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authorKent Overstreet <kent.overstreet@linux.dev>2025-04-15 09:27:22 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2025-04-15 11:35:05 -0400
commitc3b02e6d67acb9893b6c219d32cdc75a28ffea65 (patch)
tree729f785cd9964e7de0610a9d2ee482a253734a88
parent14bcf982f428cd98bababe30d4059f93d39a2f14 (diff)
bcachefs: Log message when incompat version requested but not enabled
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
-rw-r--r--fs/bcachefs/bcachefs.h2
-rw-r--r--fs/bcachefs/fs-ioctl.c2
-rw-r--r--fs/bcachefs/super-io.c20
-rw-r--r--fs/bcachefs/super.c1
4 files changed, 22 insertions, 3 deletions
diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h
index 5cb0fc384ac0..75f7408da173 100644
--- a/fs/bcachefs/bcachefs.h
+++ b/fs/bcachefs/bcachefs.h
@@ -788,6 +788,8 @@ struct bch_fs {
unsigned long errors_silent[BITS_TO_LONGS(BCH_FSCK_ERR_MAX)];
u64 btrees_lost_data;
} sb;
+ DARRAY(enum bcachefs_metadata_version)
+ incompat_versions_requested;
#ifdef CONFIG_UNICODE
struct unicode_map *cf_encoding;
diff --git a/fs/bcachefs/fs-ioctl.c b/fs/bcachefs/fs-ioctl.c
index c1553e44e049..14886e1d4d6d 100644
--- a/fs/bcachefs/fs-ioctl.c
+++ b/fs/bcachefs/fs-ioctl.c
@@ -69,7 +69,7 @@ static int bch2_inode_flags_set(struct btree_trans *trans,
if (ret < 0)
return ret;
- ret = bch2_request_incompat_feature(c,bcachefs_metadata_version_casefolding);
+ ret = bch2_request_incompat_feature(c, bcachefs_metadata_version_casefolding);
if (ret)
return ret;
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c
index e27422b6d9c6..25b6bce05c3c 100644
--- a/fs/bcachefs/super-io.c
+++ b/fs/bcachefs/super-io.c
@@ -73,14 +73,30 @@ int bch2_set_version_incompat(struct bch_fs *c, enum bcachefs_metadata_version v
? 0
: -BCH_ERR_may_not_use_incompat_feature;
+ mutex_lock(&c->sb_lock);
if (!ret) {
- mutex_lock(&c->sb_lock);
SET_BCH_SB_VERSION_INCOMPAT(c->disk_sb.sb,
max(BCH_SB_VERSION_INCOMPAT(c->disk_sb.sb), version));
bch2_write_super(c);
- mutex_unlock(&c->sb_lock);
+ } else {
+ darray_for_each(c->incompat_versions_requested, i)
+ if (version == *i)
+ goto out;
+
+ darray_push(&c->incompat_versions_requested, version);
+ struct printbuf buf = PRINTBUF;
+ prt_str(&buf, "requested incompat feature ");
+ bch2_version_to_text(&buf, version);
+ prt_str(&buf, " currently not enabled");
+ prt_printf(&buf, "\n set version_upgrade=incompat to enable");
+
+ bch_notice(c, "%s", buf.buf);
+ printbuf_exit(&buf);
}
+out:
+ mutex_unlock(&c->sb_lock);
+
return ret;
}
diff --git a/fs/bcachefs/super.c b/fs/bcachefs/super.c
index f1eef5e7698b..e8a17ed1615d 100644
--- a/fs/bcachefs/super.c
+++ b/fs/bcachefs/super.c
@@ -589,6 +589,7 @@ static void __bch2_fs_free(struct bch_fs *c)
free_percpu(c->online_reserved);
}
+ darray_exit(&c->incompat_versions_requested);
darray_exit(&c->btree_roots_extra);
free_percpu(c->pcpu);
free_percpu(c->usage);