From: Masahiro Yamada <masahiroy@kernel.org>
To: linux-kbuild@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
Masahiro Yamada <masahiroy@kernel.org>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Nicolas Schier <nicolas@fjasle.eu>
Subject: [PATCH 09/10] modpost: merge sectioncheck table entries regarding init/exit sections
Date: Mon, 23 Oct 2023 02:06:12 +0900 [thread overview]
Message-ID: <20231022170613.2072838-9-masahiroy@kernel.org> (raw)
In-Reply-To: <20231022170613.2072838-1-masahiroy@kernel.org>
Check symbol references from normal sections to init/exit sections in
a single entry.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---
scripts/mod/modpost.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index c726383c1909..e4eb989dc764 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -823,9 +823,7 @@ static void check_section(const char *modname, struct elf_info *elf,
TEXT_SECTIONS, OTHER_TEXT_SECTIONS
enum mismatch {
- TEXT_TO_ANY_INIT,
- DATA_TO_ANY_INIT,
- TEXTDATA_TO_ANY_EXIT,
+ TEXTDATA_TO_ANY_INIT_EXIT,
XXXINIT_TO_SOME_INIT,
ANY_INIT_TO_ANY_EXIT,
ANY_EXIT_TO_ANY_INIT,
@@ -856,20 +854,10 @@ static const struct sectioncheck sectioncheck[] = {
/* Do not reference init/exit code/data from
* normal code and data
*/
-{
- .fromsec = { TEXT_SECTIONS, NULL },
- .bad_tosec = { ALL_INIT_SECTIONS, NULL },
- .mismatch = TEXT_TO_ANY_INIT,
-},
-{
- .fromsec = { DATA_SECTIONS, NULL },
- .bad_tosec = { ALL_INIT_SECTIONS, NULL },
- .mismatch = DATA_TO_ANY_INIT,
-},
{
.fromsec = { TEXT_SECTIONS, DATA_SECTIONS, NULL },
- .bad_tosec = { ALL_EXIT_SECTIONS, NULL },
- .mismatch = TEXTDATA_TO_ANY_EXIT,
+ .bad_tosec = { ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL },
+ .mismatch = TEXTDATA_TO_ANY_INIT_EXIT,
},
/* Do not reference init code/data from meminit code/data */
{
--
2.40.1
next prev parent reply other threads:[~2023-10-22 17:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-22 17:06 [PATCH 01/10] modpost: remove ALL_EXIT_DATA_SECTIONS macro Masahiro Yamada
2023-10-22 17:06 ` [PATCH 02/10] linux/init: remove __memexit* annotations Masahiro Yamada
2023-10-22 18:24 ` Arnd Bergmann
2023-10-22 17:06 ` [PATCH 03/10] modpost: disallow *driver to reference .meminit* sections Masahiro Yamada
2023-10-22 17:06 ` [PATCH 04/10] modpost: remove more symbol patterns from the section check whitelist Masahiro Yamada
2023-10-23 23:28 ` Nathan Chancellor
2023-10-28 11:56 ` Masahiro Yamada
2023-10-22 17:06 ` [PATCH 05/10] modpost: remove MEM_INIT_SECTIONS macro Masahiro Yamada
2023-10-22 17:06 ` [PATCH 06/10] modpost: remove EXIT_SECTIONS macro Masahiro Yamada
2023-10-22 17:06 ` [PATCH 07/10] modpost: disallow the combination of EXPORT_SYMBOL and __meminit* Masahiro Yamada
2023-10-22 17:06 ` [PATCH 08/10] modpost: use ALL_INIT_SECTIONS for the section check from DATA_SECTIONS Masahiro Yamada
2023-10-22 17:06 ` Masahiro Yamada [this message]
2023-10-22 17:06 ` [PATCH 10/10] modpost: squash ALL_{INIT,EXIT}_TEXT_SECTIONS to ALL_TEXT_SECTIONS 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=20231022170613.2072838-9-masahiroy@kernel.org \
--to=masahiroy@kernel.org \
--cc=linux-kbuild@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nathan@kernel.org \
--cc=ndesaulniers@google.com \
--cc=nicolas@fjasle.eu \
/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