linux-kernel - Re: [PATCH] perf/arm-cmn: Add shutdown routine

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Message-Id: <166973320082.112522.10687339610259452670.b4-ty@kernel.org>
Date:   Tue, 29 Nov 2022 19:52:44 +0000
From:   Will Deacon <will@...nel.org>
To:     Geoff Blake <blakgeof@...zon.com>, linux-kernel@...r.kernel.org
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH] perf/arm-cmn: Add shutdown routine

On Fri, 25 Nov 2022 17:01:53 -0600, Geoff Blake wrote:
> The CMN driver does not gracefully handle all
> restart cases, such as kexec.  On a kexec if the
> arm-cmn driver is in use it can be left in a state
> with still active  events that can cause spurious and/or
> unhandled interrupts that appear as non-fatal kernel errors
> like below, that can be confusing and misleading:
> 
> [...]

Applied to will (for-next/perf), thanks!

[1/1] perf/arm-cmn: Add shutdown routine
      https://git.kernel.org/will/c/316f862a787c

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev