Re: [PATCHv7] x86/kdump: bugfix, make the behavior of crashkernel=X consistent with kaslr

[Borislav Petkov]

On Tue, Jan 29, 2019 at 01:51:45PM +0800, Pingfan Liu wrote:
> Sorry, can not catch up with you. Do you suggestion
> memblock_find_in_range(0, kernel_start) and
> memblock_find_in_range(kernel_end, mem_end)? But the memory is
> truncated into fraction by many component which call
> memblock_reserve(), besides kernel.

extract_kernel() selects the physical address where the place the
kernel. You can use that physical address to figure out where to
allocate the crash kernel range.

-- 
Regards/Gruss,
    Boris.

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