bcachefs: Delete dead code

lock_fail_root_changed has not been used since commit
0d7009d7ca99 ("bcachefs: Delete old deadlock avoidance code")

Remove it.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c
index eef9b89c561ddfdd2ef4b886fde90fb012e8e45f..01152fd5ac571bc351c200b21afc0068c6512383 100644 (file)
--- a/fs/bcachefs/btree_iter.c
+++ b/fs/bcachefs/btree_iter.c
@@ -748,8 +748,6 @@ static inline int btree_path_lock_root(struct btree_trans *trans,
                ret = btree_node_lock(trans, path, &b->c,
                                      path->level, lock_type, trace_ip);
                if (unlikely(ret)) {
-                       if (bch2_err_matches(ret, BCH_ERR_lock_fail_root_changed))
-                               continue;
                        if (bch2_err_matches(ret, BCH_ERR_transaction_restart))
                                return ret;
                        BUG();

diff --git a/fs/bcachefs/errcode.h b/fs/bcachefs/errcode.h
index 9c4fe5cdbfb77d1d9c4135ef0cf0bb3d05f4501d..e3b0ec7a0f7346bf948f2ad5232c9c3e0a4195e2 100644 (file)
--- a/fs/bcachefs/errcode.h
+++ b/fs/bcachefs/errcode.h
@@ -164,7 +164,6 @@
        x(BCH_ERR_btree_insert_fail,    btree_insert_need_journal_res)          \
        x(BCH_ERR_btree_insert_fail,    btree_insert_need_journal_reclaim)      \
        x(0,                            backpointer_to_overwritten_btree_node)  \
-       x(0,                            lock_fail_root_changed)                 \
        x(0,                            journal_reclaim_would_deadlock)         \
        x(EINVAL,                       fsck)                                   \
        x(BCH_ERR_fsck,                 fsck_fix)                               \