From 9f0fc191371843c4fc000a226b0a26b6c059aacd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 18 May 2024 19:40:19 +0200
Subject: Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 fs/bcachefs/buckets_types.h | 92 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 fs/bcachefs/buckets_types.h

(limited to 'fs/bcachefs/buckets_types.h')

diff --git a/fs/bcachefs/buckets_types.h b/fs/bcachefs/buckets_types.h
new file mode 100644
index 000000000..2a9dab900
--- /dev/null
+++ b/fs/bcachefs/buckets_types.h
@@ -0,0 +1,92 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _BUCKETS_TYPES_H
+#define _BUCKETS_TYPES_H
+
+#include "bcachefs_format.h"
+#include "util.h"
+
+#define BUCKET_JOURNAL_SEQ_BITS		16
+
+struct bucket {
+	u8			lock;
+	u8			gen_valid:1;
+	u8			data_type:7;
+	u8			gen;
+	u8			stripe_redundancy;
+	u32			stripe;
+	u32			dirty_sectors;
+	u32			cached_sectors;
+};
+
+struct bucket_array {
+	struct rcu_head		rcu;
+	u16			first_bucket;
+	size_t			nbuckets;
+	struct bucket		b[];
+};
+
+struct bucket_gens {
+	struct rcu_head		rcu;
+	u16			first_bucket;
+	size_t			nbuckets;
+	u8			b[];
+};
+
+struct bch_dev_usage {
+	u64			buckets_ec;
+
+	struct {
+		u64		buckets;
+		u64		sectors; /* _compressed_ sectors: */
+		/*
+		 * XXX
+		 * Why do we have this? Isn't it just buckets * bucket_size -
+		 * sectors?
+		 */
+		u64		fragmented;
+	}			d[BCH_DATA_NR];
+};
+
+struct bch_fs_usage {
+	/* all fields are in units of 512 byte sectors: */
+	u64			hidden;
+	u64			btree;
+	u64			data;
+	u64			cached;
+	u64			reserved;
+	u64			nr_inodes;
+
+	/* XXX: add stats for compression ratio */
+#if 0
+	u64			uncompressed;
+	u64			compressed;
+#endif
+
+	/* broken out: */
+
+	u64			persistent_reserved[BCH_REPLICAS_MAX];
+	u64			replicas[];
+};
+
+struct bch_fs_usage_online {
+	u64			online_reserved;
+	struct bch_fs_usage	u;
+};
+
+struct bch_fs_usage_short {
+	u64			capacity;
+	u64			used;
+	u64			free;
+	u64			nr_inodes;
+};
+
+/*
+ * A reservation for space on disk:
+ */
+struct disk_reservation {
+	u64			sectors;
+	u32			gen;
+	unsigned		nr_replicas;
+};
+
+#endif /* _BUCKETS_TYPES_H */
-- 
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