linux-kbuild.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Nicolas Schier <nicolas@fjasle.eu>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>
Subject: Re: [PATCH 8/8] kbuild: support modules_sign for external modules as well
Date: Mon, 28 Aug 2023 16:52:08 +0200	[thread overview]
Message-ID: <ZOy0mMfTP1N3MRka@bergen.fjasle.eu> (raw)
In-Reply-To: <20230823115048.823011-8-masahiroy@kernel.org>

[-- Attachment #1: Type: text/plain, Size: 3112 bytes --]

On Wed 23 Aug 2023 20:50:48 GMT, Masahiro Yamada wrote:
> The modules_sign target is currently only available for in-tree modules,
> but it actually works for external modules as well.
> 
> Move the modules_sign rule to the common part.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> ---

Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>


> 
>  Makefile                 | 32 ++++++++++++++++----------------
>  scripts/Makefile.modinst |  4 ++--
>  2 files changed, 18 insertions(+), 18 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index 82d22debf6c9..87a9eef3fb4b 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -1461,20 +1461,6 @@ modules: modules_prepare
>  modules_prepare: prepare
>  	$(Q)$(MAKE) $(build)=scripts scripts/module.lds
>  
> -export modules_sign_only :=
> -
> -ifeq ($(CONFIG_MODULE_SIG),y)
> -PHONY += modules_sign
> -modules_sign: modules_install
> -	@:
> -
> -# modules_sign is a subset of modules_install.
> -# 'make modules_install modules_sign' is equivalent to 'make modules_install'.
> -ifeq ($(filter modules_install,$(MAKECMDGOALS)),)
> -modules_sign_only := y
> -endif
> -endif
> -
>  endif # CONFIG_MODULES
>  
>  ###
> @@ -1833,10 +1819,24 @@ endif # KBUILD_EXTMOD
>  # ---------------------------------------------------------------------------
>  # Modules
>  
> -PHONY += modules modules_install modules_prepare
> +PHONY += modules modules_install modules_sign modules_prepare
>  
>  modules_install:
> -	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modinst
> +	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modinst \
> +	sign-only=$(if $(filter modules_install,$(MAKECMDGOALS)),,y)
> +
> +ifeq ($(CONFIG_MODULE_SIG),y)
> +# modules_sign is a subset of modules_install.
> +# 'make modules_install modules_sign' is equivalent to 'make modules_install'.
> +modules_sign: modules_install
> +	@:
> +else
> +modules_sign:
> +	@echo >&2 '***'
> +	@echo >&2 '*** CONFIG_MODULE_SIG is disabled. You cannot sign modules.'
> +	@echo >&2 '***'
> +	@false
> +endif
>  
>  ifdef CONFIG_MODULES
>  
> diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
> index 33d424a3f265..459cb1fed223 100644
> --- a/scripts/Makefile.modinst
> +++ b/scripts/Makefile.modinst
> @@ -13,7 +13,7 @@ install-y :=
>  
>  PHONY += prepare
>  
> -ifeq ($(KBUILD_EXTMOD)$(modules_sign_only),)
> +ifeq ($(KBUILD_EXTMOD)$(sign-only),)
>  
>  # Install more files for in-tree modules_install
>  
> @@ -115,7 +115,7 @@ quiet_cmd_sign = SIGN    $@
>        cmd_sign = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) "$(sig-key)" certs/signing_key.x509 $@ \
>                   $(if $(KBUILD_EXTMOD),|| true)
>  
> -ifeq ($(modules_sign_only),)
> +ifeq ($(sign-only),)
>  
>  # During modules_install, modules are signed only when CONFIG_MODULE_SIG_ALL=y.
>  ifndef CONFIG_MODULE_SIG_ALL
> -- 
> 2.39.2

-- 
Nicolas Schier
 
epost|xmpp: nicolas@fjasle.eu          irc://oftc.net/nsc
↳ gpg: 18ed 52db e34f 860e e9fb  c82b 7d97 0932 55a0 ce7f
     -- frykten for herren er opphav til kunnskap --

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]

  reply	other threads:[~2023-08-28 14:54 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-23 11:50 [PATCH 1/8] kbuild: do not run depmod for 'make modules_sign' Masahiro Yamada
2023-08-23 11:50 ` [PATCH 2/8] kbuild: add modules_sign to no-{compiler,sync-config}-targets Masahiro Yamada
2023-08-23 19:53   ` Nicolas Schier
2023-08-23 11:50 ` [PATCH 3/8] kbuild: move depmod rule to scripts/Makefile.modinst Masahiro Yamada
2023-08-23 19:53   ` Nicolas Schier
2023-08-26 13:50     ` Masahiro Yamada
2023-08-23 11:50 ` [PATCH 4/8] kbuild: remove $(MODLIB)/source symlink Masahiro Yamada
2023-08-23 20:17   ` Nicolas Schier
2023-08-23 11:50 ` [PATCH 5/8] kbuild: reduce the number of mkdir calls during modules_install Masahiro Yamada
2023-08-23 20:22   ` Nicolas Schier
2023-08-23 11:50 ` [PATCH 6/8] kbuild: move more module installation code to scripts/Makefile.modinst Masahiro Yamada
2023-08-28 14:25   ` Nicolas Schier
2023-08-29  2:35     ` Masahiro Yamada
2023-08-29  3:50       ` Nicolas Schier
2023-08-23 11:50 ` [PATCH 7/8] kbuild: support 'make modules_sign' with CONFIG_MODULE_SIG_ALL=n Masahiro Yamada
2023-08-28 14:31   ` Nicolas Schier
2023-08-23 11:50 ` [PATCH 8/8] kbuild: support modules_sign for external modules as well Masahiro Yamada
2023-08-28 14:52   ` Nicolas Schier [this message]
2023-08-23 19:52 ` [PATCH 1/8] kbuild: do not run depmod for 'make modules_sign' Nicolas Schier
2023-08-26 13:36   ` Masahiro Yamada

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZOy0mMfTP1N3MRka@bergen.fjasle.eu \
    --to=nicolas@fjasle.eu \
    --cc=linux-kbuild@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=masahiroy@kernel.org \
    --cc=nathan@kernel.org \
    --cc=ndesaulniers@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).