linux-kernel - Re: [PATCH] clocksource/drivers/riscv: Events are stopped during CPU suspend

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: <32af96b3-5b87-6db1-ad23-8bc66d5530ff@linaro.org>
Date:   Mon, 9 May 2022 13:44:05 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Samuel Holland <samuel@...lland.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     Albert Ou <aou@...s.berkeley.edu>,
        Atish Patra <atishp@...shpatra.org>,
        Dmitriy Cherkasov <dmitriy@...-tech.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH] clocksource/drivers/riscv: Events are stopped during CPU
 suspend

On 09/05/2022 03:21, Samuel Holland wrote:
> Some implementations of the SBI time extension depend on hart-local
> state (for example, CSRs) that are lost or hardware that is powered
> down when a CPU is suspended. To be safe, the clockevents driver
> cannot assume that timer IRQs will be received during CPU suspend.
> 
> Fixes: 62b019436814 ("clocksource: new RISC-V SBI timer driver")
> Signed-off-by: Samuel Holland <samuel@...lland.org>
> ---

Applied, thanks


-- 
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog