On Fri, 19 Feb 2021 21:52:04 -0300, Thiago Jung Bauermann wrote:
> Commit 2377c92e37fe ("powerpc/kexec_file: fix FDT size estimation for kdump
> kernel") fixed how elf64_load() estimates the FDT size needed by the
> crashdump kernel.
>
> At the same time, commit 130b2d59cec0 ("powerpc: Use common
> of_kexec_alloc_and_setup_fdt()") changed the same code to use the generic
> function of_kexec_alloc_and_setup_fdt() to calculate the FDT size. That
> change made the code overestimate it a bit by counting twice the space
> required for the kernel command line and /chosen properties.
>
> Therefore change kexec_fdt_totalsize_ppc64() to calculate just the extra
> space needed by the kdump kernel, and change the function name so that it
> better reflects what the function is now doing.
>
> Signed-off-by: Thiago Jung Bauermann <bauerman@xxxxxxxxxxxxx>
> Reviewed-by: Lakshmi Ramasubramanian <nramas@xxxxxxxxxxxxxxxxxxx>
> ---
> arch/powerpc/include/asm/kexec.h | 2 +-
> arch/powerpc/kexec/elf_64.c | 2 +-
> arch/powerpc/kexec/file_load_64.c | 26 ++++++++------------------
> 3 files changed, 10 insertions(+), 20 deletions(-)
>
> Applies on top of next-20210219.
>
> Changes since v1:
>
> - Adjusted comment describing kexec_extra_fdt_size_ppc64() as suggested
> by Lakshmi.
>
Applied, thanks!
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