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-rw-r--r--fs/bcachefs/btree_io.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c
index ab4c93025c67..b30799e494eb 100644
--- a/fs/bcachefs/btree_io.c
+++ b/fs/bcachefs/btree_io.c
@@ -26,6 +26,12 @@
#include <linux/sched/mm.h>
+#ifdef CONFIG_BCACHEFS_DEBUG
+static unsigned bch2_btree_read_corrupt_ratio;
+module_param_named(btree_read_corrupt_ratio, bch2_btree_read_corrupt_ratio, uint, 0644);
+MODULE_PARM_DESC(btree_read_corrupt_ratio, "");
+#endif
+
static void bch2_btree_node_header_to_text(struct printbuf *out, struct btree_node *bn)
{
bch2_btree_id_level_to_text(out, BTREE_NODE_ID(bn), BTREE_NODE_LEVEL(bn));
@@ -1437,6 +1443,11 @@ start:
continue;
}
+ memset(&bio->bi_iter, 0, sizeof(bio->bi_iter));
+ bio->bi_iter.bi_size = btree_buf_bytes(b);
+
+ bch2_maybe_corrupt_bio(bio, bch2_btree_read_corrupt_ratio);
+
ret = bch2_btree_node_read_done(c, ca, b, &failed, &buf);
if (ret == -BCH_ERR_btree_node_read_err_want_retry ||
ret == -BCH_ERR_btree_node_read_err_must_retry)