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From: Kees Cook <keescook@chromium.org>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-kbuild@vger.kernel.org,
	Sami Tolvanen <samitolvanen@google.com>,
	linux-kernel@vger.kernel.org,
	Michal Marek <michal.lkml@markovi.net>,
	Nick Desaulniers <ndesaulniers@google.com>
Subject: Re: [PATCH 07/13] kbuild: do not remove 'linux' link in scripts/link-vmlinux.sh
Date: Wed, 18 Aug 2021 23:32:14 -0700	[thread overview]
Message-ID: <202108182331.70B390B@keescook> (raw)
In-Reply-To: <20210819005744.644908-8-masahiroy@kernel.org>

On Thu, Aug 19, 2021 at 09:57:38AM +0900, Masahiro Yamada wrote:
> arch/um/Makefile passes the -f option to the ln command:
> 
>     $(Q)ln -f $< $@
> 
> So, the hard link is always re-created, and the old one is removed
> anyway.

Hah, yeah, that's a bit of ARCH=um redundancy.

Reviewed-by: Kees Cook <keescook@chromium.org>

> 
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> ---
> 
>  scripts/link-vmlinux.sh | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
> index a6c4d0bce3ba..7b9c62e4d54a 100755
> --- a/scripts/link-vmlinux.sh
> +++ b/scripts/link-vmlinux.sh
> @@ -206,7 +206,6 @@ vmlinux_link()
>  			-Wl,-T,${lds}				\
>  			${objects}				\
>  			-lutil -lrt -lpthread
> -		rm -f linux
>  	fi
>  }
>  
> -- 
> 2.30.2
> 

-- 
Kees Cook

  reply	other threads:[~2021-08-19  6:32 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19  0:57 [PATCH 00/13] kbuild: refactoring after Clang LTO Masahiro Yamada
2021-08-19  0:57 ` [PATCH 01/13] kbuild: move objtool_args back to scripts/Makefile.build Masahiro Yamada
2021-08-19  2:45   ` Kees Cook
2021-08-19  0:57 ` [PATCH 02/13] gen_compile_commands: extract compiler command from a series of commands Masahiro Yamada
2021-08-19  6:48   ` Kees Cook
2021-08-19  0:57 ` [PATCH 03/13] kbuild: detect objtool changes correctly and remove .SECONDEXPANSION Masahiro Yamada
2021-08-19  2:55   ` Kees Cook
2021-08-19  3:18     ` Masahiro Yamada
2021-08-19  0:57 ` [PATCH 04/13] kbuild: remove unused quiet_cmd_update_lto_symversions Masahiro Yamada
2021-08-19  6:19   ` Kees Cook
2021-08-19  0:57 ` [PATCH 05/13] kbuild: remove stale *.symversions Masahiro Yamada
2021-08-19  6:29   ` Kees Cook
2021-08-19  0:57 ` [PATCH 06/13] kbuild: merge vmlinux_link() between the ordinary link and Clang LTO Masahiro Yamada
2021-08-19  2:42   ` Kees Cook
2021-08-19  0:57 ` [PATCH 07/13] kbuild: do not remove 'linux' link in scripts/link-vmlinux.sh Masahiro Yamada
2021-08-19  6:32   ` Kees Cook [this message]
2021-08-19  0:57 ` [PATCH 08/13] kbuild: merge vmlinux_link() between ARCH=um and other architectures Masahiro Yamada
2021-08-19  2:43   ` Kees Cook
2021-08-19  0:57 ` [PATCH 09/13] kbuild: do not create built-in.a.symversions or lib.a.symversions Masahiro Yamada
2021-08-19  6:41   ` Kees Cook
2021-08-28 11:57     ` Masahiro Yamada
2021-08-19  0:57 ` [PATCH 10/13] kbuild: build modules in the same way with/without Clang LTO Masahiro Yamada
2021-08-19  6:59   ` Kees Cook
2021-08-19  8:11     ` Masahiro Yamada
2021-08-19  0:57 ` [PATCH 11/13] kbuild: always postpone CRC links for module versioning Masahiro Yamada
2021-08-19  6:43   ` Kees Cook
2021-08-19  0:57 ` [PATCH 12/13] kbuild: merge cmd_modversions_c and cmd_modversions_S Masahiro Yamada
2021-08-19  3:06   ` Kees Cook
2021-08-19  0:57 ` [PATCH 13/13] kbuild: merge cmd_ar_builtin and cmd_ar_module Masahiro Yamada
2021-08-19  3:01   ` Kees Cook
2021-08-25  4:57 ` [PATCH 00/13] kbuild: refactoring after Clang LTO Masahiro Yamada

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