linux-kernel - Re: [PATCH v9 3/4] perf: xgene: Add APM X-Gene SoC Performance Monitoring Unit driver

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Message-ID: <CACgAJHw7UMFKY=j8UBKUi=hNHfyzVoNMr_A5qOahhbgM+14KBQ@mail.gmail.com>
Date:	Thu, 14 Jul 2016 11:05:48 -0700
From:	Tai Tri Nguyen <ttnguyen@....com>
To:	Joe Perches <joe@...ches.com>
Cc:	Mark Rutland <mark.rutland@....com>,
	Will Deacon <will.deacon@....com>, catalin.marinas@....com,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Duc Dang <dhdang@....com>, LKML <linux-kernel@...r.kernel.org>,
	devicetree@...r.kernel.org,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	patches <patches@....com>
Subject: Re: [PATCH v9 3/4] perf: xgene: Add APM X-Gene SoC Performance
 Monitoring Unit driver

Hi Joe,

On Thu, Jul 14, 2016 at 10:54 AM, Tai Tri Nguyen <ttnguyen@....com> wrote:
> Hi Joe,
>
> On Thu, Jul 14, 2016 at 10:47 AM, Joe Perches <joe@...ches.com> wrote:
>> On Thu, 2016-07-14 at 10:27 -0700, Tai Nguyen wrote:
>>> This patch adds a driver for the SoC-wide (AKA uncore) PMU hardware
>>> found in APM X-Gene SoCs.
>>
>> trivia:
>>
>>> diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c
>> []
>>> +struct xgene_pmu_dev_ctx {
>>> +     char *name;
>>> +     struct list_head next;
>>> +     struct xgene_pmu_dev *pmu_dev;
>>> +     struct hw_pmu_info inf;
>>> +};
>>
>> Probably better to use something like
>>         char    name[20];
>> as the kasprintf can fail and this doesn't
>> seem to be freed anywhere.
>
> Okay. I'll fix it shortly.
>

I take it back.
I refer many other drivers using kasprintf and they do the same way I do.
Can you please check it again?

Thanks,
-- 
Tai