diff options
Diffstat (limited to 'include/linux/bootmem.h')
| -rw-r--r-- | include/linux/bootmem.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h deleted file mode 100644 index b58873a567b2..000000000000 --- a/include/linux/bootmem.h +++ /dev/null @@ -1,173 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Discontiguous memory support, Kanoj Sarcar, SGI, Nov 1999 - */ -#ifndef _LINUX_BOOTMEM_H -#define _LINUX_BOOTMEM_H - -#include <linux/mmzone.h> -#include <linux/mm_types.h> -#include <asm/dma.h> -#include <asm/processor.h> - -/* - * simple boot-time physical memory area allocator. - */ - -extern unsigned long max_low_pfn; -extern unsigned long min_low_pfn; - -/* - * highest page - */ -extern unsigned long max_pfn; -/* - * highest possible page - */ -extern unsigned long long max_possible_pfn; - -extern unsigned long memblock_free_all(void); -extern void reset_node_managed_pages(pg_data_t *pgdat); -extern void reset_all_zones_managed_pages(void); - -/* We are using top down, so it is safe to use 0 here */ -#define BOOTMEM_LOW_LIMIT 0 - -#ifndef ARCH_LOW_ADDRESS_LIMIT -#define ARCH_LOW_ADDRESS_LIMIT 0xffffffffUL -#endif - -/* FIXME: use MEMBLOCK_ALLOC_* variants here */ -#define BOOTMEM_ALLOC_ACCESSIBLE 0 -#define BOOTMEM_ALLOC_ANYWHERE (~(phys_addr_t)0) - -/* FIXME: Move to memblock.h at a point where we remove nobootmem.c */ -void *memblock_alloc_try_nid_raw(phys_addr_t size, phys_addr_t align, - phys_addr_t min_addr, - phys_addr_t max_addr, int nid); -void *memblock_alloc_try_nid_nopanic(phys_addr_t size, - phys_addr_t align, phys_addr_t min_addr, - phys_addr_t max_addr, int nid); -void *memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align, - phys_addr_t min_addr, phys_addr_t max_addr, int nid); -void __memblock_free_early(phys_addr_t base, phys_addr_t size); -void __memblock_free_late(phys_addr_t base, phys_addr_t size); - -static inline void * __init memblock_alloc( - phys_addr_t size, phys_addr_t align) -{ - return memblock_alloc_try_nid(size, align, BOOTMEM_LOW_LIMIT, - BOOTMEM_ALLOC_ACCESSIBLE, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_raw( - phys_addr_t size, phys_addr_t align) -{ - return memblock_alloc_try_nid_raw(size, align, BOOTMEM_LOW_LIMIT, - BOOTMEM_ALLOC_ACCESSIBLE, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_from( - phys_addr_t size, phys_addr_t align, phys_addr_t min_addr) -{ - return memblock_alloc_try_nid(size, align, min_addr, - BOOTMEM_ALLOC_ACCESSIBLE, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_nopanic( - phys_addr_t size, phys_addr_t align) -{ - return memblock_alloc_try_nid_nopanic(size, align, - BOOTMEM_LOW_LIMIT, - BOOTMEM_ALLOC_ACCESSIBLE, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_low( - phys_addr_t size, phys_addr_t align) -{ - return memblock_alloc_try_nid(size, align, - BOOTMEM_LOW_LIMIT, - ARCH_LOW_ADDRESS_LIMIT, - NUMA_NO_NODE); -} -static inline void * __init memblock_alloc_low_nopanic( - phys_addr_t size, phys_addr_t align) -{ - return memblock_alloc_try_nid_nopanic(size, align, - BOOTMEM_LOW_LIMIT, - ARCH_LOW_ADDRESS_LIMIT, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_from_nopanic( - phys_addr_t size, phys_addr_t align, phys_addr_t min_addr) -{ - return memblock_alloc_try_nid_nopanic(size, align, min_addr, - BOOTMEM_ALLOC_ACCESSIBLE, - NUMA_NO_NODE); -} - -static inline void * __init memblock_alloc_node( - phys_addr_t size, phys_addr_t align, int nid) -{ - return memblock_alloc_try_nid(size, align, BOOTMEM_LOW_LIMIT, - BOOTMEM_ALLOC_ACCESSIBLE, nid); -} - -static inline void * __init memblock_alloc_node_nopanic( - phys_addr_t size, int nid) -{ - return memblock_alloc_try_nid_nopanic(size, 0, BOOTMEM_LOW_LIMIT, - BOOTMEM_ALLOC_ACCESSIBLE, - nid); -} - -static inline void __init memblock_free_early( - phys_addr_t base, phys_addr_t size) -{ - __memblock_free_early(base, size); -} - -static inline void __init memblock_free_early_nid( - phys_addr_t base, phys_addr_t size, int nid) -{ - __memblock_free_early(base, size); -} - -static inline void __init memblock_free_late( - phys_addr_t base, phys_addr_t size) -{ - __memblock_free_late(base, size); -} - -extern void *alloc_large_system_hash(const char *tablename, - unsigned long bucketsize, - unsigned long numentries, - int scale, - int flags, - unsigned int *_hash_shift, - unsigned int *_hash_mask, - unsigned long low_limit, - unsigned long high_limit); - -#define HASH_EARLY 0x00000001 /* Allocating during early boot? */ -#define HASH_SMALL 0x00000002 /* sub-page allocation allowed, min - * shift passed via *_hash_shift */ -#define HASH_ZERO 0x00000004 /* Zero allocated hash table */ - -/* Only NUMA needs hash distribution. 64bit NUMA architectures have - * sufficient vmalloc space. - */ -#ifdef CONFIG_NUMA -#define HASHDIST_DEFAULT IS_ENABLED(CONFIG_64BIT) -extern int hashdist; /* Distribute hashes across NUMA nodes? */ -#else -#define hashdist (0) -#endif - - -#endif /* _LINUX_BOOTMEM_H */ |