From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/arch/m68k/mm/sun3mmu.c | 23 ++++++++++++-----------
1 files changed, 12 insertions(+), 11 deletions(-)
diff --git a/kernel/arch/m68k/mm/sun3mmu.c b/kernel/arch/m68k/mm/sun3mmu.c
index 4a99799..dad4942 100644
--- a/kernel/arch/m68k/mm/sun3mmu.c
+++ b/kernel/arch/m68k/mm/sun3mmu.c
@@ -16,12 +16,11 @@
#include <linux/string.h>
#include <linux/types.h>
#include <linux/init.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/setup.h>
#include <linux/uaccess.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/machdep.h>
#include <asm/io.h>
@@ -42,10 +41,13 @@
unsigned long address;
unsigned long next_pgtable;
unsigned long bootmem_end;
- unsigned long zones_size[MAX_NR_ZONES] = { 0, };
+ unsigned long max_zone_pfn[MAX_NR_ZONES] = { 0, };
unsigned long size;
- empty_zero_page = alloc_bootmem_pages(PAGE_SIZE);
+ empty_zero_page = 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);
address = PAGE_OFFSET;
pg_dir = swapper_pg_dir;
@@ -55,7 +57,10 @@
size = num_pages * sizeof(pte_t);
size = (size + PAGE_SIZE) & ~(PAGE_SIZE-1);
- next_pgtable = (unsigned long)alloc_bootmem_pages(size);
+ next_pgtable = (unsigned long)memblock_alloc(size, PAGE_SIZE);
+ if (!next_pgtable)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, size, PAGE_SIZE);
bootmem_end = (next_pgtable + size + PAGE_SIZE) & PAGE_MASK;
/* Map whole memory from PAGE_OFFSET (0x0E000000) */
@@ -83,14 +88,10 @@
current->mm = NULL;
/* memory sizing is a hack stolen from motorola.c.. hope it works for us */
- zones_size[ZONE_DMA] = ((unsigned long)high_memory - PAGE_OFFSET) >> PAGE_SHIFT;
+ max_zone_pfn[ZONE_DMA] = ((unsigned long)high_memory) >> PAGE_SHIFT;
/* I really wish I knew why the following change made things better... -- Sam */
-/* free_area_init(zones_size); */
- free_area_init_node(0, zones_size,
- (__pa(PAGE_OFFSET) >> PAGE_SHIFT) + 1, NULL);
+ free_area_init(max_zone_pfn);
}
-
-
--
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