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From: Masahiro Yamada <yamada.masahiro@socionext.com>
To: Laura Abbott <labbott@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>,
	Mark Wielaard <mjw@fedoraproject.org>,
	"H . J . Lu" <hjl.tools@gmail.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	X86 ML <x86@kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Nick Clifton <nickc@redhat.com>,
	Cary Coutant <ccoutant@gmail.com>,
	Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCHv5 1/4] kbuild: Add build salt to the kernel and modules
Date: Wed, 4 Jul 2018 12:59:00 +0900	[thread overview]
Message-ID: <CAK7LNAS7XBwDidNaLKC1wD+G30AyAvTHG5GN=UAiP5zz1EO8JA@mail.gmail.com> (raw)
In-Reply-To: <20180703233430.14416-2-labbott@redhat.com>

Hi.

Thanks for the update.


2018-07-04 8:34 GMT+09:00 Laura Abbott <labbott@redhat.com>:
>
> The build id generated from --build-id can be generated in several different
> ways, with the default being the sha1 on the output of the linked file. For
> distributions, it can be useful to make sure this ID is unique, even if the
> actual file contents don't change. The easiest way to do this is to insert
> a section with some data.
>
> Add an ELF note to both the kernel and module which contains some data based
> off of a config option.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> Signed-off-by: Laura Abbott <labbott@redhat.com>
> ---
> v5: I used S-o-b here since the majority of the code was written
> already.


I think Suggested-by is good enough.
S-o-b is appended as a patch is passed from people to people.

Anyway, this looks good except one bike-shed.

> Please feel free to change the tag if you think it's not
> appropriate. I also tweaked this to take an ascii string instead of just
> a hex value since this makes things much easier on the distribution
> side.
> ---


> diff --git a/init/Kconfig b/init/Kconfig
> index 041f3a022122..8de789f40db9 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -107,6 +107,15 @@ config LOCALVERSION_AUTO
>
>           which is done within the script "scripts/setlocalversion".)
>
> +config BUILD_SALT
> +       string "Build ID Salt"
> +       default "Linux"


How about empty string ""
for default?




-- 
Best Regards
Masahiro Yamada

  reply	other threads:[~2018-07-04  4:00 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-03 23:34 [PATCHv5 0/4] Salted build ids via ELF notes Laura Abbott
2018-07-03 23:34 ` [PATCHv5 1/4] kbuild: Add build salt to the kernel and modules Laura Abbott
2018-07-04  3:59   ` Masahiro Yamada [this message]
2018-07-05 19:20     ` Laura Abbott
2018-07-03 23:34 ` [PATCHv5 2/4] x86: Add build salt to the vDSO Laura Abbott
2018-07-05 15:58   ` Andy Lutomirski
2018-07-05 19:08     ` Laura Abbott
2018-07-05 21:46       ` Andy Lutomirski
2018-07-03 23:34 ` [PATCHv5 3/4] powerpc: " Laura Abbott
2018-07-03 23:34 ` [PATCHv5 4/4] arm64: " Laura Abbott
2018-07-04  3:55   ` Masahiro Yamada
2018-07-05 19:05     ` Laura Abbott
2018-07-04 17:36   ` Will Deacon

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