[PATCH v11 2/2] drivers/perf: hisi: Add driver for HiSilicon PCIe PMU
liuqi (BA)
liuqi115 at huawei.com
Fri Nov 19 01:06:33 PST 2021
On 2021/11/19 15:55, Krzysztof Wilczyński wrote:
> Hi Qi,
>
> Thank you for looking into things I've mentioned!
>
> [...]
>>> Would the above "bdf" be the PCI addressing schema? If so, then we could
>>> capitalise the acronym to keep it consistent with how it's often referred
>>> to in the PCI world.
>>>
> [...]
>> got it, will change it to Bdf to keep the consistent, thanks.
>
> Just to make sure - the "Bus, Device, Function" in the world of PCI usually
> uses the acronym of "BDF", all uppercase letters.
>
got it, thanks.
>>> [...]
>>>> +static int __init hisi_pcie_module_init(void)
>>>> +{
>>>> + int ret;
>>>> +
>>>> + ret = cpuhp_setup_state_multi(CPUHP_AP_PERF_ARM_HISI_PCIE_PMU_ONLINE,
>>>> + "AP_PERF_ARM_HISI_PCIE_PMU_ONLINE",
>>>> + hisi_pcie_pmu_online_cpu,
>>>> + hisi_pcie_pmu_offline_cpu);
>>>> + if (ret) {
>>>> + pr_err("Failed to setup PCIe PMU hotplug, ret = %d.\n", ret);
>>>> + return ret;
>>>> + }
>>>
>>> The above error message could be made to be a little more aligned in terms
>>> of format with the other messages, thus it would be as follows:
>>>
>>> pr_err("Failed to setup PCIe PMU hotplug: %d.\n", ret);
>>>
>>> Interestingly, there would be then no need to add the final dot (period) at
>>> the end here, and that would be true everywhere else.
>>>
>>
>> thanks for your reminder , I'll fix that printout message to keep align.
>
> Thank you!
>
> Don't forget to drop the trailing dot after the error code (it makes it
> easier to read or even parse in a script, etc.).
>
will drop all the final dot in next version, thanks : )
Thanks,
Qi
> Again, thank you so much for working on this driver! An amazing work!
>
> Krzysztof
> .
>
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