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From: Emil Velikov <emil.l.velikov@gmail.com>
To: Jessica Yu <jeyu@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Petr Mladek <pmladek@suse.com>,
	Joe Lawrence <joe.lawrence@redhat.com>,
	Andrew Donnellan <ajd@linux.ibm.com>,
	linux-kbuild@vger.kernel.org, David Airlie <airlied@linux.ie>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Jiri Kosina <jikos@kernel.org>,
	"Linux-Kernel@Vger. Kernel. Org" <linux-kernel@vger.kernel.org>,
	live-patching@vger.kernel.org,
	Michal Marek <michal.lkml@markovi.net>,
	ML dri-devel <dri-devel@lists.freedesktop.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Frederic Barrat <fbarrat@linux.ibm.com>,
	Miroslav Benes <mbenes@suse.cz>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: module loader dead code removal and cleanups v3
Date: Tue, 2 Feb 2021 17:38:39 +0000	[thread overview]
Message-ID: <CACvgo50f0d9fYZ+n4nSBOCgaGpe=x6_tfXPPGB2FiDVwGgaAJA@mail.gmail.com> (raw)
In-Reply-To: <YBljkDgMFcqKcH8H@gunter>

Hi Jessica,

On Tue, 2 Feb 2021 at 14:37, Jessica Yu <jeyu@kernel.org> wrote:
>
> +++ Christoph Hellwig [02/02/21 13:13 +0100]:
> >Hi all,
> >
> >this series removes support for long term unused export types and
> >cleans up various loose ends in the module loader.
> >
> >Changes since v2:
> > - clean up klp_find_object_symbol a bit
> > - remove the now unused module_assert_mutex helper
> >
> >Changes since v1:
> > - move struct symsearch to module.c
> > - rework drm to not call find_module at all
> > - allow RCU-sched locking for find_module
> > - keep find_module as a public API instead of module_loaded
> > - update a few comments and commit logs
>
> Thanks Christoph for cleaning up all that aged cruft, and thanks everyone
> for the reviews.
>
> I was curious about EXPORT_SYMBOL_GPL_FUTURE and EXPORT_UNUSED_SYMBOL
> variants, and found that most of that stuff was introduced between
> 2006 - 2008. All the of the unused symbols were removed and gpl future
> symbols were converted to gpl quite a long time ago, and I don't
> believe these export types have been used ever since. So I
> think it's safe to retire those export types now.
>
I believe you're spot on - based on reading through git log and
checking the ML archives.

Shame I didn't get to finish a similar series I had locally. Patches
11-13 match what I have here so:
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>

HTH
-Emil

WARNING: multiple messages have this Message-ID
From: Emil Velikov <emil.l.velikov@gmail.com>
To: Jessica Yu <jeyu@kernel.org>
Cc: Petr Mladek <pmladek@suse.com>,
	Joe Lawrence <joe.lawrence@redhat.com>,
	Andrew Donnellan <ajd@linux.ibm.com>,
	linux-kbuild@vger.kernel.org, David Airlie <airlied@linux.ie>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Jiri Kosina <jikos@kernel.org>,
	"Linux-Kernel@Vger. Kernel. Org" <linux-kernel@vger.kernel.org>,
	ML dri-devel <dri-devel@lists.freedesktop.org>,
	Michal Marek <michal.lkml@markovi.net>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Frederic Barrat <fbarrat@linux.ibm.com>,
	live-patching@vger.kernel.org, Miroslav Benes <mbenes@suse.cz>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	Christoph Hellwig <hch@lst.de>
Subject: Re: module loader dead code removal and cleanups v3
Date: Tue, 2 Feb 2021 17:38:39 +0000	[thread overview]
Message-ID: <CACvgo50f0d9fYZ+n4nSBOCgaGpe=x6_tfXPPGB2FiDVwGgaAJA@mail.gmail.com> (raw)
In-Reply-To: <YBljkDgMFcqKcH8H@gunter>

Hi Jessica,

On Tue, 2 Feb 2021 at 14:37, Jessica Yu <jeyu@kernel.org> wrote:
>
> +++ Christoph Hellwig [02/02/21 13:13 +0100]:
> >Hi all,
> >
> >this series removes support for long term unused export types and
> >cleans up various loose ends in the module loader.
> >
> >Changes since v2:
> > - clean up klp_find_object_symbol a bit
> > - remove the now unused module_assert_mutex helper
> >
> >Changes since v1:
> > - move struct symsearch to module.c
> > - rework drm to not call find_module at all
> > - allow RCU-sched locking for find_module
> > - keep find_module as a public API instead of module_loaded
> > - update a few comments and commit logs
>
> Thanks Christoph for cleaning up all that aged cruft, and thanks everyone
> for the reviews.
>
> I was curious about EXPORT_SYMBOL_GPL_FUTURE and EXPORT_UNUSED_SYMBOL
> variants, and found that most of that stuff was introduced between
> 2006 - 2008. All the of the unused symbols were removed and gpl future
> symbols were converted to gpl quite a long time ago, and I don't
> believe these export types have been used ever since. So I
> think it's safe to retire those export types now.
>
I believe you're spot on - based on reading through git log and
checking the ML archives.

Shame I didn't get to finish a similar series I had locally. Patches
11-13 match what I have here so:
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>

HTH
-Emil

WARNING: multiple messages have this Message-ID
From: Emil Velikov <emil.l.velikov@gmail.com>
To: Jessica Yu <jeyu@kernel.org>
Cc: Petr Mladek <pmladek@suse.com>,
	Joe Lawrence <joe.lawrence@redhat.com>,
	Andrew Donnellan <ajd@linux.ibm.com>,
	linux-kbuild@vger.kernel.org, David Airlie <airlied@linux.ie>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Jiri Kosina <jikos@kernel.org>,
	"Linux-Kernel@Vger. Kernel. Org" <linux-kernel@vger.kernel.org>,
	ML dri-devel <dri-devel@lists.freedesktop.org>,
	Michal Marek <michal.lkml@markovi.net>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Frederic Barrat <fbarrat@linux.ibm.com>,
	live-patching@vger.kernel.org, Miroslav Benes <mbenes@suse.cz>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	Christoph Hellwig <hch@lst.de>
Subject: Re: module loader dead code removal and cleanups v3
Date: Tue, 2 Feb 2021 17:38:39 +0000	[thread overview]
Message-ID: <CACvgo50f0d9fYZ+n4nSBOCgaGpe=x6_tfXPPGB2FiDVwGgaAJA@mail.gmail.com> (raw)
In-Reply-To: <YBljkDgMFcqKcH8H@gunter>

Hi Jessica,

On Tue, 2 Feb 2021 at 14:37, Jessica Yu <jeyu@kernel.org> wrote:
>
> +++ Christoph Hellwig [02/02/21 13:13 +0100]:
> >Hi all,
> >
> >this series removes support for long term unused export types and
> >cleans up various loose ends in the module loader.
> >
> >Changes since v2:
> > - clean up klp_find_object_symbol a bit
> > - remove the now unused module_assert_mutex helper
> >
> >Changes since v1:
> > - move struct symsearch to module.c
> > - rework drm to not call find_module at all
> > - allow RCU-sched locking for find_module
> > - keep find_module as a public API instead of module_loaded
> > - update a few comments and commit logs
>
> Thanks Christoph for cleaning up all that aged cruft, and thanks everyone
> for the reviews.
>
> I was curious about EXPORT_SYMBOL_GPL_FUTURE and EXPORT_UNUSED_SYMBOL
> variants, and found that most of that stuff was introduced between
> 2006 - 2008. All the of the unused symbols were removed and gpl future
> symbols were converted to gpl quite a long time ago, and I don't
> believe these export types have been used ever since. So I
> think it's safe to retire those export types now.
>
I believe you're spot on - based on reading through git log and
checking the ML archives.

Shame I didn't get to finish a similar series I had locally. Patches
11-13 match what I have here so:
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>

HTH
-Emil
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  parent reply	other threads:[~2021-02-02 17:42 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-02 12:13 module loader dead code removal and cleanups v3 Christoph Hellwig
2021-02-02 12:13 ` Christoph Hellwig
2021-02-02 12:13 ` [PATCH 01/13] powerpc/powernv: remove get_cxl_module Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-04 10:44   ` Michael Ellerman
2021-02-04 10:44     ` Michael Ellerman
2021-02-04 10:44     ` Michael Ellerman
2021-02-02 12:13 ` [PATCH 02/13] drm: remove drm_fb_helper_modinit Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 12:13 ` [PATCH 03/13] module: unexport find_module and module_mutex Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 12:13 ` [PATCH 04/13] module: use RCU to synchronize find_module Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 12:13 ` [PATCH 05/13] kallsyms: refactor {,module_}kallsyms_on_each_symbol Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-03  8:58   ` Petr Mladek
2021-02-03  8:58     ` Petr Mladek
2021-02-03  8:58     ` Petr Mladek
2021-02-02 12:13 ` [PATCH 06/13] kallsyms: only build {,module_}kallsyms_on_each_symbol when required Christoph Hellwig
2021-02-02 12:13   ` [PATCH 06/13] kallsyms: only build {, module_}kallsyms_on_each_symbol " Christoph Hellwig
2021-02-02 14:03   ` [PATCH 06/13] kallsyms: only build {,module_}kallsyms_on_each_symbol " Miroslav Benes
2021-02-02 14:03     ` [PATCH 06/13] kallsyms: only build {, module_}kallsyms_on_each_symbol " Miroslav Benes
2021-02-02 14:03     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 07/13] module: mark module_mutex static Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:04   ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 08/13] module: remove each_symbol_in_section Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:04   ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 09/13] module: merge each_symbol_section into find_symbol Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:04   ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 14:04     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 10/13] module: pass struct find_symbol_args to find_symbol Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:07   ` Miroslav Benes
2021-02-02 14:07     ` Miroslav Benes
2021-02-02 14:07     ` Miroslav Benes
2021-02-02 15:41     ` Christoph Hellwig
2021-02-02 15:41       ` Christoph Hellwig
2021-02-03  9:04     ` Christoph Hellwig
2021-02-03  9:04       ` Christoph Hellwig
2021-02-03  9:31       ` Miroslav Benes
2021-02-03  9:31         ` Miroslav Benes
2021-02-03  9:31         ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 11/13] module: move struct symsearch to module.c Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:10   ` Miroslav Benes
2021-02-02 14:10     ` Miroslav Benes
2021-02-02 14:10     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 12/13] module: remove EXPORT_SYMBOL_GPL_FUTURE Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:12   ` Miroslav Benes
2021-02-02 14:12     ` Miroslav Benes
2021-02-02 14:12     ` Miroslav Benes
2021-02-02 12:13 ` [PATCH 13/13] module: remove EXPORT_UNUSED_SYMBOL* Christoph Hellwig
2021-02-02 12:13   ` Christoph Hellwig
2021-02-02 14:21   ` Miroslav Benes
2021-02-02 14:21     ` Miroslav Benes
2021-02-02 14:21     ` Miroslav Benes
2021-02-02 14:37 ` module loader dead code removal and cleanups v3 Jessica Yu
2021-02-02 14:37   ` Jessica Yu
2021-02-02 14:37   ` Jessica Yu
2021-02-02 15:23   ` Christoph Hellwig
2021-02-02 15:23     ` Christoph Hellwig
2021-02-02 17:38   ` Emil Velikov [this message]
2021-02-02 17:38     ` Emil Velikov
2021-02-02 17:38     ` Emil Velikov
2021-02-08 11:36 ` Jessica Yu
2021-02-08 11:36   ` Jessica Yu
2021-02-08 11:36   ` Jessica Yu

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