From 953480cdb07df375a18ffae46f353399496b3e92 Mon Sep 17 00:00:00 2001
From: Serapheim Dimitropoulos <serapheim@delphix.com>
Date: Tue, 22 Aug 2023 20:20:17 -0700
Subject: [PATCH] DLPX-88183 Generate BTF data for ZFS kernel module during
 git-zfs-make

PR URL: https://www.github.com/delphix/appliance-build/pull/740
---
 .../appliance-build.minimal-common/tasks/main.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/live-build/misc/ansible-roles/appliance-build.minimal-common/tasks/main.yml b/live-build/misc/ansible-roles/appliance-build.minimal-common/tasks/main.yml
index 9bb70ec9..d95545e6 100644
--- a/live-build/misc/ansible-roles/appliance-build.minimal-common/tasks/main.yml
+++ b/live-build/misc/ansible-roles/appliance-build.minimal-common/tasks/main.yml
@@ -69,3 +69,18 @@
   delay: 30
   register: result
   until: result is succeeded
+
+- shell: ls /lib/modules
+  register: kernel_versions
+
+#
+# In order to generate BTF data when building the ZFS kernel module
+# through git-zfs-make we need to provide a symlink of our vmlinux
+# (with debug info) in the kernel header source directory which is
+# referenced during the kernel module's compilation.
+#
+- ansible.builtin.file:
+    src: '/usr/lib/debug/boot/vmlinux-{{ item }}'
+    dest: '/usr/src/linux-headers-{{ item }}/vmlinux'
+    state: link
+  loop: '{{ kernel_versions.stdout_lines }}'