linux-kernel - Re: [PATCH] tools: Fix incorrect calculation of object size by sizeof

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Message-ID: <CAM9d7cj-t-jko=7mBb_dLrXFCC7s03W0Jz7jrO4nZkWZKeJAAA@mail.gmail.com>
Date:   Tue, 20 Jun 2023 15:42:26 -0700
From:   Namhyung Kim <namhyung@...nel.org>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
Cc:     Li Dong <lidong@...o.com>, Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Sean Christopherson <seanjc@...gle.com>,
        "open list:PERFORMANCE EVENTS SUBSYSTEM" 
        <linux-perf-users@...r.kernel.org>,
        "open list:PERFORMANCE EVENTS SUBSYSTEM" 
        <linux-kernel@...r.kernel.org>, opensource.kernel@...o.com
Subject: Re: [PATCH] tools: Fix incorrect calculation of object size by sizeof

Hi Arnaldo,

On Tue, Jun 20, 2023 at 3:06 PM Arnaldo Carvalho de Melo
<arnaldo.melo@...il.com> wrote:
>
>
>
> On Tue, Jun 20, 2023, 3:19 PM Namhyung Kim <namhyung@...nel.org> wrote:
>>
>> Hello,
>>
>> On Mon, Jun 19, 2023 at 1:21 AM Li Dong <lidong@...o.com> wrote:
>> >
>> > What we need to calculate is the size of the object, not the size of the
>> > pointer.
>> >
>> > Signed-off-by: Li Dong <lidong@...o.com>
>>
>> Since this problem was introduced in the current dev cycle and not in the
>> mainline yet, I think we can skip the Fixes tag.
>>
>> Acked-by: Namhyung Kim <namhyung@...nel.org>
>
>
> I think we should have it anyway, if not for the stable guys to pick it up, for documentation sake :-)

Ok, I'll add that.  Thanks for the reply while on your vacation. :)

Thanks,
Namhyung