From 7e98b77b333196ee02e0828034c3d6fd142c8f60 Mon Sep 17 00:00:00 2001
From: behzad nouri <behzadnouri@gmail.com>
Date: Fri, 12 Nov 2021 14:16:40 -0500
Subject: [PATCH] marks ErasureMeta.size as unused

ErasureMeta.size is unused and redundant:
https://github.com/solana-labs/solana/blob/150951333/ledger/src/blockstore_meta.rs#L57-L58
---
 ledger/src/blockstore_meta.rs | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/ledger/src/blockstore_meta.rs b/ledger/src/blockstore_meta.rs
index c3b4b80ad..0fc32a31e 100644
--- a/ledger/src/blockstore_meta.rs
+++ b/ledger/src/blockstore_meta.rs
@@ -53,9 +53,10 @@ pub struct ErasureMeta {
     pub set_index: u64,
     /// Deprecated field.
     #[serde(rename = "first_coding_index")]
-    __unused: u64,
+    __unused_first_coding_index: u64,
     /// Size of shards in this erasure set
-    pub size: usize,
+    #[serde(rename = "size")]
+    __unused_size: usize,
     /// Erasure configuration for this erasure set
     pub config: ErasureConfig,
 }
@@ -242,14 +243,6 @@ impl ErasureMeta {
             StillNeed(num_needed)
         }
     }
-
-    pub fn set_size(&mut self, size: usize) {
-        self.size = size;
-    }
-
-    pub fn size(&self) -> usize {
-        self.size
-    }
 }
 
 impl DuplicateSlotProof {
@@ -294,10 +287,9 @@ mod test {
         let set_index = 0;
         let erasure_config = ErasureConfig::default();
 
-        let mut e_meta = ErasureMeta::new(set_index, erasure_config);
+        let e_meta = ErasureMeta::new(set_index, erasure_config);
         let mut rng = thread_rng();
         let mut index = Index::new(0);
-        e_meta.size = 1;
 
         let data_indexes = 0..erasure_config.num_data() as u64;
         let coding_indexes = 0..erasure_config.num_coding() as u64;