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Date:   Thu, 23 Nov 2017 08:50:03 +0000
From:   Marc Zyngier <>
        "" <>,
        "" <>
Cc:     Ard Biesheuvel <>
Subject: Re: [PATCH AUTOSEL for 4.14 30/51] irqchip/gic: Make quirks matching
 conditional on init return value

On 22/11/17 22:25, wrote:
> From: Ard Biesheuvel <>
> [ Upstream commit 9d111d49106b61f5a652d5418e85d8741b1a0427 ]
> As it turns out, the IIDR is not sufficient to distinguish between GICv3
> implementations when it comes to enabling quirks. So update the prototype
> of the init() hook to return a bool, and interpret a 'false' return value
> as no match, in which case the 'enabling workaround' log message should
> not be printed.
> Signed-off-by: Ard Biesheuvel <>
> Signed-off-by: Marc Zyngier <>
> Signed-off-by: Sasha Levin <>

What is the point of backporting this patch? It's only use is to enable
a workaround that is not a pre-4.15 candidate.

Same for its equivalent in the 4.9 tree.


Jazz is not dead. It just smells funny...

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