new = kmalloc_array(BKEY_BTREE_PTR_U64s_MAX, sizeof(u64), GFP_KERNEL);
if (!new)
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_gc_repair_key;
btree_ptr_to_v2(b, new);
b->data->min_key = new_min;
new = kmalloc_array(BKEY_BTREE_PTR_U64s_MAX, sizeof(u64), GFP_KERNEL);
if (!new)
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_gc_repair_key;
btree_ptr_to_v2(b, new);
b->data->max_key = new_max;
struct bucket *g = PTR_GC_BUCKET(ca, &p.ptr);
enum bch_data_type data_type = bch2_bkey_ptr_data_type(*k, &entry->ptr);
- if (c->opts.reconstruct_alloc ||
- fsck_err_on(!g->gen_valid, c,
- "bucket %u:%zu data type %s ptr gen %u missing in alloc btree\n"
- "while marking %s",
- p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
- bch2_data_types[ptr_data_type(k->k, &p.ptr)],
- p.ptr.gen,
- (printbuf_reset(&buf),
- bch2_bkey_val_to_text(&buf, c, *k), buf.buf))) {
+ if (!g->gen_valid &&
+ (c->opts.reconstruct_alloc ||
+ fsck_err(c, "bucket %u:%zu data type %s ptr gen %u missing in alloc btree\n"
+ "while marking %s",
+ p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
+ bch2_data_types[ptr_data_type(k->k, &p.ptr)],
+ p.ptr.gen,
+ (printbuf_reset(&buf),
+ bch2_bkey_val_to_text(&buf, c, *k), buf.buf)))) {
if (!p.ptr.cached) {
g->gen_valid = true;
g->gen = p.ptr.gen;
}
}
- if (fsck_err_on(gen_cmp(p.ptr.gen, g->gen) > 0, c,
- "bucket %u:%zu data type %s ptr gen in the future: %u > %u\n"
- "while marking %s",
- p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
- bch2_data_types[ptr_data_type(k->k, &p.ptr)],
- p.ptr.gen, g->gen,
- (printbuf_reset(&buf),
- bch2_bkey_val_to_text(&buf, c, *k), buf.buf))) {
+ if (gen_cmp(p.ptr.gen, g->gen) > 0 &&
+ (c->opts.reconstruct_alloc ||
+ fsck_err(c, "bucket %u:%zu data type %s ptr gen in the future: %u > %u\n"
+ "while marking %s",
+ p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
+ bch2_data_types[ptr_data_type(k->k, &p.ptr)],
+ p.ptr.gen, g->gen,
+ (printbuf_reset(&buf),
+ bch2_bkey_val_to_text(&buf, c, *k), buf.buf)))) {
if (!p.ptr.cached) {
g->gen_valid = true;
g->gen = p.ptr.gen;
}
}
- if (fsck_err_on(gen_cmp(g->gen, p.ptr.gen) > BUCKET_GC_GEN_MAX, c,
- "bucket %u:%zu gen %u data type %s: ptr gen %u too stale\n"
- "while marking %s",
- p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), g->gen,
- bch2_data_types[ptr_data_type(k->k, &p.ptr)],
- p.ptr.gen,
- (printbuf_reset(&buf),
- bch2_bkey_val_to_text(&buf, c, *k), buf.buf)))
+ if (gen_cmp(g->gen, p.ptr.gen) > BUCKET_GC_GEN_MAX &&
+ (c->opts.reconstruct_alloc ||
+ fsck_err(c, "bucket %u:%zu gen %u data type %s: ptr gen %u too stale\n"
+ "while marking %s",
+ p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), g->gen,
+ bch2_data_types[ptr_data_type(k->k, &p.ptr)],
+ p.ptr.gen,
+ (printbuf_reset(&buf),
+ bch2_bkey_val_to_text(&buf, c, *k), buf.buf))))
do_update = true;
- if (fsck_err_on(!p.ptr.cached &&
- gen_cmp(p.ptr.gen, g->gen) < 0, c,
- "bucket %u:%zu data type %s stale dirty ptr: %u < %u\n"
- "while marking %s",
- p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
- bch2_data_types[ptr_data_type(k->k, &p.ptr)],
- p.ptr.gen, g->gen,
- (printbuf_reset(&buf),
- bch2_bkey_val_to_text(&buf, c, *k), buf.buf)))
+ if (!p.ptr.cached && gen_cmp(p.ptr.gen, g->gen) < 0 &&
+ (c->opts.reconstruct_alloc ||
+ fsck_err(c, "bucket %u:%zu data type %s stale dirty ptr: %u < %u\n"
+ "while marking %s",
+ p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
+ bch2_data_types[ptr_data_type(k->k, &p.ptr)],
+ p.ptr.gen, g->gen,
+ (printbuf_reset(&buf),
+ bch2_bkey_val_to_text(&buf, c, *k), buf.buf))))
do_update = true;
if (data_type != BCH_DATA_btree && p.ptr.gen != g->gen)
continue;
- if (fsck_err_on(g->data_type &&
- g->data_type != data_type, c,
+ if (fsck_err_on(bucket_data_type(g->data_type) &&
+ bucket_data_type(g->data_type) != data_type, c,
"bucket %u:%zu different types of data in same bucket: %s, %s\n"
"while marking %s",
p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr),
bch2_bkey_val_to_text(&buf, c, *k), buf.buf)))
do_update = true;
- if (fsck_err_on(!bch2_ptr_matches_stripe_m(m, p), c,
+ if (fsck_err_on(m && m->alive && !bch2_ptr_matches_stripe_m(m, p), c,
"pointer does not match stripe %llu\n"
"while marking %s",
(u64) p.ec.idx,
new = kmalloc(bkey_bytes(k->k), GFP_KERNEL);
if (!new) {
bch_err(c, "%s: error allocating new key", __func__);
- ret = -ENOMEM;
+ ret = -BCH_ERR_ENOMEM_gc_repair_key;
goto err;
}
if (level)
bch2_btree_node_update_key_early(trans, btree_id, level - 1, *k, new);
- if (c->opts.verbose) {
+ if (0) {
printbuf_reset(&buf);
bch2_bkey_val_to_text(&buf, c, *k);
bch_info(c, "updated %s", buf.buf);
}
ret = commit_do(trans, NULL, NULL, 0,
- bch2_mark_key(trans, old, *k, flags));
+ bch2_mark_key(trans, btree_id, level, old, *k, flags));
fsck_err:
err:
if (ret)
if (!btree_node_fake(b)) {
struct bkey_s_c k = bkey_i_to_s_c(&b->key);
- ret = bch2_gc_mark_key(trans, b->c.btree_id, b->c.level,
+ ret = bch2_gc_mark_key(trans, b->c.btree_id, b->c.level + 1,
true, &k, initial);
}
gc_pos_set(c, gc_pos_btree_root(b->c.btree_id));
if (!ret) {
struct bkey_s_c k = bkey_i_to_s_c(&b->key);
- ret = bch2_gc_mark_key(trans, b->c.btree_id, b->c.level, true,
+ ret = bch2_gc_mark_key(trans, b->c.btree_id, b->c.level + 1, true,
&k, true);
}
fsck_err:
return ret;
}
-static int bch2_gc_start(struct bch_fs *c,
- bool metadata_only)
+static int bch2_gc_start(struct bch_fs *c)
{
struct bch_dev *ca = NULL;
unsigned i;
sizeof(u64), GFP_KERNEL);
if (!c->usage_gc) {
bch_err(c, "error allocating c->usage_gc");
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_gc_start;
}
for_each_member_device(ca, c, i) {
- BUG_ON(ca->buckets_gc);
BUG_ON(ca->usage_gc);
ca->usage_gc = alloc_percpu(struct bch_dev_usage);
if (!ca->usage_gc) {
bch_err(c, "error allocating ca->usage_gc");
percpu_ref_put(&ca->ref);
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_gc_start;
}
this_cpu_write(ca->usage_gc->d[BCH_DATA_free].buckets,
return 0;
}
+static int bch2_gc_reset(struct bch_fs *c)
+{
+ struct bch_dev *ca;
+ unsigned i;
+
+ for_each_member_device(ca, c, i) {
+ free_percpu(ca->usage_gc);
+ ca->usage_gc = NULL;
+ }
+
+ free_percpu(c->usage_gc);
+ c->usage_gc = NULL;
+
+ return bch2_gc_start(c);
+}
+
/* returns true if not equal */
static inline bool bch2_alloc_v4_cmp(struct bch_alloc_v4 l,
struct bch_alloc_v4 r)
if (gen_after(old->gen, gc.gen))
return 0;
+ if (c->opts.reconstruct_alloc ||
+ fsck_err_on(new.data_type != gc.data_type, c,
+ "bucket %llu:%llu gen %u has wrong data_type"
+ ": got %s, should be %s",
+ iter->pos.inode, iter->pos.offset,
+ gc.gen,
+ bch2_data_types[new.data_type],
+ bch2_data_types[gc.data_type]))
+ new.data_type = gc.data_type;
+
#define copy_bucket_field(_f) \
if (c->opts.reconstruct_alloc || \
fsck_err_on(new._f != gc._f, c, \
new._f = gc._f; \
copy_bucket_field(gen);
- copy_bucket_field(data_type);
copy_bucket_field(dirty_sectors);
copy_bucket_field(cached_sectors);
copy_bucket_field(stripe_redundancy);
if (!buckets) {
percpu_ref_put(&ca->ref);
bch_err(c, "error allocating ca->buckets[gc]");
- return -ENOMEM;
+ return -BCH_ERR_ENOMEM_gc_alloc_start;
}
buckets->first_bucket = ca->mi.first_bucket;
r = genradix_ptr_alloc(&c->reflink_gc_table, c->reflink_gc_nr++,
GFP_KERNEL);
if (!r) {
- ret = -ENOMEM;
+ ret = -BCH_ERR_ENOMEM_gc_reflink_start;
break;
}
struct printbuf buf = PRINTBUF;
const struct bch_stripe *s;
struct gc_stripe *m;
+ bool bad = false;
unsigned i;
int ret = 0;
s = bkey_s_c_to_stripe(k).v;
m = genradix_ptr(&c->gc_stripes, k.k->p.offset);
- for (i = 0; i < s->nr_blocks; i++)
- if (stripe_blockcount_get(s, i) != (m ? m->block_sectors[i] : 0))
- goto inconsistent;
- return 0;
-inconsistent:
- if (fsck_err_on(true, c,
- "stripe has wrong block sector count %u:\n"
- " %s\n"
- " should be %u", i,
- (printbuf_reset(&buf),
- bch2_bkey_val_to_text(&buf, c, k), buf.buf),
- m ? m->block_sectors[i] : 0)) {
+ for (i = 0; i < s->nr_blocks; i++) {
+ u32 old = stripe_blockcount_get(s, i);
+ u32 new = (m ? m->block_sectors[i] : 0);
+
+ if (old != new) {
+ prt_printf(&buf, "stripe block %u has wrong sector count: got %u, should be %u\n",
+ i, old, new);
+ bad = true;
+ }
+ }
+
+ if (bad)
+ bch2_bkey_val_to_text(&buf, c, k);
+
+ if (fsck_err_on(bad, c, "%s", buf.buf)) {
struct bkey_i_stripe *new;
new = bch2_trans_kmalloc(trans, bkey_bytes(k.k));
bch2_btree_interior_updates_flush(c);
- ret = bch2_gc_start(c, metadata_only) ?:
+ ret = bch2_gc_start(c) ?:
bch2_gc_alloc_start(c, metadata_only) ?:
bch2_gc_reflink_start(c, metadata_only);
if (ret)
bch2_gc_stripes_reset(c, metadata_only);
bch2_gc_alloc_reset(c, metadata_only);
bch2_gc_reflink_reset(c, metadata_only);
+ ret = bch2_gc_reset(c);
+ if (ret)
+ goto out;
/* flush fsck errors, reset counters */
bch2_flush_fsck_errs(c);
ca->oldest_gen = kvmalloc(ca->mi.nbuckets, GFP_KERNEL);
if (!ca->oldest_gen) {
percpu_ref_put(&ca->ref);
- ret = -ENOMEM;
+ ret = -BCH_ERR_ENOMEM_gc_gens;
goto err;
}
NULL, NULL,
BTREE_INSERT_NOFAIL,
gc_btree_gens_key(&trans, &iter, k));
- if (ret && ret != -EROFS)
+ if (ret && !bch2_err_matches(ret, EROFS))
bch_err(c, "error recalculating oldest_gen: %s", bch2_err_str(ret));
if (ret)
goto err;
NULL, NULL,
BTREE_INSERT_NOFAIL,
bch2_alloc_write_oldest_gen(&trans, &iter, k));
- if (ret && ret != -EROFS)
+ if (ret && !bch2_err_matches(ret, EROFS))
bch_err(c, "error writing oldest_gen: %s", bch2_err_str(ret));
if (ret)
goto err;
projects / bcachefs-tools-debian / blobdiff