linux-hardening - Re: [PATCH v4 1/4] interconnect: qcom: icc-rpmh: Add QoS configuration support

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Message-ID: <1e1fcedb-d001-4883-9046-58f3933ff185@quicinc.com>
Date: Wed, 27 Mar 2024 17:12:25 +0530
From: Odelu Kukatla <quic_okukatla@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        "Georgi
 Djakov" <djakov@...nel.org>, Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley
	<conor+dt@...nel.org>
CC: Kees Cook <keescook@...omium.org>, <cros-qcom-dts-watchers@...omium.org>,
        "Gustavo A . R . Silva" <gustavoars@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-hardening@...r.kernel.org>, <quic_rlaggysh@...cinc.com>,
        <quic_mdtipton@...cinc.com>
Subject: Re: [PATCH v4 1/4] interconnect: qcom: icc-rpmh: Add QoS
 configuration support



On 3/27/2024 2:14 PM, Krzysztof Kozlowski wrote:
> On 26/03/2024 21:56, Konrad Dybcio wrote:
>> On 25.03.2024 7:16 PM, Odelu Kukatla wrote:
>>> It adds QoS support for QNOC device and includes support for
>>> configuring priority, priority forward disable, urgency forwarding.
>>> This helps in priortizing the traffic originating from different
>>> interconnect masters at NoC(Network On Chip).
>>>
>>> Signed-off-by: Odelu Kukatla <quic_okukatla@...cinc.com>
>>> ---
>>
>> [...]
>>
>>>  
>>> +	if (desc->config) {
>>> +		struct resource *res;
>>> +		void __iomem *base;
>>> +
>>> +		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>>> +		if (!res)
>>> +			goto skip_qos_config;
>>> +
>>> +		base = devm_ioremap_resource(dev, res);
>>
>> You were asked to substitute this call like 3 times already..
>>
>> devm_platform_get_and_ioremap_resource
>>
>> or even better, devm_platform_ioremap_resource
> 
> Yeah, I wonder what else from my feedback got ignored :(
> 

There was a misinterpretation of your comment from my side. Got it now, I will address this.

> 
> Best regards,
> Krzysztof
> 

Thanks,
Odelu