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-rw-r--r--fs/bcachefs/replicas.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/bcachefs/replicas.c b/fs/bcachefs/replicas.c
index 8935ff5899c9..8ae50dfd8c8c 100644
--- a/fs/bcachefs/replicas.c
+++ b/fs/bcachefs/replicas.c
@@ -550,8 +550,14 @@ int bch2_replicas_gc_start(struct bch_fs *c, unsigned typemask)
return 0;
}
-/* New much simpler mechanism for clearing out unneeded replicas entries: */
-
+/*
+ * New much simpler mechanism for clearing out unneeded replicas entries - drop
+ * replicas entries that have 0 sectors used.
+ *
+ * However, we don't track sector counts for journal usage, so this doesn't drop
+ * any BCH_DATA_journal entries; the old bch2_replicas_gc_(start|end) mechanism
+ * is retained for that.
+ */
int bch2_replicas_gc2(struct bch_fs *c)
{
struct bch_replicas_cpu new = { 0 };