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yaml
---
r: 105322
b: refs/heads/master
c: 223e8dc
h: refs/heads/master
v: v3
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Johannes Weiner authored and Linus Torvalds committed Jul 24, 2008
1 parent 0c120c8 commit f99f0cd
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Showing 3 changed files with 223 additions and 221 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7251ff78b94c2a68d267623d09b32672b20662c1
refs/heads/master: 223e8dc9249c9e15f6c8b638d73fcad78ccb0a88
86 changes: 45 additions & 41 deletions trunk/include/linux/bootmem.h
Original file line number Diff line number Diff line change
Expand Up @@ -41,36 +41,62 @@ typedef struct bootmem_data {
extern bootmem_data_t bootmem_node_data[];

extern unsigned long bootmem_bootmap_pages(unsigned long);

extern unsigned long init_bootmem_node(pg_data_t *pgdat,
unsigned long freepfn,
unsigned long startpfn,
unsigned long endpfn);
extern unsigned long init_bootmem(unsigned long addr, unsigned long memend);

extern unsigned long free_all_bootmem_node(pg_data_t *pgdat);
extern unsigned long free_all_bootmem(void);

extern void free_bootmem_node(pg_data_t *pgdat,
unsigned long addr,
unsigned long size);
extern void free_bootmem(unsigned long addr, unsigned long size);
extern void *__alloc_bootmem(unsigned long size,

/*
* Flags for reserve_bootmem (also if CONFIG_HAVE_ARCH_BOOTMEM_NODE,
* the architecture-specific code should honor this).
*
* If flags is 0, then the return value is always 0 (success). If
* flags contains BOOTMEM_EXCLUSIVE, then -EBUSY is returned if the
* memory already was reserved.
*/
#define BOOTMEM_DEFAULT 0
#define BOOTMEM_EXCLUSIVE (1<<0)

extern int reserve_bootmem_node(pg_data_t *pgdat,
unsigned long physaddr,
unsigned long size,
int flags);
#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
extern int reserve_bootmem(unsigned long addr, unsigned long size, int flags);
#endif

extern void *__alloc_bootmem_nopanic(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_nopanic(unsigned long size,
extern void *__alloc_bootmem(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_low(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_node_nopanic(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);

/*
* flags for reserve_bootmem (also if CONFIG_HAVE_ARCH_BOOTMEM_NODE,
* the architecture-specific code should honor this)
*/
#define BOOTMEM_DEFAULT 0
#define BOOTMEM_EXCLUSIVE (1<<0)

#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
/*
* If flags is 0, then the return value is always 0 (success). If
* flags contains BOOTMEM_EXCLUSIVE, then -EBUSY is returned if the
* memory already was reserved.
*/
extern int reserve_bootmem(unsigned long addr, unsigned long size, int flags);
#define alloc_bootmem(x) \
__alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_low(x) \
Expand All @@ -83,38 +109,16 @@ extern int reserve_bootmem(unsigned long addr, unsigned long size, int flags);

extern int reserve_bootmem_generic(unsigned long addr, unsigned long size,
int flags);
extern unsigned long free_all_bootmem(void);
extern unsigned long free_all_bootmem_node(pg_data_t *pgdat);
extern void *__alloc_bootmem_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_node_nopanic(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern unsigned long init_bootmem_node(pg_data_t *pgdat,
unsigned long freepfn,
unsigned long startpfn,
unsigned long endpfn);
extern int reserve_bootmem_node(pg_data_t *pgdat,
unsigned long physaddr,
unsigned long size,
int flags);
extern void free_bootmem_node(pg_data_t *pgdat,
unsigned long addr,
unsigned long size);
extern void *alloc_bootmem_section(unsigned long size,
unsigned long section_nr);

#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
#define alloc_bootmem_node(pgdat, x) \
__alloc_bootmem_node(pgdat, x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_pages_node(pgdat, x) \
__alloc_bootmem_node(pgdat, x, PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_low_pages_node(pgdat, x) \
__alloc_bootmem_low_node(pgdat, x, PAGE_SIZE, 0)
#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */

extern void *alloc_bootmem_section(unsigned long size,
unsigned long section_nr);

#ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
extern void *alloc_remap(int nid, unsigned long size);
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