linux-kernel - Re: [PATCH 2/2] fs/dcache: Make negative dentries easier to be reclaimed

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Message-ID: <9d5a85f6-29fc-b33e-f0c5-d2b65d0f70de@redhat.com>
Date:   Wed, 29 Aug 2018 16:03:32 -0400
From:   Waiman Long <longman@...hat.com>
To:     paulmck@...ux.vnet.ibm.com,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        Jonathan Corbet <corbet@....net>, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-doc@...r.kernel.org, "Luis R. Rodriguez" <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Jan Kara <jack@...e.cz>, Ingo Molnar <mingo@...nel.org>,
        Miklos Szeredi <mszeredi@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        Larry Woodman <lwoodman@...hat.com>,
        James Bottomley <James.Bottomley@...senPartnership.com>,
        "Wangkai (Kevin C)" <wangkai86@...wei.com>,
        Michal Hocko <mhocko@...nel.org>
Subject: Re: [PATCH 2/2] fs/dcache: Make negative dentries easier to be
 reclaimed

On 08/29/2018 01:54 PM, Paul E. McKenney wrote:
> On Tue, Aug 28, 2018 at 04:01:50PM -0700, Andrew Morton wrote:
>> Another pet peeve ;)
>>
>> On Tue, 28 Aug 2018 13:19:40 -0400 Waiman Long <longman@...hat.com> wrote:
>>
>>>  /**
>>> + * list_lru_add_head: add an element to the lru list's head
>>> + * @list_lru: the lru pointer
>>> + * @item: the item to be added.
>>> + *
>>> + * This is similar to list_lru_add(). The only difference is the location
>>> + * where the new item will be added. The list_lru_add() function will add
>> People often use the term "the foo() function".  I don't know why -
>> just say "foo()"!
> For whatever it is worth...
>
> I tend to use "The foo() function ..." instead of "foo() ..." in order
> to properly capitalize the first word of the sentence.  So I might say
> "The call_rcu() function enqueues an RCU callback." rather than something
> like "call_rcu() enqueues an RCU callback."  Or I might use some other
> trick to keep "call_rcu()" from being the first word of the sentence.
> But if the end of the previous sentence introduced call_rcu(), you
> usually want the next sentence's first use of "call_rcu()" to be very
> early in the sentence, because otherwise the flow will seem choppy.
>
> And no, I have no idea what I would do if I were writing in German,
> where nouns are capitalized, given that function names tend to be used
> as nouns.  Probably I would get yelled at a lot for capitalizing my
> function names.  ;-)
>
> 							Thanx, Paul
>
Yes, doing proper capitalization of the first letter of a sentence is
the main reason I used "The foo() function" in a sentence.

Cheers,
Longman