From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Fri, 10 Mar 2023 21:46:24 +0000 (-0500)
Subject: bcachefs: ec: fall back to creating new stripes for copygc
X-Git-Tag: io_uring-6.7-2023-11-10~119^2~428
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=10d9f7d2853d5e4c6f21a0dc96f6e98c2d0828e7;p=linux-block.git

bcachefs: ec: fall back to creating new stripes for copygc

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/ec.c b/fs/bcachefs/ec.c
index 4adbfd4855f7..1fd68d44b90f 100644
--- a/fs/bcachefs/ec.c
+++ b/fs/bcachefs/ec.c
@@ -1706,6 +1706,14 @@ struct ec_stripe_head *bch2_ec_stripe_head_get(struct btree_trans *trans,
 		if (waiting || !cl || ret != -BCH_ERR_stripe_alloc_blocked)
 			goto err;
 
+		if (reserve == RESERVE_movinggc) {
+			ret =   new_stripe_alloc_buckets(trans, h, reserve, NULL) ?:
+				__bch2_ec_stripe_head_reserve(trans, h);
+			if (ret)
+				goto err;
+			goto allocate_buf;
+		}
+
 		/* XXX freelist_wait? */
 		closure_wait(&c->freelist_wait, cl);
 		waiting = true;