linux-kernel - Re: [PATCH] arm64: Initialize jump labels before setup_machine

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <165419885870.2681883.10934677413962491141.b4-ty@arm.com>
Date:   Thu,  2 Jun 2022 20:41:12 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Stephen Boyd <swboyd@...omium.org>, Will Deacon <will@...nel.org>
Cc:     Dominik Brodowski <linux@...inikbrodowski.net>,
        Ard Biesheuvel <ardb@...nel.org>,
        "Jason A . Donenfeld" <Jason@...c4.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Steven Rostedt <rostedt@...dmis.org>, patches@...ts.linux.dev
Subject: Re: [PATCH] arm64: Initialize jump labels before setup_machine_fdt()

On Wed, 1 Jun 2022 19:21:09 -0700, Stephen Boyd wrote:
> A static key warning splat appears during early boot on arm64 systems
> that credit randomness from devicetrees that contain an "rng-seed"
> property. This is because setup_machine_fdt() is called before
> jump_label_init() during setup_arch(). Let's swap the order of these two
> calls so that jump labels are initialized before the devicetree is
> unflattened and the rng seed is credited.
> 
> [...]

Applied to arm64 (for-next/core), thanks!

[1/1] arm64: Initialize jump labels before setup_machine_fdt()
      https://git.kernel.org/arm64/c/73e2d827a501

-- 
Catalin