[PATCH] powerpc/kexec_file: fix FDT size estimation for kdump kernel

[Michael Ellerman]

On Thu, 04 Feb 2021 17:01:10 +0530, Hari Bathini wrote:
> On systems with large amount of memory, loading kdump kernel through
> kexec_file_load syscall may fail with the below error:
> 
>     "Failed to update fdt with linux,drconf-usable-memory property"
> 
> This happens because the size estimation for kdump kernel's FDT does
> not account for the additional space needed to setup usable memory
> properties. Fix it by accounting for the space needed to include
> linux,usable-memory & linux,drconf-usable-memory properties while
> estimating kdump kernel's FDT size.

Applied to powerpc/next.

[1/1] powerpc/kexec_file: fix FDT size estimation for kdump kernel
      https://git.kernel.org/powerpc/c/2377c92e37fe97bc5b365f55cf60f56dfc4849f5

cheers