Branch HEAD

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

diff --git a/lustre/include/lustre_quota.h b/lustre/include/lustre_quota.h
index 9c6cd5d..838c460 100644 (file)
--- a/lustre/include/lustre_quota.h
+++ b/lustre/include/lustre_quota.h
@@ -337,7 +337,7 @@ struct lustre_qunit_size {
         cfs_time_t lqs_last_bshrink;   /** time of last block shrink */
         cfs_time_t lqs_last_ishrink;   /** time of last inode shrink */
         spinlock_t lqs_lock;
-        struct quota_adjust_qunit lqs_key; /** hash key */
+        unsigned long long lqs_key;    /** hash key */
         struct lustre_quota_ctxt *lqs_ctxt; /** quota ctxt */
 };
 
@@ -349,6 +349,13 @@ struct lustre_qunit_size {
 #define LQS_SET_ADJBLK(lqs) ((lqs)->lqs_flags |= LQUOTA_FLAGS_ADJBLK)
 #define LQS_SET_ADJINO(lqs) ((lqs)->lqs_flags |= LQUOTA_FLAGS_ADJINO)
 
+/* In the hash for lustre_qunit_size, the key is decided by
+ * grp_or_usr and uid/gid, in here, I combine these two values,
+ * which will make comparing easier and more efficient */
+#define LQS_KEY(is_grp, id)  ((is_grp ? 1ULL << 32: 0) + id)
+#define LQS_KEY_ID(key)      (key & 0xffffffff)
+#define LQS_KEY_GRP(key)     (key >> 32)
+
 static inline void lqs_getref(struct lustre_qunit_size *lqs)
 {
         atomic_inc(&lqs->lqs_refcount);