Update bcachefs sources to 78c6c8127e21 bcachefs: Fix check_inode_hash_info_matches_root()

1 files changed, 2 insertions, 187 deletions

diff --git a/libbcachefs/btree_io.c b/libbcachefs/btree_io.c
index 13ab827d..e371e60e 100644
--- a/libbcachefs/btree_io.c
+++ b/libbcachefs/btree_io.c
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 
 #include "bcachefs.h"
-#include "bkey_buf.h"
 #include "bkey_methods.h"
 #include "bkey_sort.h"
 #include "btree_cache.h"
@@ -1353,7 +1352,7 @@ start:
 
 		can_retry = bch2_bkey_pick_read_device(c,
 				bkey_i_to_s_c(&b->key),
-				&failed, &rb->pick, -1) > 0;
+				&failed, &rb->pick) > 0;
 
 		if (!bio->bi_status &&
 		    !bch2_btree_node_read_done(c, ca, b, can_retry, &saw_error)) {
@@ -1698,7 +1697,7 @@ void bch2_btree_node_read(struct btree_trans *trans, struct btree *b,
 		return;
 
 	ret = bch2_bkey_pick_read_device(c, bkey_i_to_s_c(&b->key),
-					 NULL, &pick, -1);
+					 NULL, &pick);
 
 	if (ret <= 0) {
 		struct printbuf buf = PRINTBUF;
@@ -1812,190 +1811,6 @@ int bch2_btree_root_read(struct bch_fs *c, enum btree_id id,
 	return bch2_trans_run(c, __bch2_btree_root_read(trans, id, k, level));
 }
 
-struct btree_node_scrub {
-	struct bch_fs		*c;
-	struct bch_dev		*ca;
-	void			*buf;
-	bool			used_mempool;
-	unsigned		written;
-
-	enum btree_id		btree;
-	unsigned		level;
-	struct bkey_buf		key;
-	__le64			seq;
-
-	struct work_struct	work;
-	struct bio		bio;
-};
-
-static bool btree_node_scrub_check(struct bch_fs *c, struct btree_node *data, unsigned ptr_written,
-				   struct printbuf *err)
-{
-	unsigned written = 0;
-
-	if (le64_to_cpu(data->magic) != bset_magic(c)) {
-		prt_printf(err, "bad magic: want %llx, got %llx",
-			   bset_magic(c), le64_to_cpu(data->magic));
-		return false;
-	}
-
-	while (written < (ptr_written ?: btree_sectors(c))) {
-		struct btree_node_entry *bne;
-		struct bset *i;
-		bool first = !written;
-
-		if (first) {
-			bne = NULL;
-			i = &data->keys;
-		} else {
-			bne = (void *) data + (written << 9);
-			i = &bne->keys;
-
-			if (!ptr_written && i->seq != data->keys.seq)
-				break;
-		}
-
-		struct nonce nonce = btree_nonce(i, written << 9);
-		bool good_csum_type = bch2_checksum_type_valid(c, BSET_CSUM_TYPE(i));
-
-		if (first) {
-			if (good_csum_type) {
-				struct bch_csum csum = csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, data);
-				if (bch2_crc_cmp(data->csum, csum)) {
-					bch2_csum_err_msg(err, BSET_CSUM_TYPE(i), data->csum, csum);
-					return false;
-				}
-			}
-
-			written += vstruct_sectors(data, c->block_bits);
-		} else {
-			if (good_csum_type) {
-				struct bch_csum csum = csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, bne);
-				if (bch2_crc_cmp(bne->csum, csum)) {
-					bch2_csum_err_msg(err, BSET_CSUM_TYPE(i), bne->csum, csum);
-					return false;
-				}
-			}
-
-			written += vstruct_sectors(bne, c->block_bits);
-		}
-	}
-
-	return true;
-}
-
-static void btree_node_scrub_work(struct work_struct *work)
-{
-	struct btree_node_scrub *scrub = container_of(work, struct btree_node_scrub, work);
-	struct bch_fs *c = scrub->c;
-	struct printbuf err = PRINTBUF;
-
-	__bch2_btree_pos_to_text(&err, c, scrub->btree, scrub->level,
-				 bkey_i_to_s_c(scrub->key.k));
-	prt_newline(&err);
-
-	if (!btree_node_scrub_check(c, scrub->buf, scrub->written, &err)) {
-		struct btree_trans *trans = bch2_trans_get(c);
-
-		struct btree_iter iter;
-		bch2_trans_node_iter_init(trans, &iter, scrub->btree,
-					  scrub->key.k->k.p, 0, scrub->level - 1, 0);
-
-		struct btree *b;
-		int ret = lockrestart_do(trans, PTR_ERR_OR_ZERO(b = bch2_btree_iter_peek_node(&iter)));
-		if (ret)
-			goto err;
-
-		if (bkey_i_to_btree_ptr_v2(&b->key)->v.seq == scrub->seq) {
-			bch_err(c, "error validating btree node during scrub on %s at btree %s",
-				scrub->ca->name, err.buf);
-
-			ret = bch2_btree_node_rewrite(trans, &iter, b, 0);
-		}
-err:
-		bch2_trans_iter_exit(trans, &iter);
-		bch2_trans_begin(trans);
-		bch2_trans_put(trans);
-	}
-
-	printbuf_exit(&err);
-	bch2_bkey_buf_exit(&scrub->key, c);;
-	btree_bounce_free(c, c->opts.btree_node_size, scrub->used_mempool, scrub->buf);
-	percpu_ref_put(&scrub->ca->io_ref);
-	kfree(scrub);
-	bch2_write_ref_put(c, BCH_WRITE_REF_btree_node_scrub);
-}
-
-static void btree_node_scrub_endio(struct bio *bio)
-{
-	struct btree_node_scrub *scrub = container_of(bio, struct btree_node_scrub, bio);
-
-	queue_work(scrub->c->btree_read_complete_wq, &scrub->work);
-}
-
-int bch2_btree_node_scrub(struct btree_trans *trans,
-			  enum btree_id btree, unsigned level,
-			  struct bkey_s_c k, unsigned dev)
-{
-	if (k.k->type != KEY_TYPE_btree_ptr_v2)
-		return 0;
-
-	struct bch_fs *c = trans->c;
-
-	if (!bch2_write_ref_tryget(c, BCH_WRITE_REF_btree_node_scrub))
-		return -BCH_ERR_erofs_no_writes;
-
-	struct extent_ptr_decoded pick;
-	int ret = bch2_bkey_pick_read_device(c, k, NULL, &pick, dev);
-	if (ret <= 0)
-		goto err;
-
-	struct bch_dev *ca = bch2_dev_get_ioref(c, pick.ptr.dev, READ);
-	if (!ca) {
-		ret = -BCH_ERR_device_offline;
-		goto err;
-	}
-
-	bool used_mempool = false;
-	void *buf = btree_bounce_alloc(c, c->opts.btree_node_size, &used_mempool);
-
-	unsigned vecs = buf_pages(buf, c->opts.btree_node_size);
-
-	struct btree_node_scrub *scrub =
-		kzalloc(sizeof(*scrub) + sizeof(struct bio_vec) * vecs, GFP_KERNEL);
-	if (!scrub) {
-		ret = -ENOMEM;
-		goto err_free;
-	}
-
-	scrub->c		= c;
-	scrub->ca		= ca;
-	scrub->buf		= buf;
-	scrub->used_mempool	= used_mempool;
-	scrub->written		= btree_ptr_sectors_written(k);
-
-	scrub->btree		= btree;
-	scrub->level		= level;
-	bch2_bkey_buf_init(&scrub->key);
-	bch2_bkey_buf_reassemble(&scrub->key, c, k);
-	scrub->seq		= bkey_s_c_to_btree_ptr_v2(k).v->seq;
-
-	INIT_WORK(&scrub->work, btree_node_scrub_work);
-
-	bio_init(&scrub->bio, ca->disk_sb.bdev, scrub->bio.bi_inline_vecs, vecs, REQ_OP_READ);
-	bch2_bio_map(&scrub->bio, scrub->buf, c->opts.btree_node_size);
-	scrub->bio.bi_iter.bi_sector	= pick.ptr.offset;
-	scrub->bio.bi_end_io		= btree_node_scrub_endio;
-	submit_bio(&scrub->bio);
-	return 0;
-err_free:
-	btree_bounce_free(c, c->opts.btree_node_size, used_mempool, buf);
-	percpu_ref_put(&ca->io_ref);
-err:
-	bch2_write_ref_put(c, BCH_WRITE_REF_btree_node_scrub);
-	return ret;
-}
-
 static void bch2_btree_complete_write(struct bch_fs *c, struct btree *b,
 				      struct btree_write *w)
 {