
@@ -666,8 +666,10 @@ value containing flags (the same as in
.I d_flags
field of
.I fs_disk_quota
-structure) which identify what types of quota should be removed
-(note that the quota type passed in the
+structure, check flags since Linux 5.5)
+.\" 3dd4d40b420846dd35869ccc8f8627feef2cff32
+which identify what types of quota
+should be removed(note that the quota type passed in the
.I cmd
argument is ignored, but should remain valid in order to pass preliminary
quotactl syscall handler checks).
@@ -736,6 +738,12 @@ is
.BR Q_QUOTAON ,
but the specified quota file is corrupted.
.TP
+.B EINVAL
+.I cmd
+is
+.BR Q_XQUOTARM ,
+but the addr does not point to valid quota types.
+.TP
.B ENOENT
The file specified by
.I special
--
2.18.0
