From 9cc17ea1e596ad131d3c78c752ec14e07ad7879e Mon Sep 17 00:00:00 2001
From: Nazar Mokrynskyi <nazar@mokrynskyi.com>
Date: Mon, 29 Jul 2024 22:29:39 +0300
Subject: [PATCH] TODO and a comment

---
 crates/subspace-farmer/src/farmer_cache.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/crates/subspace-farmer/src/farmer_cache.rs b/crates/subspace-farmer/src/farmer_cache.rs
index 9f54e3959b..fac97939d0 100644
--- a/crates/subspace-farmer/src/farmer_cache.rs
+++ b/crates/subspace-farmer/src/farmer_cache.rs
@@ -131,6 +131,8 @@ where
                 Some(free_offset)
             }
             None => {
+                // Sort piece caches by number of stored pieces to fill those that are less
+                // populated first
                 let mut sorted_backends = self
                     .backends
                     .iter_mut()
@@ -426,6 +428,8 @@ where
                                     .insert(RecordKey::from(piece_index.to_multihash()), offset);
                             }
                             None => {
+                                // TODO: Optimize to not store all free offsets, only dangling
+                                //  offsets are actually necessary
                                 cache_free_offsets.push(offset);
                             }
                         }