From c297ca5f2ecdf98fd4e9f1a760d7098f6d9ff991 Mon Sep 17 00:00:00 2001
From: bunnie <bunnie@kosagi.com>
Date: Mon, 22 Dec 2025 16:16:21 +0800
Subject: [PATCH] add free space computation on kernel image generation

---
 tools/src/sign_image.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/src/sign_image.rs b/tools/src/sign_image.rs
index 02f31251f..36146448b 100644
--- a/tools/src/sign_image.rs
+++ b/tools/src/sign_image.rs
@@ -267,6 +267,12 @@ pub fn sign_image(
                         target,
                     );
                     return Err(String::from("Image doesn't fit").into());
+                } else {
+                    println!(
+                        "=== Kernel is {} bytes: {} bytes free remaining ===",
+                        dest_file.len(),
+                        target - dest_file.len()
+                    );
                 }
             }
             Ok(dest_file)