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Date: Tue, 22 Feb 2022 12:00:26 -0800
From: Allen <allen.lkml@...il.com>
To: Aaron Tomlin <atomlin@...hat.com>
Cc: Luis Chamberlain <mcgrof@...nel.org>, christophe.leroy@...roup.eu,
Christoph Lameter <cl@...ux.com>,
Petr Mladek <pmladek@...e.com>,
Miroslav Benes <mbenes@...e.cz>,
Andrew Morton <akpm@...ux-foundation.org>, jeyu@...nel.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
linux-modules@...r.kernel.org, void@...ifault.com,
atomlin@...mlin.com, Joe Perches <joe@...ches.com>,
msuchanek@...e.de, oleksandr@...alenko.name
Subject: Re: [PATCH v8 01/13] module: Move all into module/
I did some testing on x86/ARM, no regressions.
Looks good so far. Will run it for little longer.
Thanks.
On Tue, Feb 22, 2022 at 6:13 AM Aaron Tomlin <atomlin@...hat.com> wrote:
>
> No functional changes.
>
> This patch moves all module related code into a separate directory,
> modifies each file name and creates a new Makefile. Note: this effort
> is in preparation to refactor core module code.
>
> Signed-off-by: Aaron Tomlin <atomlin@...hat.com>
> ---
> MAINTAINERS | 2 +-
> kernel/Makefile | 5 +----
> kernel/module/Makefile | 12 ++++++++++++
> kernel/{module_decompress.c => module/decompress.c} | 2 +-
> kernel/{module-internal.h => module/internal.h} | 0
> kernel/{module.c => module/main.c} | 2 +-
> kernel/{module_signing.c => module/signing.c} | 2 +-
> 7 files changed, 17 insertions(+), 8 deletions(-)
> create mode 100644 kernel/module/Makefile
> rename kernel/{module_decompress.c => module/decompress.c} (99%)
> rename kernel/{module-internal.h => module/internal.h} (100%)
> rename kernel/{module.c => module/main.c} (99%)
> rename kernel/{module_signing.c => module/signing.c} (97%)
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index bd86ed9fbc79..463bdb829db4 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -13012,7 +13012,7 @@ L: linux-kernel@...r.kernel.org
> S: Maintained
> T: git git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next
> F: include/linux/module.h
> -F: kernel/module.c
> +F: kernel/module/
>
> MONOLITHIC POWER SYSTEM PMIC DRIVER
> M: Saravanan Sekar <sravanhome@...il.com>
> diff --git a/kernel/Makefile b/kernel/Makefile
> index 56f4ee97f328..717075b65deb 100644
> --- a/kernel/Makefile
> +++ b/kernel/Makefile
> @@ -29,7 +29,6 @@ KCOV_INSTRUMENT_softirq.o := n
> KCSAN_SANITIZE_softirq.o = n
> # These are called from save_stack_trace() on slub debug path,
> # and produce insane amounts of uninteresting coverage.
> -KCOV_INSTRUMENT_module.o := n
> KCOV_INSTRUMENT_extable.o := n
> KCOV_INSTRUMENT_stacktrace.o := n
> # Don't self-instrument.
> @@ -53,6 +52,7 @@ obj-y += rcu/
> obj-y += livepatch/
> obj-y += dma/
> obj-y += entry/
> +obj-$(CONFIG_MODULES) += module/
>
> obj-$(CONFIG_KCMP) += kcmp.o
> obj-$(CONFIG_FREEZER) += freezer.o
> @@ -66,9 +66,6 @@ ifneq ($(CONFIG_SMP),y)
> obj-y += up.o
> endif
> obj-$(CONFIG_UID16) += uid16.o
> -obj-$(CONFIG_MODULES) += module.o
> -obj-$(CONFIG_MODULE_DECOMPRESS) += module_decompress.o
> -obj-$(CONFIG_MODULE_SIG) += module_signing.o
> obj-$(CONFIG_MODULE_SIG_FORMAT) += module_signature.o
> obj-$(CONFIG_KALLSYMS) += kallsyms.o
> obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
> diff --git a/kernel/module/Makefile b/kernel/module/Makefile
> new file mode 100644
> index 000000000000..cdd5c61b8c7f
> --- /dev/null
> +++ b/kernel/module/Makefile
> @@ -0,0 +1,12 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +#
> +# Makefile for linux kernel module support
> +#
> +
> +# These are called from save_stack_trace() on slub debug path,
> +# and produce insane amounts of uninteresting coverage.
> +KCOV_INSTRUMENT_module.o := n
> +
> +obj-y += main.o
> +obj-$(CONFIG_MODULE_DECOMPRESS) += decompress.o
> +obj-$(CONFIG_MODULE_SIG) += signing.o
> diff --git a/kernel/module_decompress.c b/kernel/module/decompress.c
> similarity index 99%
> rename from kernel/module_decompress.c
> rename to kernel/module/decompress.c
> index ffef98a20320..d14d6443225a 100644
> --- a/kernel/module_decompress.c
> +++ b/kernel/module/decompress.c
> @@ -12,7 +12,7 @@
> #include <linux/sysfs.h>
> #include <linux/vmalloc.h>
>
> -#include "module-internal.h"
> +#include "internal.h"
>
> static int module_extend_max_pages(struct load_info *info, unsigned int extent)
> {
> diff --git a/kernel/module-internal.h b/kernel/module/internal.h
> similarity index 100%
> rename from kernel/module-internal.h
> rename to kernel/module/internal.h
> diff --git a/kernel/module.c b/kernel/module/main.c
> similarity index 99%
> rename from kernel/module.c
> rename to kernel/module/main.c
> index 46a5c2ed1928..34a2b0cf3c3e 100644
> --- a/kernel/module.c
> +++ b/kernel/module/main.c
> @@ -58,7 +58,7 @@
> #include <linux/dynamic_debug.h>
> #include <linux/audit.h>
> #include <uapi/linux/module.h>
> -#include "module-internal.h"
> +#include "internal.h"
>
> #define CREATE_TRACE_POINTS
> #include <trace/events/module.h>
> diff --git a/kernel/module_signing.c b/kernel/module/signing.c
> similarity index 97%
> rename from kernel/module_signing.c
> rename to kernel/module/signing.c
> index 8723ae70ea1f..8aeb6d2ee94b 100644
> --- a/kernel/module_signing.c
> +++ b/kernel/module/signing.c
> @@ -12,7 +12,7 @@
> #include <linux/string.h>
> #include <linux/verification.h>
> #include <crypto/public_key.h>
> -#include "module-internal.h"
> +#include "internal.h"
>
> /*
> * Verify the signature on a module.
> --
> 2.34.1
>
--
- Allen
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