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Date: Sun, 9 Sep 2018 15:56:26 +0900
From: Masahiro Yamada <yamada.masahiro@...ionext.com>
To: Randy Dunlap <rdunlap@...radead.org>
Cc: linux-kbuild <linux-kbuild@...r.kernel.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] modules_install: warn when missing System.map file
2018-09-07 8:37 GMT+09:00 Randy Dunlap <rdunlap@...radead.org>:
> From: Randy Dunlap <rdunlap@...radead.org>
>
> If there is no System.map file for "make modules_install",
> scripts/depmod.sh will silently exit with success, having done
> nothing. Since this is an unexpected situation, change it to
> report a Warning for the missing file. The behavior is not
> changed except for the Warning message.
>
> The (previous) silent success and new Warning can be reproduced
> by:
> $ make mrproper; make defconfig
> $ make modules; make modules_install
>
> and since System.map is produced by "make vmlinux", the steps
> above omit producing the System.map file.
>
> Reported-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
> Cc: Masahiro Yamada <yamada.masahiro@...ionext.com>
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> ---
> v2: add Yamada-san's suggestions for >&2 and Skipping depmod.
Applied to linux-kbuild/fixes. Thanks!
> scripts/depmod.sh | 1 +
> 1 file changed, 1 insertion(+)
>
> --- lnx-419-rc1.orig/scripts/depmod.sh
> +++ lnx-419-rc1/scripts/depmod.sh
> @@ -11,6 +11,7 @@ DEPMOD=$1
> KERNELRELEASE=$2
>
> if ! test -r System.map ; then
> + echo "Warning: modules_install: missing 'System.map' file. Skipping depmod." >&2
> exit 0
> fi
>
>
--
Best Regards
Masahiro Yamada
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