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-rw-r--r--fs/bcachefs/disk_accounting.c11
-rw-r--r--fs/bcachefs/disk_accounting.h8
-rw-r--r--fs/bcachefs/disk_accounting_format.h26
-rw-r--r--fs/bcachefs/sb-errors_format.h3
4 files changed, 34 insertions, 14 deletions
diff --git a/fs/bcachefs/disk_accounting.c b/fs/bcachefs/disk_accounting.c
index b32e91ba8be8..8a8de61429d8 100644
--- a/fs/bcachefs/disk_accounting.c
+++ b/fs/bcachefs/disk_accounting.c
@@ -135,6 +135,12 @@ static inline bool is_zero(char *start, char *end)
#define field_end(p, member) (((void *) (&p.member)) + sizeof(p.member))
+static const unsigned bch2_accounting_type_nr_counters[] = {
+#define x(f, id, nr) [BCH_DISK_ACCOUNTING_##f] = nr,
+ BCH_DISK_ACCOUNTING_TYPES()
+#undef x
+};
+
int bch2_accounting_validate(struct bch_fs *c, struct bkey_s_c k,
struct bkey_validate_context from)
{
@@ -193,6 +199,11 @@ int bch2_accounting_validate(struct bch_fs *c, struct bkey_s_c k,
bkey_fsck_err_on(!is_zero(end, (void *) (&acc_k + 1)),
c, accounting_key_junk_at_end,
"junk at end of accounting key");
+
+ bkey_fsck_err_on(bch2_accounting_counters(k.k) != bch2_accounting_type_nr_counters[acc_k.type],
+ c, accounting_key_nr_counters_wrong,
+ "accounting key with %u counters, should be %u",
+ bch2_accounting_counters(k.k), bch2_accounting_type_nr_counters[acc_k.type]);
fsck_err:
return ret;
}
diff --git a/fs/bcachefs/disk_accounting.h b/fs/bcachefs/disk_accounting.h
index f9214e2d1346..abb1f6206fe9 100644
--- a/fs/bcachefs/disk_accounting.h
+++ b/fs/bcachefs/disk_accounting.h
@@ -33,10 +33,12 @@ static inline bool bch2_accounting_key_is_zero(struct bkey_s_c_accounting a)
static inline void bch2_accounting_accumulate(struct bkey_i_accounting *dst,
struct bkey_s_c_accounting src)
{
- EBUG_ON(dst->k.u64s != src.k->u64s);
-
- for (unsigned i = 0; i < bch2_accounting_counters(&dst->k); i++)
+ for (unsigned i = 0;
+ i < min(bch2_accounting_counters(&dst->k),
+ bch2_accounting_counters(src.k));
+ i++)
dst->v.d[i] += src.v->d[i];
+
if (bversion_cmp(dst->k.bversion, src.k->bversion) < 0)
dst->k.bversion = src.k->bversion;
}
diff --git a/fs/bcachefs/disk_accounting_format.h b/fs/bcachefs/disk_accounting_format.h
index 15190196485f..09198ffb57b1 100644
--- a/fs/bcachefs/disk_accounting_format.h
+++ b/fs/bcachefs/disk_accounting_format.h
@@ -95,19 +95,25 @@ static inline bool data_type_is_hidden(enum bch_data_type type)
}
}
+/*
+ * field 1: name
+ * field 2: id
+ * field 3: number of counters (max 3)
+ */
+
#define BCH_DISK_ACCOUNTING_TYPES() \
- x(nr_inodes, 0) \
- x(persistent_reserved, 1) \
- x(replicas, 2) \
- x(dev_data_type, 3) \
- x(compression, 4) \
- x(snapshot, 5) \
- x(btree, 6) \
- x(rebalance_work, 7) \
- x(inum, 8)
+ x(nr_inodes, 0, 1) \
+ x(persistent_reserved, 1, 1) \
+ x(replicas, 2, 1) \
+ x(dev_data_type, 3, 3) \
+ x(compression, 4, 3) \
+ x(snapshot, 5, 1) \
+ x(btree, 6, 1) \
+ x(rebalance_work, 7, 1) \
+ x(inum, 8, 3)
enum disk_accounting_type {
-#define x(f, nr) BCH_DISK_ACCOUNTING_##f = nr,
+#define x(f, nr, ...) BCH_DISK_ACCOUNTING_##f = nr,
BCH_DISK_ACCOUNTING_TYPES()
#undef x
BCH_DISK_ACCOUNTING_TYPE_NR,
diff --git a/fs/bcachefs/sb-errors_format.h b/fs/bcachefs/sb-errors_format.h
index 67455beb8358..1736abea9ed1 100644
--- a/fs/bcachefs/sb-errors_format.h
+++ b/fs/bcachefs/sb-errors_format.h
@@ -311,13 +311,14 @@ enum bch_fsck_flags {
x(accounting_key_replicas_nr_required_bad, 279, FSCK_AUTOFIX) \
x(accounting_key_replicas_devs_unsorted, 280, FSCK_AUTOFIX) \
x(accounting_key_version_0, 282, FSCK_AUTOFIX) \
+ x(accounting_key_nr_counters_wrong, 307, FSCK_AUTOFIX) \
x(logged_op_but_clean, 283, FSCK_AUTOFIX) \
x(compression_opt_not_marked_in_sb, 295, FSCK_AUTOFIX) \
x(compression_type_not_marked_in_sb, 296, FSCK_AUTOFIX) \
x(directory_size_mismatch, 303, FSCK_AUTOFIX) \
x(dirent_cf_name_too_big, 304, 0) \
x(dirent_stray_data_after_cf_name, 305, 0) \
- x(MAX, 307, 0)
+ x(MAX, 308, 0)
enum bch_sb_error_id {
#define x(t, n, ...) BCH_FSCK_ERR_##t = n,