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From: Nicolas Schier <nicolas@fjasle.eu>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-s390@vger.kernel.org, Kees Cook <keescook@chromium.org>,
	linux-kbuild@vger.kernel.org,
	Peter Zijlstra <peterz@infradead.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	linux-um@lists.infradead.org, linux-kernel@vger.kernel.org,
	clang-built-linux@googlegroups.com,
	Luis Chamberlain <mcgrof@kernel.org>,
	Sami Tolvanen <samitolvanen@google.com>,
	linuxppc-dev@lists.ozlabs.org, Ard Biesheuvel <ardb@kernel.org>
Subject: Re: [PATCH v3 03/15] modpost: merge add_{intree_flag,retpoline,staging_flag} to add_header
Date: Thu, 5 May 2022 21:58:52 +0200	[thread overview]
Message-ID: <YnQsfA8kHDDpnBcU@fjasle.eu> (raw)
In-Reply-To: <20220505072244.1155033-4-masahiroy@kernel.org>

On Thu, May 05, 2022 at 04:22:32PM +0900 Masahiro Yamada wrote:
> add_intree_flag(), add_retpoline(), and add_staging_flag() are small
> enough to be merged into add_header().
> 
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> ---
> 
> Changes in v3:
>   - New patch
> 
>  scripts/mod/modpost.c | 25 +++++++------------------
>  1 file changed, 7 insertions(+), 18 deletions(-)
> 
> diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
> index ebd80c77fa03..ae8e4a4dcfd2 100644
> --- a/scripts/mod/modpost.c
> +++ b/scripts/mod/modpost.c
> @@ -2200,25 +2200,17 @@ static void add_header(struct buffer *b, struct module *mod)
>  			      "#endif\n");
>  	buf_printf(b, "\t.arch = MODULE_ARCH_INIT,\n");
>  	buf_printf(b, "};\n");
> -}
>  
> -static void add_intree_flag(struct buffer *b, int is_intree)
> -{
> -	if (is_intree)
> +	if (!external_module)
>  		buf_printf(b, "\nMODULE_INFO(intree, \"Y\");\n");
> -}
>  
> -/* Cannot check for assembler */
> -static void add_retpoline(struct buffer *b)
> -{
> -	buf_printf(b, "\n#ifdef CONFIG_RETPOLINE\n");
> -	buf_printf(b, "MODULE_INFO(retpoline, \"Y\");\n");
> -	buf_printf(b, "#endif\n");
> -}
> +	buf_printf(b,
> +		   "\n"
> +		   "#ifdef CONFIG_RETPOLINE\n"
> +		   "MODULE_INFO(retpoline, \"Y\");\n"
> +		   "#endif\n");
>  
> -static void add_staging_flag(struct buffer *b, const char *name)
> -{
> -	if (strstarts(name, "drivers/staging"))
> +	if (strstarts(mod->name, "drivers/staging"))
>  		buf_printf(b, "\nMODULE_INFO(staging, \"Y\");\n");
>  }
>  
> @@ -2544,9 +2536,6 @@ int main(int argc, char **argv)
>  		check_exports(mod);
>  
>  		add_header(&buf, mod);
> -		add_intree_flag(&buf, !external_module);
> -		add_retpoline(&buf);
> -		add_staging_flag(&buf, mod->name);
>  		add_versions(&buf, mod);
>  		add_depends(&buf, mod);
>  		add_moddevtable(&buf, mod);
> -- 
> 2.32.0

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

  reply	other threads:[~2022-05-05 21:56 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-05  7:22 [PATCH v3 00/15] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS) Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 01/15] modpost: mitigate false-negatives for static EXPORT_SYMBOL checks Masahiro Yamada
2022-05-05 19:25   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 02/15] modpost: change the license of EXPORT_SYMBOL to bool type Masahiro Yamada
2022-05-05 13:48   ` Masahiro Yamada
2022-05-05 19:53     ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 03/15] modpost: merge add_{intree_flag, retpoline, staging_flag} to add_header Masahiro Yamada
2022-05-05 19:58   ` Nicolas Schier [this message]
2022-05-05  7:22 ` [PATCH v3 04/15] modpost: move *.mod.c generation to write_mod_c_files() Masahiro Yamada
2022-05-05 20:06   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 05/15] kbuild: generate a list of objects in vmlinux Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 06/15] kbuild: record symbol versions in *.cmd files Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 07/15] modpost: extract symbol versions from " Masahiro Yamada
2022-05-05 20:09   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 08/15] kbuild: link symbol CRCs at final link, removing CONFIG_MODULE_REL_CRCS Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 09/15] kbuild: stop merging *.symversions Masahiro Yamada
2022-05-05 20:19   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 10/15] genksyms: adjust the output format to modpost Masahiro Yamada
2022-05-05 20:22   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 11/15] kbuild: do not create *.prelink.o for Clang LTO or IBT Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 12/15] modpost: simplify the ->is_static initialization Masahiro Yamada
2022-05-05 20:27   ` Nicolas Schier
2022-05-05  7:22 ` [PATCH v3 13/15] modpost: use hlist for hash table implementation Masahiro Yamada
2022-05-05  7:22 ` [PATCH v3 14/15] kbuild: make built-in.a rule robust against too long argument error Masahiro Yamada
2022-05-05 20:29   ` Nicolas Schier
2022-05-05 20:31   ` Nick Desaulniers
2022-05-05  7:22 ` [PATCH v3 15/15] kbuild: make *.mod " Masahiro Yamada
2022-05-05 20:31   ` Nicolas Schier
2022-05-05 16:49 ` [PATCH v3 00/15] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS) Masahiro Yamada
2022-05-06 22:45 ` Nathan Chancellor
2022-05-08 18:28 ` Masahiro Yamada

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