The patch titled
Subject: s390: use generic version of arch_is_kernel_initmem_freed()
has been added to the -mm tree. Its filename is
s390-use-generic-version-of-arch_is_kernel_initmem_freed.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/s390-use-generic-version-of-arch_is_kernel_initmem_freed.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/s390-use-generic-version-of-arch_is_kernel_initmem_freed.patch
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------------------------------------------------------
From: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
Subject: s390: use generic version of arch_is_kernel_initmem_freed()
Generic version of arch_is_kernel_initmem_freed() now does the same
as s390 version.
Remove the s390 version.
Link: https://lkml.kernel.org/r/b6feb5dfe611a322de482762fc2df3a9eece70c7.1633001016.git.christophe.leroy@xxxxxxxxxx
Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
Acked-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
Cc: Gerald Schaefer <gerald.schaefer@xxxxxxxxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/s390/include/asm/sections.h | 12 ------------
arch/s390/mm/init.c | 3 ---
2 files changed, 15 deletions(-)
--- a/arch/s390/include/asm/sections.h~s390-use-generic-version-of-arch_is_kernel_initmem_freed
+++ a/arch/s390/include/asm/sections.h
@@ -2,20 +2,8 @@
#ifndef _S390_SECTIONS_H
#define _S390_SECTIONS_H
-#define arch_is_kernel_initmem_freed arch_is_kernel_initmem_freed
-
#include <asm-generic/sections.h>
-extern bool initmem_freed;
-
-static inline int arch_is_kernel_initmem_freed(unsigned long addr)
-{
- if (!initmem_freed)
- return 0;
- return addr >= (unsigned long)__init_begin &&
- addr < (unsigned long)__init_end;
-}
-
/*
* .boot.data section contains variables "shared" between the decompressor and
* the decompressed kernel. The decompressor will store values in them, and
--- a/arch/s390/mm/init.c~s390-use-generic-version-of-arch_is_kernel_initmem_freed
+++ a/arch/s390/mm/init.c
@@ -58,8 +58,6 @@ unsigned long empty_zero_page, zero_page
EXPORT_SYMBOL(empty_zero_page);
EXPORT_SYMBOL(zero_page_mask);
-bool initmem_freed;
-
static void __init setup_zero_pages(void)
{
unsigned int order;
@@ -214,7 +212,6 @@ void __init mem_init(void)
void free_initmem(void)
{
- initmem_freed = true;
__set_memory((unsigned long)_sinittext,
(unsigned long)(_einittext - _sinittext) >> PAGE_SHIFT,
SET_MEMORY_RW | SET_MEMORY_NX);
_
Patches currently in -mm which might be from christophe.leroy@xxxxxxxxxx are
mm-create-a-new-system-state-and-fix-core_kernel_text.patch
mm-make-generic-arch_is_kernel_initmem_freed-do-what-it-says.patch
powerpc-use-generic-version-of-arch_is_kernel_initmem_freed.patch
s390-use-generic-version-of-arch_is_kernel_initmem_freed.patch
