Contributors: 16
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Mike Rapoport |
61 |
23.19% |
6 |
24.00% |
| Ganapatrao Kulkarni |
48 |
18.25% |
1 |
4.00% |
| Huang Pei |
46 |
17.49% |
1 |
4.00% |
| Dan J Williams |
38 |
14.45% |
2 |
8.00% |
| Tejun Heo |
15 |
5.70% |
3 |
12.00% |
| Kent Overstreet |
15 |
5.70% |
1 |
4.00% |
| Yasunori Goto |
7 |
2.66% |
1 |
4.00% |
| Philipp Hachtmann |
7 |
2.66% |
1 |
4.00% |
| Anton Blanchard |
7 |
2.66% |
2 |
8.00% |
| Luiz Fernando N. Capitulino |
5 |
1.90% |
1 |
4.00% |
| Frank Munzert |
4 |
1.52% |
1 |
4.00% |
| Catalin Marinas |
3 |
1.14% |
1 |
4.00% |
| Wen Congyang |
2 |
0.76% |
1 |
4.00% |
| Heiko Carstens |
2 |
0.76% |
1 |
4.00% |
| Paul Mackerras |
2 |
0.76% |
1 |
4.00% |
| Huacai Chen |
1 |
0.38% |
1 |
4.00% |
| Total |
263 |
|
25 |
|
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869
// SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/memblock.h>
#include <linux/printk.h>
#include <linux/numa.h>
#include <linux/numa_memblks.h>
struct pglist_data *node_data[MAX_NUMNODES];
EXPORT_SYMBOL(node_data);
/* Allocate NODE_DATA for a node on the local memory */
void __init alloc_node_data(int nid)
{
const size_t nd_size = roundup(sizeof(pg_data_t), SMP_CACHE_BYTES);
u64 nd_pa;
void *nd;
int tnid;
/* Allocate node data. Try node-local memory and then any node. */
nd_pa = memblock_phys_alloc_try_nid(nd_size, SMP_CACHE_BYTES, nid);
if (!nd_pa)
panic("Cannot allocate %zu bytes for node %d data\n",
nd_size, nid);
nd = __va(nd_pa);
/* report and initialize */
pr_info("NODE_DATA(%d) allocated [mem %#010Lx-%#010Lx]\n", nid,
nd_pa, nd_pa + nd_size - 1);
tnid = early_pfn_to_nid(nd_pa >> PAGE_SHIFT);
if (tnid != nid)
pr_info(" NODE_DATA(%d) on node %d\n", nid, tnid);
node_data[nid] = nd;
memset(NODE_DATA(nid), 0, sizeof(pg_data_t));
}
void __init alloc_offline_node_data(int nid)
{
pg_data_t *pgdat;
pgdat = memblock_alloc(sizeof(*pgdat), SMP_CACHE_BYTES);
if (!pgdat)
panic("Cannot allocate %zuB for node %d.\n",
sizeof(*pgdat), nid);
node_data[nid] = pgdat;
}
/* Stub functions: */
#ifndef memory_add_physaddr_to_nid
int memory_add_physaddr_to_nid(u64 start)
{
pr_info_once("Unknown online node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
#endif
#ifndef phys_to_target_node
int phys_to_target_node(u64 start)
{
pr_info_once("Unknown target node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
EXPORT_SYMBOL_GPL(phys_to_target_node);
#endif