linux-kernel - [PATCH] csky: Move HEAD_TEXT_SECTION out of __init

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Date:   Tue,  5 Jul 2022 02:59:01 -0400
From:   guoren@...nel.org
To:     guoren@...nel.org, arnd@...db.de, deller@....de
Cc:     linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-csky@...r.kernel.org, Guo Ren <guoren@...ux.alibaba.com>
Subject: [PATCH] csky: Move HEAD_TEXT_SECTION out of __init_begin-end

From: Guo Ren <guoren@...ux.alibaba.com>

Prevent HEAD_TEXT_SECTION back into the buddy system.

Signed-off-by: Guo Ren <guoren@...ux.alibaba.com>
Signed-off-by: Guo Ren <guoren@...nel.org>
---
 arch/csky/kernel/vmlinux.lds.S | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/csky/kernel/vmlinux.lds.S b/arch/csky/kernel/vmlinux.lds.S
index 163a8cd8b9a6..68c980d08482 100644
--- a/arch/csky/kernel/vmlinux.lds.S
+++ b/arch/csky/kernel/vmlinux.lds.S
@@ -23,13 +23,8 @@ SECTIONS
 	. = PAGE_OFFSET + PHYS_OFFSET_OFFSET;
 
 	_start = .;
-	__init_begin = .;
 	HEAD_TEXT_SECTION
-	INIT_TEXT_SECTION(PAGE_SIZE)
-	INIT_DATA_SECTION(PAGE_SIZE)
-	PERCPU_SECTION(L1_CACHE_BYTES)
 	. = ALIGN(PAGE_SIZE);
-	__init_end = .;
 
 	.text : AT(ADDR(.text) - LOAD_OFFSET) {
 		_text = .;
@@ -49,7 +44,12 @@ SECTIONS
 
 	/* __init_begin __init_end must be page aligned for free_initmem */
 	. = ALIGN(PAGE_SIZE);
-
+	__init_begin = .;
+	INIT_TEXT_SECTION(PAGE_SIZE)
+	INIT_DATA_SECTION(PAGE_SIZE)
+	PERCPU_SECTION(L1_CACHE_BYTES)
+	. = ALIGN(PAGE_SIZE);
+	__init_end = .;
 
 	_sdata = .;
 	RO_DATA(PAGE_SIZE)
-- 
2.36.1