From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Sat, 11 Mar 2023 20:52:37 +0000 (-0500)
Subject: bcachefs: Fix next_bucket()
X-Git-Tag: io_uring-6.7-2023-11-10~119^2~426
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=46e14854fca4a262a823079c1958a204f983fa4e;p=linux-block.git

bcachefs: Fix next_bucket()

This fixes an infinite loop in bch2_get_key_or_real_bucket_hole().

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

diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c
index ce0ea4886288..e5abe6406afe 100644
--- a/fs/bcachefs/alloc_background.c
+++ b/fs/bcachefs/alloc_background.c
@@ -1006,7 +1006,7 @@ static bool next_bucket(struct bch_fs *c, struct bpos *bucket)
 	iter = bucket->inode;
 	ca = __bch2_next_dev(c, &iter, NULL);
 	if (ca)
-		bucket->offset = ca->mi.first_bucket;
+		*bucket = POS(ca->dev_idx, ca->mi.first_bucket);
 	rcu_read_unlock();
 
 	return ca != NULL;