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-rw-r--r--fs/bcachefs/data_update.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/bcachefs/data_update.c b/fs/bcachefs/data_update.c
index 7b361537e229..1d7ed3ac236c 100644
--- a/fs/bcachefs/data_update.c
+++ b/fs/bcachefs/data_update.c
@@ -184,7 +184,17 @@ int bch2_data_update_index_update(struct bch_write_op *op)
/* Add new ptrs: */
extent_for_each_ptr_decode(extent_i_to_s(new), p, entry) {
- if (bch2_bkey_has_device(bkey_i_to_s_c(insert), p.ptr.dev)) {
+ const struct bch_extent_ptr *existing_ptr =
+ bch2_bkey_has_device(bkey_i_to_s_c(insert), p.ptr.dev);
+
+ if (existing_ptr && existing_ptr->cached) {
+ /*
+ * We're replacing a cached pointer with a non
+ * cached pointer:
+ */
+ bch2_bkey_drop_device_noerror(bkey_i_to_s(insert),
+ existing_ptr->dev);
+ } else if (existing_ptr) {
/*
* raced with another move op? extent already
* has a pointer to the device we just wrote
@@ -335,7 +345,8 @@ int bch2_data_update_init(struct bch_fs *c, struct data_update *m,
p.ptr.cached)
BUG();
- if (!((1U << i) & m->data_opts.rewrite_ptrs))
+ if (!((1U << i) & m->data_opts.rewrite_ptrs) &&
+ !p.ptr.cached)
bch2_dev_list_add_dev(&m->op.devs_have, p.ptr.dev);
if (((1U << i) & m->data_opts.rewrite_ptrs) &&