[PATCH V2] arm64:kexec: Memstart should not be before the kernel start address

Geoff Levand geoff at infradead.org
Thu Aug 18 10:45:34 PDT 2016


Hi Sameer,

On Thu, 2016-08-11 at 19:24 -0600, Sameer Goel wrote:
> Starting 4.6 the kernel memblock start is rounded down to a desirable
> alignment. 

Please mention here the kernel commit that made this change, maybe
'kernel commit a7f8de168ace ("arm64: allow kernel Image to be loaded
anywhere in physical memory")'?

> So, the kernel can see reserved meory regions before the kernel
> start address in the iomem query.
> Need to make sure that the right kernel start address is picked from the iomem
> query.

Please run kexec with the --debug option and post the get_memory_ranges
output to the ML or send me directly if you consider it sensitive.
 
-Geoff




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