LU-1842 quota: quota identifier unification

[fs/lustre-release.git] / lustre / include / lustre / lustre_idl.h

diff --git a/lustre/include/lustre/lustre_idl.h b/lustre/include/lustre/lustre_idl.h
index 05a01f2..41b1af1 100644 (file)
--- a/lustre/include/lustre/lustre_idl.h
+++ b/lustre/include/lustre/lustre_idl.h
@@ -1765,6 +1765,17 @@ struct mdt_ioepoch {
 
 extern void lustre_swab_mdt_ioepoch (struct mdt_ioepoch *b);
 
+/* The lquota_id structure is an union of all the possible identifier types that
+ * can be used with quota, this includes:
+ * - 64-bit user ID
+ * - 64-bit group ID
+ * - a FID which can be used for per-directory quota in the future */
+union lquota_id {
+       struct lu_fid   qid_fid; /* FID for per-directory quota */
+       __u64           qid_uid; /* user identifier */
+       __u64           qid_gid; /* group identifier */
+};
+
 #define Q_QUOTACHECK    0x800100
 #define Q_INITQUOTA     0x800101        /* init slave limits */
 #define Q_GETOINFO      0x800102        /* get obd quota info */