linux-kernel - Re: [PATCH] mm/gup_benchmark: GUP_BENCHMARK depends on DEBUG

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Message-ID: <1269bf18-2b29-b380-3fd1-092534866c1d@nvidia.com>
Date:   Sat, 7 Nov 2020 17:10:29 -0800
From:   John Hubbard <jhubbard@...dia.com>
To:     Randy Dunlap <rdunlap@...radead.org>,
        "Song Bao Hua (Barry Song)" <song.bao.hua@...ilicon.com>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Linuxarm <linuxarm@...wei.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        John Garry <john.garry@...wei.com>
Subject: Re: [PATCH] mm/gup_benchmark: GUP_BENCHMARK depends on DEBUG_FS

On 11/7/20 4:24 PM, Randy Dunlap wrote:
> On 11/7/20 4:03 PM, John Hubbard wrote:
>> On 11/7/20 2:20 PM, Randy Dunlap wrote:
>>> On 11/7/20 11:16 AM, John Hubbard wrote:
>>>> On 11/7/20 11:05 AM, Song Bao Hua (Barry Song) wrote:
...
> OK, thanks, I see how you get that list now.
> 
> JFTR, those are not 42 independent users of DEBUG_FS. There are lots of &&s
> and a few ||s in that list.
> 

You are right, and that means that I have to withdraw my earlier claim that
"42 committers" made such a decision.

> 
> xconfig shows this for DEBUG_FS: (13 selects for x86_64 allmodconfig)
> 

...maybe only 13 committers and dependency chain, then. :)


thanks,
-- 
John Hubbard
NVIDIA