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NUMA: support multiple physical allocators

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This commit is contained in:
Balazs Gerofi
2016-09-15 19:15:19 -04:00
parent f4db8b96de
commit 2929fbb803
6 changed files with 160 additions and 62 deletions
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7
lib/include/ihk/mm.h
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@ -72,8 +72,11 @@ struct ihk_mc_memory_node {
unsigned long ihk_mc_get_memory_address(enum ihk_mc_gma_type, int);
void ihk_mc_reserve_arch_pages(unsigned long start, unsigned long end,
void (*cb)(unsigned long, unsigned long, int));
struct ihk_page_allocator_desc *pa_allocator;
void ihk_mc_reserve_arch_pages(struct ihk_page_allocator_desc *pa_allocator,
unsigned long start, unsigned long end,
void (*cb)(struct ihk_page_allocator_desc *,
unsigned long, unsigned long, int));
struct ihk_mc_pa_ops {
void *(*alloc_page)(int, int, enum ihk_mc_ap_flag);

14
lib/include/ihk/page_alloc.h
View File

@ -14,14 +14,24 @@
#ifndef __HEADER_GENERIC_IHK_PAGE_ALLOC
#define __HEADER_GENERIC_IHK_PAGE_ALLOC
#include <list.h>
/* XXX: Physical memory management shouldn't be part of IHK */
struct ihk_mc_numa_node {
int id;
int linux_numa_id;
int type;
struct list_head allocators;
};
struct ihk_page_allocator_desc {
unsigned long start;
unsigned long start, end;
unsigned int last;
unsigned int count;
unsigned int flag;
unsigned int shift;
ihk_spinlock_t lock;
unsigned int pad;
struct list_head list;
unsigned long map[0];
};

5
lib/page_alloc.c
View File

@ -64,13 +64,14 @@ void *__ihk_pagealloc_init(unsigned long start, unsigned long size,
memset(desc, 0, descsize * PAGE_SIZE);
desc->start = start;
desc->end = start + size;
desc->last = 0;
desc->count = mapaligned >> 3;
desc->shift = page_shift;
desc->flag = flag;
kprintf("Page allocator: %lx - %lx (%d)\n", start, start + size,
page_shift);
//kprintf("page allocator @ %lx - %lx (%d)\n", start, start + size,
// page_shift);
ihk_mc_spinlock_init(&desc->lock);