From: "Arnd Bergmann" <arnd@arndb.de>
To: "Jann Horn" <jannh@google.com>,
"Andrew Morton" <akpm@linux-foundation.org>
Cc: "Masahiro Yamada" <masahiroy@kernel.org>,
"Nick Desaulniers" <ndesaulniers@google.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Zhen Lei" <thunder.leizhen@huawei.com>,
linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org,
"Ard Biesheuvel" <ardb@kernel.org>
Subject: Re: [PATCH 1/2] kallsyms: get rid of code for absolute kallsyms
Date: Wed, 21 Feb 2024 22:18:47 +0100 [thread overview]
Message-ID: <e33a59f7-cf0e-4b63-b994-752d1e77652a@app.fastmail.com> (raw)
In-Reply-To: <20240221202655.2423854-1-jannh@google.com>
On Wed, Feb 21, 2024, at 21:26, Jann Horn wrote:
> To compile code for absolute kallsyms, you had to turn off
> KALLSYMS_BASE_RELATIVE. I think based on the way it was declared in
> Kconfig (without a string after "bool"), it wasn't even possible to
> select it.
>
> Get rid of this config option, as preparation for some kallsyms
> optimizations that would otherwise be infeasible.
>
> Signed-off-by: Jann Horn <jannh@google.com>
Nice catch!
The code was needed until cf8e8658100d ("arch: Remove
Itanium (IA-64) architecture"), and we missed that this
allowed the cleanup you now did.
Acked-by: Arnd Bergmann <arnd@arndb.de>
Arnd
next prev parent reply other threads:[~2024-02-21 21:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-21 20:26 Jann Horn
2024-02-21 20:26 ` [PATCH 2/2] kallsyms: build faster by using .incbin Jann Horn
2024-02-21 20:29 ` Jann Horn
2024-02-22 4:06 ` Masahiro Yamada
2024-02-22 8:20 ` Arnd Bergmann
2024-02-22 11:20 ` Jann Horn
2024-02-22 14:20 ` Jann Horn
2024-02-23 4:26 ` Masahiro Yamada
2024-02-21 21:18 ` Arnd Bergmann [this message]
2024-02-23 12:33 ` [PATCH 1/2] kallsyms: get rid of code for absolute kallsyms Masahiro Yamada
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