[PATCH v3 5/7] kexec_elf: remove elf_addr_to_cpu macro

Michael Ellerman mpe at ellerman.id.au
Thu Jul 11 21:08:51 AEST 2019


Sven Schnelle <svens at stackframe.org> writes:
> On Wed, Jul 10, 2019 at 05:09:29PM +0200, Christophe Leroy wrote:
>> Le 10/07/2019 à 16:29, Sven Schnelle a écrit :
>> > It had only one definition, so just use the function directly.
>> 
>> It had only one definition because it was for ppc64 only.
>> But as far as I understand (at least from the name of the new file), you
>> want it to be generic, don't you ? Therefore I get on 32 bits it would be
>> elf32_to_cpu().
>
> That brings up the question whether we need those endianess conversions. I would
> assume that the ELF file has always the same endianess as the running kernel. So
> i think we could just drop them. What do you think?

We should be able to kexec from big to little endian or vice versa, so
they are necessary.

cheers


More information about the Linuxppc-dev mailing list