From: k.kozlowski@samsung•com (Krzysztof Kozlowski)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2] arm: irq: l2c: do not print error in case of missing l2c from dtb
Date: Tue, 12 Jan 2016 17:28:55 +0900 [thread overview]
Message-ID: <5694B947.7040207@samsung.com> (raw)
In-Reply-To: <1452583474-11729-1-git-send-email-andi.shyti@samsung.com>
On 12.01.2016 16:24, Andi Shyti wrote:
> In some architectures the L2 cache controller is integrated in the
> processor's block itself and it doesn't use any external cache
> controller. This means that an entry in the board's dtb related
> to the l2c is not necessary.
>
> Distinguish between error codes and print just an information in
> case of -ENODEV.
>
> This patch converts the following error message:
>
> L2C: failed to init: -19
>
> to the following info:
>
> L2C: no controller entry found in the dtb
>
> on boards like odroid-xu4, cortex A7/A15, which don't have
> external cache controller.
>
> Signed-off-by: Andi Shyti <andi.shyti@samsung•com>
> Reported-by: Krzysztof Kozlowski <k.kozlowski@samsung•com>
> ---
>
> Thanks Joe,
>
> makes sense!
>
> Andi
>
> arch/arm/kernel/irq.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Works (Odroid XU3, Exynos5422) and looks good for me:
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung•com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung•com>
Best regards,
Krzysztof
next prev parent reply other threads:[~2016-01-12 8:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-12 6:34 [PATCH] arm: irq: l2c: do not print error in case of missing l2c from dtb Andi Shyti
2016-01-12 7:11 ` Joe Perches
2016-01-12 7:24 ` [PATCH v2] " Andi Shyti
2016-01-12 8:28 ` Krzysztof Kozlowski [this message]
2016-01-12 8:35 ` [PATCH] " Marek Szyprowski
2016-01-12 10:11 ` [PATCH v3] " Andi Shyti
2016-01-12 23:55 ` Krzysztof Kozlowski
2016-01-20 18:02 ` Javier Martinez Canillas
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