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authorKent Overstreet <kent.overstreet@linux.dev>2023-02-13 06:42:31 +0300
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-23 00:09:53 +0300
commit429dd4270fab3c88a8bfcb5b2b8c6d60ec6a1f2a (patch)
tree23ba1b60b013822a417b2d293ae2cba55c0b1b79 /fs
parent4bd4035e64c2a90b9c939135e95be0106205b370 (diff)
downloadlinux-429dd4270fab3c88a8bfcb5b2b8c6d60ec6a1f2a.tar.xz
bcachefs: Fix verify_bucket_evacuated()
This fixes an incorrectly handled transaction restart. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs')
-rw-r--r--fs/bcachefs/move.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/bcachefs/move.c b/fs/bcachefs/move.c
index c2226353c775..67f861eb597a 100644
--- a/fs/bcachefs/move.c
+++ b/fs/bcachefs/move.c
@@ -583,7 +583,7 @@ int bch2_move_data(struct bch_fs *c,
return ret;
}
-static int verify_bucket_evacuated(struct btree_trans *trans, struct bpos bucket, int gen)
+static noinline void verify_bucket_evacuated(struct btree_trans *trans, struct bpos bucket, int gen)
{
struct bch_fs *c = trans->c;
struct btree_iter iter;
@@ -596,8 +596,8 @@ static int verify_bucket_evacuated(struct btree_trans *trans, struct bpos bucket
bch2_trans_iter_init(trans, &iter, BTREE_ID_alloc,
bucket, BTREE_ITER_CACHED);
again:
- k = bch2_btree_iter_peek_slot(&iter);
- ret = bkey_err(k);
+ ret = lockrestart_do(trans,
+ bkey_err(k = bch2_btree_iter_peek_slot(&iter)));
if (!ret && k.k->type == KEY_TYPE_alloc_v4) {
struct bkey_s_c_alloc_v4 a = bkey_s_c_to_alloc_v4(k);
@@ -614,7 +614,7 @@ again:
}
bch2_trans_iter_exit(trans, &iter);
- return ret;
+ return;
failed_to_evacuate:
bch2_trans_iter_exit(trans, &iter);
@@ -650,7 +650,6 @@ failed_to_evacuate:
bch2_print_string_as_lines(KERN_ERR, buf.buf);
printbuf_exit(&buf);
- return 0;
}
int __bch2_evacuate_bucket(struct moving_context *ctxt,
@@ -799,7 +798,7 @@ next:
move_ctxt_wait_event(ctxt, NULL, list_empty(&ctxt->reads));
closure_sync(&ctxt->cl);
if (!ctxt->write_error)
- lockrestart_do(&trans, verify_bucket_evacuated(&trans, bucket, gen));
+ verify_bucket_evacuated(&trans, bucket, gen);
}
err:
bch2_trans_exit(&trans);