Re: [PATCH v4 00/14] kexec: introduce Kexec HandOver (KHO)

[Mike Rapoport <rppt@kernel.org>]

On Thu, Feb 06, 2025 at 08:50:30PM -0800, Andrew Morton wrote:
> My x86_64 allmodconfig sayeth:
> 
> WARNING: modpost: vmlinux: section mismatch in reference: kho_reserve_scratch+0xca (section: .text) -> memblock_alloc_try_nid (section: .init.text)
> WARNING: modpost: vmlinux: section mismatch in reference: kho_reserve_scratch+0xf5 (section: .text) -> scratch_scale (section: .init.data)

This should fix it:

From 176767698d4ac5b7cddffe16677b60cb18dce786 Mon Sep 17 00:00:00 2001
From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
Date: Fri, 7 Feb 2025 09:57:09 +0200
Subject: [PATCH] kho: make kho_reserve_scratch and kho_init_reserved_pages
 __init

Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
---
 kernel/kexec_handover.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/kexec_handover.c b/kernel/kexec_handover.c
index c21ea2a09d47..e0b92011afe2 100644
--- a/kernel/kexec_handover.c
+++ b/kernel/kexec_handover.c
@@ -620,7 +620,7 @@ static phys_addr_t __init scratch_size(int nid)
  * active. This CMA region will only be used for movable pages which are not a
  * problem for us during KHO because we can just move them somewhere else.
  */
-static void kho_reserve_scratch(void)
+static void __init kho_reserve_scratch(void)
 {
 	phys_addr_t addr, size;
 	int nid, i = 1;
@@ -672,7 +672,7 @@ static void kho_reserve_scratch(void)
  * Scan the DT for any memory ranges and make sure they are reserved in
  * memblock, otherwise they will end up in a weird state on free lists.
  */
-static void kho_init_reserved_pages(void)
+static void __init kho_init_reserved_pages(void)
 {
 	const void *fdt = kho_get_fdt();
 	int offset = 0, depth = 0, initial_depth = 0, len;
-- 
2.47.2


-- 
Sincerely yours,
Mike.