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From: "Huang\, Ying" <ying.huang@intel.com>
To: Michal Hocko <mhocko@suse.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	 linux-mm@kvack.org,  linux-kernel@vger.kernel.org,
	 "Matthew Wilcox \(Oracle\)" <willy@infradead.org>,
	 Rafael Aquini <aquini@redhat.com>,
	 Andrew Morton <akpm@linux-foundation.org>,
	 Ingo Molnar <mingo@redhat.com>,  Mel Gorman <mgorman@suse.de>,
	 Rik van Riel <riel@redhat.com>,
	 Johannes Weiner <hannes@cmpxchg.org>,
	 Dave Hansen <dave.hansen@intel.com>,
	 Andi Kleen <ak@linux.intel.com>,
	 David Rientjes <rientjes@google.com>
Subject: Re: [PATCH -V2 1/2] mempolicy: Rename MPOL_F_MORON to MPOL_F_MOPRON
Date: Mon, 02 Nov 2020 11:12:59 +0800	[thread overview]
Message-ID: <87d00wxxhg.fsf@yhuang-dev.intel.com> (raw)
In-Reply-To: <20201030082517.GD1478@dhcp22.suse.cz> (Michal Hocko's message of "Fri, 30 Oct 2020 09:25:17 +0100")

Michal Hocko <mhocko@suse.com> writes:

> On Fri 30-10-20 15:27:51, Huang, Ying wrote:
>> Michal Hocko <mhocko@suse.com> writes:
>> 
>> > On Wed 28-10-20 10:34:10, Huang Ying wrote:
>> >> To follow code-of-conduct better.
>> >
>> > This is changing a user visible interface and any userspace which refers
>> > to the existing name will fail to compile unless I am missing something.
>> 
>> Although these flags are put in uapi, I found these flags are actually
>> internal flags used in "flags" field of struct mempolicy, they are never
>> used as flags for any user space API.  I guess they are placed in uapi
>> header file to guarantee they aren't conflict with MPOL_MODE_FLAGS.
>
> You are right. I have missed that. The comment in the header even explains
> that. Anyway the placement is rather unusual and I think that those
> flags do not belong there.
>  
>> > Have you checked how many applications would be affected?
>> 
>> Based on above analysis, I think there is no application that will be
>> affected.
>> 
>> > Btw I find "follow CoC better" a very weak argument without further
>> > explanation.
>> 
>> That is the only reason for the patch.  If nobody thinks the change is
>> necessary, I can just drop the patch.
>
> Well, to be honest I do not see any problem with the naming.

This is a capitalized words and prefixed, so most people think it's OK.
And in PATCH 2/2, there's a newly added label,

mopron:

Which may become

moron:

some people think that we'd better to change it.  And to make the wording
consistent, the constant is changed too.

Best Regards,
Huang, Ying


  reply	other threads:[~2020-11-02  3:13 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-28  2:34 [PATCH -V2 0/2] autonuma: Migrate on fault among multiple bound nodes Huang Ying
2020-10-28  2:34 ` [PATCH -V2 1/2] mempolicy: Rename MPOL_F_MORON to MPOL_F_MOPRON Huang Ying
2020-10-29  9:04   ` Michal Hocko
2020-10-30  7:27     ` Huang, Ying
2020-10-30  8:25       ` Michal Hocko
2020-11-02  3:12         ` Huang, Ying [this message]
2020-10-28  2:34 ` [PATCH -V2 2/2] autonuma: Migrate on fault among multiple bound nodes Huang Ying
2020-11-02 11:17   ` Mel Gorman
2020-11-04  5:36     ` Huang, Ying
2020-11-05 11:25       ` Mel Gorman
2020-11-06  7:28         ` Huang, Ying
2020-11-06 15:55           ` Ben Widawsky
2020-11-11  6:50         ` Huang, Ying

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