From 0dc73809e93aeb905acf9fa88502c73534cfa83d Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Wed, 16 Apr 2025 06:48:31 -0400 Subject: [PATCH] bcachefs: Shrink superblock downgrade table Don't generate entries for versions that won't be able to mount. Signed-off-by: Kent Overstreet --- fs/bcachefs/sb-downgrade.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/bcachefs/sb-downgrade.c b/fs/bcachefs/sb-downgrade.c index badd0e17ada5..296c6c925386 100644 --- a/fs/bcachefs/sb-downgrade.c +++ b/fs/bcachefs/sb-downgrade.c @@ -374,6 +374,9 @@ int bch2_sb_downgrade_update(struct bch_fs *c) if (BCH_VERSION_MAJOR(src->version) != BCH_VERSION_MAJOR(le16_to_cpu(c->disk_sb.sb->version))) continue; + if (src->version < c->sb.version_incompat) + continue; + struct bch_sb_field_downgrade_entry *dst; unsigned bytes = sizeof(*dst) + sizeof(dst->errors[0]) * src->nr_errors; -- 2.50.1