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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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75
arch/sh/mm/numa.c Normal file
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/*
* arch/sh/mm/numa.c - Multiple node support for SH machines
*
* Copyright (C) 2007 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/module.h>
#include <linux/bootmem.h>
#include <linux/memblock.h>
#include <linux/mm.h>
#include <linux/numa.h>
#include <linux/pfn.h>
#include <asm/sections.h>
struct pglist_data *node_data[MAX_NUMNODES] __read_mostly;
EXPORT_SYMBOL_GPL(node_data);
/*
* On SH machines the conventional approach is to stash system RAM
* in node 0, and other memory blocks in to node 1 and up, ordered by
* latency. Each node's pgdat is node-local at the beginning of the node,
* immediately followed by the node mem map.
*/
void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)
{
unsigned long bootmap_pages;
unsigned long start_pfn, end_pfn;
unsigned long bootmem_paddr;
/* Don't allow bogus node assignment */
BUG_ON(nid > MAX_NUMNODES || nid <= 0);
start_pfn = start >> PAGE_SHIFT;
end_pfn = end >> PAGE_SHIFT;
pmb_bolt_mapping((unsigned long)__va(start), start, end - start,
PAGE_KERNEL);
memblock_add(start, end - start);
__add_active_range(nid, start_pfn, end_pfn);
/* Node-local pgdat */
NODE_DATA(nid) = __va(memblock_alloc_base(sizeof(struct pglist_data),
SMP_CACHE_BYTES, end));
memset(NODE_DATA(nid), 0, sizeof(struct pglist_data));
NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
NODE_DATA(nid)->node_start_pfn = start_pfn;
NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn;
/* Node-local bootmap */
bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn);
bootmem_paddr = memblock_alloc_base(bootmap_pages << PAGE_SHIFT,
PAGE_SIZE, end);
init_bootmem_node(NODE_DATA(nid), bootmem_paddr >> PAGE_SHIFT,
start_pfn, end_pfn);
free_bootmem_with_active_regions(nid, end_pfn);
/* Reserve the pgdat and bootmap space with the bootmem allocator */
reserve_bootmem_node(NODE_DATA(nid), start_pfn << PAGE_SHIFT,
sizeof(struct pglist_data), BOOTMEM_DEFAULT);
reserve_bootmem_node(NODE_DATA(nid), bootmem_paddr,
bootmap_pages << PAGE_SHIFT, BOOTMEM_DEFAULT);
/* It's up */
node_set_online(nid);
/* Kick sparsemem */
sparse_memory_present_with_active_regions(nid);
}