From 504091f9bebf7c001933d90bb6e6e312d4b717bb Mon Sep 17 00:00:00 2001
From: Jon Cinque <jon@solana.com>
Date: Tue, 6 Dec 2022 18:06:27 +0100
Subject: [PATCH] perf: Change underlying Elems to *const u8 (#29089)

* perf: Change underlying Elems to *const u8

* Remove clippy allows
---
 ledger/src/sigverify_shreds.rs | 10 ++++------
 perf/src/perf_libs.rs          |  3 +--
 perf/src/sigverify.rs          |  2 +-
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/ledger/src/sigverify_shreds.rs b/ledger/src/sigverify_shreds.rs
index 39185a5ff..7f31f1d20 100644
--- a/ledger/src/sigverify_shreds.rs
+++ b/ledger/src/sigverify_shreds.rs
@@ -224,14 +224,13 @@ pub fn verify_shreds_gpu(
     let mut out = recycler_cache.buffer().allocate("out_buffer");
     out.set_pinnable();
     elems.push(perf_libs::Elems {
-        #[allow(clippy::cast_ptr_alignment)]
-        elems: pubkeys.as_ptr() as *const solana_sdk::packet::Packet,
+        elems: pubkeys.as_ptr().cast::<u8>(),
         num: num_packets as u32,
     });
 
     for batch in batches {
         elems.push(perf_libs::Elems {
-            elems: batch.as_ptr(),
+            elems: batch.as_ptr().cast::<u8>(),
             num: batch.len() as u32,
         });
         let mut v = Vec::new();
@@ -352,14 +351,13 @@ pub fn sign_shreds_gpu(
     signatures_out.set_pinnable();
     signatures_out.resize(total_sigs * sig_size, 0);
     elems.push(perf_libs::Elems {
-        #[allow(clippy::cast_ptr_alignment)]
-        elems: pinned_keypair.as_ptr() as *const solana_sdk::packet::Packet,
+        elems: pinned_keypair.as_ptr().cast::<u8>(),
         num: num_keypair_packets as u32,
     });
 
     for batch in batches.iter() {
         elems.push(perf_libs::Elems {
-            elems: batch.as_ptr(),
+            elems: batch.as_ptr().cast::<u8>(),
             num: batch.len() as u32,
         });
         let mut v = Vec::new();
diff --git a/perf/src/perf_libs.rs b/perf/src/perf_libs.rs
index 6644a1eab..d6529149d 100644
--- a/perf/src/perf_libs.rs
+++ b/perf/src/perf_libs.rs
@@ -3,7 +3,6 @@ use {
     dlopen::symbor::{Container, SymBorApi, Symbol},
     dlopen_derive::SymBorApi,
     log::*,
-    solana_sdk::packet::Packet,
     std::{
         env,
         ffi::OsStr,
@@ -16,7 +15,7 @@ use {
 
 #[repr(C)]
 pub struct Elems {
-    pub elems: *const Packet,
+    pub elems: *const u8,
     pub num: u32,
 }
 
diff --git a/perf/src/sigverify.rs b/perf/src/sigverify.rs
index cc9d9a0f0..2ceaab2d6 100644
--- a/perf/src/sigverify.rs
+++ b/perf/src/sigverify.rs
@@ -768,7 +768,7 @@ pub fn ed25519_verify(
     let mut num_packets: usize = 0;
     for batch in batches.iter() {
         elems.push(perf_libs::Elems {
-            elems: batch.as_ptr(),
+            elems: batch.as_ptr().cast::<u8>(),
             num: batch.len() as u32,
         });
         let v = vec![0u8; batch.len()];