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authorKent Overstreet <kent.overstreet@gmail.com>2021-03-16 00:42:25 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-22 17:09:12 -0400
commit14b393ee768e8339b9c64f82df24e8c081bdbff9 (patch)
treeb13103661ffcc09863d14e1c33b951d21d1941a3 /fs/bcachefs/btree_update_leaf.c
parent8948fc8f1521702d87a21b9c43c1228e53e3fc29 (diff)
bcachefs: Subvolumes, snapshots
This patch adds subvolume.c - support for the subvolumes and snapshots btrees and related data types and on disk data structures. The next patches will start hooking up this new code to existing code. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/bcachefs/btree_update_leaf.c')
-rw-r--r--fs/bcachefs/btree_update_leaf.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_update_leaf.c b/fs/bcachefs/btree_update_leaf.c
index 8ab771334557..6e904f9195cc 100644
--- a/fs/bcachefs/btree_update_leaf.c
+++ b/fs/bcachefs/btree_update_leaf.c
@@ -15,6 +15,7 @@
#include "journal.h"
#include "journal_reclaim.h"
#include "keylist.h"
+#include "subvolume.h"
#include "replicas.h"
#include "trace.h"
@@ -245,6 +246,11 @@ static inline void btree_insert_entry_checks(struct btree_trans *trans,
BUG_ON(i->cached != i->path->cached);
BUG_ON(i->level != i->path->level);
BUG_ON(i->btree_id != i->path->btree_id);
+ EBUG_ON(!i->level &&
+ !(i->flags & BTREE_UPDATE_INTERNAL_SNAPSHOT_NODE) &&
+ test_bit(JOURNAL_REPLAY_DONE, &trans->c->journal.flags) &&
+ i->k->k.p.snapshot &&
+ bch2_snapshot_internal_node(trans->c, i->k->k.p.snapshot));
}
static noinline int