memblock: Add memblock_find_in_range()
This is a wrapper for memblock_find_base() using slightly different arguments (start,end instead of start,size for example) in order to make it easier to convert existing arch/x86 code. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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@ -47,6 +47,8 @@ extern int memblock_can_resize;
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#define memblock_dbg(fmt, ...) \
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if (memblock_debug) printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
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u64 memblock_find_in_range(u64 start, u64 end, u64 size, u64 align);
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extern void __init memblock_init(void);
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extern void __init memblock_analyze(void);
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extern long memblock_add(phys_addr_t base, phys_addr_t size);
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@ -162,6 +162,14 @@ static phys_addr_t __init memblock_find_base(phys_addr_t size, phys_addr_t align
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return MEMBLOCK_ERROR;
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}
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/*
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* Find a free area with specified alignment in a specific range.
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*/
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u64 __init_memblock memblock_find_in_range(u64 start, u64 end, u64 size, u64 align)
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{
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return memblock_find_base(size, align, start, end);
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}
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static void __init_memblock memblock_remove_region(struct memblock_type *type, unsigned long r)
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{
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unsigned long i;
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