--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _BCACHEFS_QUOTA_TYPES_H
+#define _BCACHEFS_QUOTA_TYPES_H
+
+#include <linux/generic-radix-tree.h>
+
+struct bch_qid {
+ u32 q[QTYP_NR];
+};
+
+enum quota_acct_mode {
+ KEY_TYPE_QUOTA_PREALLOC,
+ KEY_TYPE_QUOTA_WARN,
+ KEY_TYPE_QUOTA_NOCHECK,
+};
+
+struct memquota_counter {
+ u64 v;
+ u64 hardlimit;
+ u64 softlimit;
+ s64 timer;
+ int warns;
+ int warning_issued;
+};
+
+struct bch_memquota {
+ struct memquota_counter c[Q_COUNTERS];
+};
+
+typedef GENRADIX(struct bch_memquota) bch_memquota_table;
+
+struct quota_limit {
+ u32 timelimit;
+ u32 warnlimit;
+};
+
+struct bch_memquota_type {
+ struct quota_limit limits[Q_COUNTERS];
+ bch_memquota_table table;
+ struct mutex lock;
+};
+
+#endif /* _BCACHEFS_QUOTA_TYPES_H */