From: Kent Overstreet Date: Wed, 16 Apr 2025 10:48:31 +0000 (-0400) Subject: bcachefs: Shrink superblock downgrade table X-Git-Tag: v6.16-rc1~211^2~161 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0dc73809e93aeb905acf9fa88502c73534cfa83d;p=thirdparty%2Fkernel%2Flinux.git bcachefs: Shrink superblock downgrade table Don't generate entries for versions that won't be able to mount. Signed-off-by: Kent Overstreet --- diff --git a/fs/bcachefs/sb-downgrade.c b/fs/bcachefs/sb-downgrade.c index badd0e17ada5a..296c6c9253865 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;