From: Petr Pavlu <petr.pavlu@suse.com>
To: Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>,
Luis Chamberlain <mcgrof@kernel.org>,
Daniel Gomez <da.gomez@kernel.org>,
Sami Tolvanen <samitolvanen@google.com>
Cc: Aaron Tomlin <atomlin@atomlin.com>,
Matthew Wood <thepacketgeek@gmail.com>,
linux-modules@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] module: Remove unnecessary module::args
Date: Thu, 9 Jul 2026 11:02:27 +0200 [thread overview]
Message-ID: <837ef587-c8aa-479a-9b20-597fb987d051@suse.com> (raw)
In-Reply-To: <20260604110455.1608038-1-petr.pavlu@suse.com>
On 6/4/26 1:04 PM, Petr Pavlu wrote:
> Historically, various parameter-handling code kept pointers into
> module::args, most notably the charp support. However, in 2009,
> commit e180a6b7759a ("param: fix charp parameters set via sysfs") changed
> charp parameters to kstrdup() the input string as well. As a result,
> module::args now mostly wastes memory.
>
> Reviewing all kernel_param_ops and module_param_call instances shows that
> the last code still relying on module::args remaining valid for the
> module's lifetime is simdisk_param_ops_filename. Update it to use kstrdup()
> and then remove module::args.
>
> Petr Pavlu (2):
> xtensa/simdisk: Avoid referring to module::args
> module: Remove unnecessary module::args
>
> arch/xtensa/platforms/iss/simdisk.c | 38 +++++++++++++++++++++++++----
> include/linux/module.h | 4 ---
> kernel/module/main.c | 15 ++++++------
> 3 files changed, 41 insertions(+), 16 deletions(-)
>
>
> base-commit: e43ffb69e0438cddd72aaa30898b4dc446f664f8
Thanks Max and Aaron for the review. Queued now on modules-next for
v7.3-rc1.
-- Petr
prev parent reply other threads:[~2026-07-09 9:02 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-04 11:04 [PATCH 0/2] module: Remove unnecessary module::args Petr Pavlu
2026-06-04 11:04 ` [PATCH 1/2] xtensa/simdisk: Avoid referring to module::args Petr Pavlu
2026-06-04 11:18 ` sashiko-bot
2026-06-07 20:44 ` Max Filippov
2026-06-04 11:04 ` [PATCH 2/2] module: Remove unnecessary module::args Petr Pavlu
2026-06-04 13:25 ` Aaron Tomlin
2026-07-09 9:02 ` Petr Pavlu [this message]
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