linux-kernel - Re: [PATCH v14 4/6] powerpc: Delete unused functions

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Date:   Tue, 12 Jan 2021 18:30:53 -0500
From:   Mimi Zohar <zohar@...ux.ibm.com>
To:     Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>,
        bauerman@...ux.ibm.com, robh@...nel.org,
        takahiro.akashi@...aro.org, gregkh@...uxfoundation.org,
        will@...nel.org, catalin.marinas@....com, mpe@...erman.id.au
Cc:     james.morse@....com, sashal@...nel.org, benh@...nel.crashing.org,
        paulus@...ba.org, frowand.list@...il.com,
        vincenzo.frascino@....com, mark.rutland@....com,
        dmitry.kasatkin@...il.com, jmorris@...ei.org, serge@...lyn.com,
        pasha.tatashin@...een.com, allison@...utok.net,
        masahiroy@...nel.org, bhsharma@...hat.com, mbrugger@...e.com,
        hsinyi@...omium.org, tao.li@...o.com, christophe.leroy@....fr,
        prsriva@...ux.microsoft.com, balajib@...ux.microsoft.com,
        linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linuxppc-dev@...r.kernel.org
Subject: Re: [PATCH v14 4/6] powerpc: Delete unused functions

Hi Lakshmi,

On Mon, 2021-01-04 at 11:26 -0800, Lakshmi Ramasubramanian wrote:

> diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c
> index a05c19b3cc60..3cab318aa3b9 100644
> --- a/arch/powerpc/kexec/file_load_64.c
> +++ b/arch/powerpc/kexec/file_load_64.c
> @@ -17,6 +17,7 @@
>  #include <linux/kexec.h>
>  #include <linux/of_fdt.h>
>  #include <linux/libfdt.h>
> +#include <linux/of.h>
>  #include <linux/of_device.h>
>  #include <linux/memblock.h>
>  #include <linux/slab.h>
> @@ -944,7 +945,8 @@ int setup_new_fdt_ppc64(const struct kimage *image, void *fdt,
>  	struct crash_mem *umem = NULL, *rmem = NULL;
>  	int i, nr_ranges, ret;
>  
> -	ret = setup_new_fdt(image, fdt, initrd_load_addr, initrd_len, cmdline);
> +	ret = of_kexec_setup_new_fdt(image, fdt, initrd_load_addr, initrd_len,
> +				     cmdline);
>  	if (ret)
>  		goto out;
>  

The "powerpc: Move arch independent ima kexec functions to
drivers/of/kexec.c" moved setup_ima_buffer() to
of_kexec_setup_new_fdt().  Defering making the change from
setup_new_fdt() to of_kexec_setup_new_fdt() here, is not bisect safe.

Mimi