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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 13:34:42 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-05 12:56:09 +1000
commit2898cc4cdf208f15246b7a1c6951d2b126a70fd6 (patch)
tree9ab5e803751ee7b8288248796339a0f17617ca29 /include/linux/memblock.h
parentcd3db0c4ca3d237e7ad20f7107216e575705d2b0 (diff)
downloadop-kernel-dev-2898cc4cdf208f15246b7a1c6951d2b126a70fd6.zip
op-kernel-dev-2898cc4cdf208f15246b7a1c6951d2b126a70fd6.tar.gz
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 71b8edc..b65045a 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -21,19 +21,19 @@
#define MAX_MEMBLOCK_REGIONS 128
struct memblock_region {
- u64 base;
- u64 size;
+ phys_addr_t base;
+ phys_addr_t size;
};
struct memblock_type {
unsigned long cnt;
- u64 size;
+ phys_addr_t size;
struct memblock_region regions[MAX_MEMBLOCK_REGIONS+1];
};
struct memblock {
unsigned long debug;
- u64 current_limit;
+ phys_addr_t current_limit;
struct memblock_type memory;
struct memblock_type reserved;
};
@@ -42,34 +42,34 @@ extern struct memblock memblock;
extern void __init memblock_init(void);
extern void __init memblock_analyze(void);
-extern long memblock_add(u64 base, u64 size);
-extern long memblock_remove(u64 base, u64 size);
-extern long __init memblock_free(u64 base, u64 size);
-extern long __init memblock_reserve(u64 base, u64 size);
+extern long memblock_add(phys_addr_t base, phys_addr_t size);
+extern long memblock_remove(phys_addr_t base, phys_addr_t size);
+extern long __init memblock_free(phys_addr_t base, phys_addr_t size);
+extern long __init memblock_reserve(phys_addr_t base, phys_addr_t size);
-extern u64 __init memblock_alloc_nid(u64 size, u64 align, int nid);
-extern u64 __init memblock_alloc(u64 size, u64 align);
+extern phys_addr_t __init memblock_alloc_nid(phys_addr_t size, phys_addr_t align, int nid);
+extern phys_addr_t __init memblock_alloc(phys_addr_t size, phys_addr_t align);
/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */
-#define MEMBLOCK_ALLOC_ANYWHERE (~(u64)0)
+#define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0)
#define MEMBLOCK_ALLOC_ACCESSIBLE 0
-extern u64 __init memblock_alloc_base(u64 size,
- u64, u64 max_addr);
-extern u64 __init __memblock_alloc_base(u64 size,
- u64 align, u64 max_addr);
-extern u64 __init memblock_phys_mem_size(void);
-extern u64 memblock_end_of_DRAM(void);
-extern void __init memblock_enforce_memory_limit(u64 memory_limit);
-extern int memblock_is_memory(u64 addr);
-extern int memblock_is_region_memory(u64 base, u64 size);
-extern int __init memblock_is_reserved(u64 addr);
-extern int memblock_is_region_reserved(u64 base, u64 size);
+extern phys_addr_t __init memblock_alloc_base(phys_addr_t size,
+ phys_addr_t, phys_addr_t max_addr);
+extern phys_addr_t __init __memblock_alloc_base(phys_addr_t size,
+ phys_addr_t align, phys_addr_t max_addr);
+extern phys_addr_t __init memblock_phys_mem_size(void);
+extern phys_addr_t memblock_end_of_DRAM(void);
+extern void __init memblock_enforce_memory_limit(phys_addr_t memory_limit);
+extern int memblock_is_memory(phys_addr_t addr);
+extern int memblock_is_region_memory(phys_addr_t base, phys_addr_t size);
+extern int __init memblock_is_reserved(phys_addr_t addr);
+extern int memblock_is_region_reserved(phys_addr_t base, phys_addr_t size);
extern void memblock_dump_all(void);
/* Provided by the architecture */
-extern u64 memblock_nid_range(u64 start, u64 end, int *nid);
+extern phys_addr_t memblock_nid_range(phys_addr_t start, phys_addr_t end, int *nid);
/**
* 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);
* accessible during boot
* @limit: New limit value (physical address)
*/
-extern void memblock_set_current_limit(u64 limit);
+extern void memblock_set_current_limit(phys_addr_t limit);
/*
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