Re: [PATCH v4 0/4] Remove dependency of check subcmd upon orc

From: Josh Poimboeuf
Date: Tue Sep 01 2020 - 12:06:15 EST


On Tue, Aug 25, 2020 at 01:47:38PM +0100, Julien Thierry wrote:
> Hi,
>
> Matt Helsley's change[1] provided a base framework to opt-in/out
> objtool subcommands at compile time. This makes it easier for
> architectures to port objtool, one subcommand at a time.
>
> Orc generation relies on the check operation implementation. However,
> the way this is done causes the check implementation to depend on the
> implementation of orc generation functions to call if orc generation is
> requested. This means that in order to implement check subcmd, orc
> subcmd also need to be implemented.
>
> These patches aim at removing that dependency, having orc subcmd
> being built on top of the check subcmd.
>
>
> Changes since v3 [2]:
> - Rebased on v5.9-rc1
> - Renamed objtool_setup_file() to objtool_open_read()
> - Fixed misplaced elf_write() when file->elf->changed is true
> - Avoid additional allocation for orc data and compile out orc
> definition when not needed instead
>
> [1] https://www.spinics.net/lists/kernel/msg3510844.html
> [2] https://lkml.org/lkml/2020/7/30/415

Thanks, I grabbed the patches and will work with Peter to get them
merged.

--
Josh