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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-03 23:34:42 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 22:56:09 -0400
commit2898cc4cdf208f15246b7a1c6951d2b126a70fd6 (patch)
tree9ab5e803751ee7b8288248796339a0f17617ca29 /include/linux/memblock.h
parentcd3db0c4ca3d237e7ad20f7107216e575705d2b0 (diff)
memblock: Change u64 to phys_addr_t
Let's not waste space and cycles on archs that don't support >32-bit physical address space. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'include/linux/memblock.h')
-rw-r--r--include/linux/memblock.h48
1 files changed, 24 insertions, 24 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 71b8edc6ede8..b65045a4ed08 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -21,19 +21,19 @@
21#define MAX_MEMBLOCK_REGIONS 128 21#define MAX_MEMBLOCK_REGIONS 128
22 22
23struct memblock_region { 23struct memblock_region {
24 u64 base; 24 phys_addr_t base;
25 u64 size; 25 phys_addr_t size;
26}; 26};
27 27
28struct memblock_type { 28struct memblock_type {
29 unsigned long cnt; 29 unsigned long cnt;
30 u64 size; 30 phys_addr_t size;
31 struct memblock_region regions[MAX_MEMBLOCK_REGIONS+1]; 31 struct memblock_region regions[MAX_MEMBLOCK_REGIONS+1];
32}; 32};
33 33
34struct memblock { 34struct memblock {
35 unsigned long debug; 35 unsigned long debug;
36 u64 current_limit; 36 phys_addr_t current_limit;
37 struct memblock_type memory; 37 struct memblock_type memory;
38 struct memblock_type reserved; 38 struct memblock_type reserved;
39}; 39};
@@ -42,34 +42,34 @@ extern struct memblock memblock;
42 42
43extern void __init memblock_init(void); 43extern void __init memblock_init(void);
44extern void __init memblock_analyze(void); 44extern void __init memblock_analyze(void);
45extern long memblock_add(u64 base, u64 size); 45extern long memblock_add(phys_addr_t base, phys_addr_t size);
46extern long memblock_remove(u64 base, u64 size); 46extern long memblock_remove(phys_addr_t base, phys_addr_t size);
47extern long __init memblock_free(u64 base, u64 size); 47extern long __init memblock_free(phys_addr_t base, phys_addr_t size);
48extern long __init memblock_reserve(u64 base, u64 size); 48extern long __init memblock_reserve(phys_addr_t base, phys_addr_t size);
49 49
50extern u64 __init memblock_alloc_nid(u64 size, u64 align, int nid); 50extern phys_addr_t __init memblock_alloc_nid(phys_addr_t size, phys_addr_t align, int nid);
51extern u64 __init memblock_alloc(u64 size, u64 align); 51extern phys_addr_t __init memblock_alloc(phys_addr_t size, phys_addr_t align);
52 52
53/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */ 53/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */
54#define MEMBLOCK_ALLOC_ANYWHERE (~(u64)0) 54#define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0)
55#define MEMBLOCK_ALLOC_ACCESSIBLE 0 55#define MEMBLOCK_ALLOC_ACCESSIBLE 0
56 56
57extern u64 __init memblock_alloc_base(u64 size, 57extern phys_addr_t __init memblock_alloc_base(phys_addr_t size,
58 u64, u64 max_addr); 58 phys_addr_t, phys_addr_t max_addr);
59extern u64 __init __memblock_alloc_base(u64 size, 59extern phys_addr_t __init __memblock_alloc_base(phys_addr_t size,
60 u64 align, u64 max_addr); 60 phys_addr_t align, phys_addr_t max_addr);
61extern u64 __init memblock_phys_mem_size(void); 61extern phys_addr_t __init memblock_phys_mem_size(void);
62extern u64 memblock_end_of_DRAM(void); 62extern phys_addr_t memblock_end_of_DRAM(void);
63extern void __init memblock_enforce_memory_limit(u64 memory_limit); 63extern void __init memblock_enforce_memory_limit(phys_addr_t memory_limit);
64extern int memblock_is_memory(u64 addr); 64extern int memblock_is_memory(phys_addr_t addr);
65extern int memblock_is_region_memory(u64 base, u64 size); 65extern int memblock_is_region_memory(phys_addr_t base, phys_addr_t size);
66extern int __init memblock_is_reserved(u64 addr); 66extern int __init memblock_is_reserved(phys_addr_t addr);
67extern int memblock_is_region_reserved(u64 base, u64 size); 67extern int memblock_is_region_reserved(phys_addr_t base, phys_addr_t size);
68 68
69extern void memblock_dump_all(void); 69extern void memblock_dump_all(void);
70 70
71/* Provided by the architecture */ 71/* Provided by the architecture */
72extern u64 memblock_nid_range(u64 start, u64 end, int *nid); 72extern phys_addr_t memblock_nid_range(phys_addr_t start, phys_addr_t end, int *nid);
73 73
74/** 74/**
75 * memblock_set_current_limit - Set the current allocation limit to allow 75 * memblock_set_current_limit - Set the current allocation limit to allow
@@ -77,7 +77,7 @@ extern u64 memblock_nid_range(u64 start, u64 end, int *nid);
77 * accessible during boot 77 * accessible during boot
78 * @limit: New limit value (physical address) 78 * @limit: New limit value (physical address)
79 */ 79 */
80extern void memblock_set_current_limit(u64 limit); 80extern void memblock_set_current_limit(phys_addr_t limit);
81 81
82 82
83/* 83/*