From: "Shenhar, Talel" <talel@amazon.com>
To: Marc Zyngier <maz@kernel.org>
Cc: <robh+dt@kernel.org>, <tglx@linutronix.de>,
<jason@lakedaemon.net>, <mark.rutland@arm.com>,
<nicolas.ferre@microchip.com>, <mchehab+samsung@kernel.org>,
<shawn.lin@rock-chips.com>, <gregkh@linuxfoundation.org>,
<dwmw@amazon.co.uk>, <benh@kernel.crashing.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Subject: Re: [UNVERIFIED SENDER] Re: [PATCH v2 3/3] soc: amazon: al-pos: cast to u64 before left shifting
Date: Thu, 12 Sep 2019 09:51:09 +0300 [thread overview]
Message-ID: <57d36339-d1e6-ac60-1ec2-4fb6bebf6d2f@amazon.com> (raw)
In-Reply-To: <86blvqsyq0.wl-maz@kernel.org>
On 9/11/2019 5:18 PM, Marc Zyngier wrote:
> On Tue, 10 Sep 2019 20:05:10 +0100,
> Talel Shenhar <talel@amazon.com> wrote:
>> Fix wrap around for pos errors on addresses above 32 bit.
>>
>> Reported-by: kbuild test robot <lkp@intel.com>
>> Signed-off-by: Talel Shenhar <talel@amazon.com>
>> ---
>> drivers/soc/amazon/al_pos.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/soc/amazon/al_pos.c b/drivers/soc/amazon/al_pos.c
>> index a865111..e95e1fc 100644
>> --- a/drivers/soc/amazon/al_pos.c
>> +++ b/drivers/soc/amazon/al_pos.c
>> @@ -49,7 +49,7 @@ static irqreturn_t al_pos_irq_handler(int irq, void *info)
>> writel(0, pos->mmio_base + AL_POS_ERROR_LOG_1);
>>
>> addr = FIELD_GET(AL_POS_ERROR_LOG_0_ADDR_LOW, log0);
>> - addr |= (FIELD_GET(AL_POS_ERROR_LOG_1_ADDR_HIGH, log1) << 32);
>> + addr |= (((u64)FIELD_GET(AL_POS_ERROR_LOG_1_ADDR_HIGH, log1)) << 32);
>> request_id = FIELD_GET(AL_POS_ERROR_LOG_1_REQUEST_ID, log1);
>> bresp = FIELD_GET(AL_POS_ERROR_LOG_1_BRESP, log1);
>>
>> --
>> 2.7.4
>>
> This fix should be squashed into the previous patch.
Sure, Shall be part of v3.
>
> Thanks,
>
> M.
>
prev parent reply other threads:[~2019-09-12 6:51 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-10 19:05 [PATCH v2 0/3] Amazon's Annapurna Labs POS Driver Talel Shenhar
2019-09-10 19:05 ` [PATCH v2 1/3] dt-bindings: soc: al-pos: Amazon's Annapurna Labs POS Talel Shenhar
2019-09-18 13:32 ` Rob Herring
2019-09-18 13:44 ` Shenhar, Talel
2019-09-10 19:05 ` [PATCH v2 2/3] soc: amazon: al-pos: Introduce Amazon's Annapurna Labs POS driver Talel Shenhar
2019-09-11 14:15 ` Marc Zyngier
2019-09-12 6:50 ` [UNVERIFIED SENDER] " Shenhar, Talel
2019-09-12 8:50 ` Marc Zyngier
2019-09-12 9:19 ` [UNVERIFIED SENDER] " Shenhar, Talel
2019-09-19 14:42 ` James Morse
2019-09-22 6:55 ` Shenhar, Talel
2019-09-10 19:05 ` [PATCH v2 3/3] soc: amazon: al-pos: cast to u64 before left shifting Talel Shenhar
2019-09-11 14:18 ` Marc Zyngier
2019-09-12 6:51 ` Shenhar, Talel [this message]
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