From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/arch/h8300/mm/init.c | 31 +++++++++----------------------
1 files changed, 9 insertions(+), 22 deletions(-)
diff --git a/kernel/arch/h8300/mm/init.c b/kernel/arch/h8300/mm/init.c
index 015287a..1f3b345 100644
--- a/kernel/arch/h8300/mm/init.c
+++ b/kernel/arch/h8300/mm/init.c
@@ -30,13 +30,12 @@
#include <linux/init.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/gfp.h>
#include <asm/setup.h>
#include <asm/segment.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/sections.h>
/*
@@ -67,8 +66,10 @@
* Initialize the bad page table and bad page to point
* to a couple of allocated pages.
*/
- empty_zero_page = (unsigned long)alloc_bootmem_pages(PAGE_SIZE);
- memset((void *)empty_zero_page, 0, PAGE_SIZE);
+ empty_zero_page = (unsigned long)memblock_alloc(PAGE_SIZE, PAGE_SIZE);
+ if (!empty_zero_page)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, PAGE_SIZE, PAGE_SIZE);
/*
* Set up SFC/DFC registers (user data space).
@@ -81,10 +82,10 @@
start_mem, end_mem);
{
- unsigned long zones_size[MAX_NR_ZONES] = {0, };
+ unsigned long max_zone_pfn[MAX_NR_ZONES] = {0, };
- zones_size[ZONE_NORMAL] = (end_mem - PAGE_OFFSET) >> PAGE_SHIFT;
- free_area_init(zones_size);
+ max_zone_pfn[ZONE_NORMAL] = end_mem >> PAGE_SHIFT;
+ free_area_init(max_zone_pfn);
}
}
@@ -96,21 +97,7 @@
max_mapnr = MAP_NR(high_memory);
/* this will put all low memory onto the freelists */
- free_all_bootmem();
+ memblock_free_all();
mem_init_print_info(NULL);
-}
-
-
-#ifdef CONFIG_BLK_DEV_INITRD
-void free_initrd_mem(unsigned long start, unsigned long end)
-{
- free_reserved_area((void *)start, (void *)end, -1, "initrd");
-}
-#endif
-
-void
-free_initmem(void)
-{
- free_initmem_default(-1);
}
--
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