Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Sun, 3 Nov 2019 03:17:38 -0800
From:   Matthew Wilcox <willy@infradead.org>
To:     David Howells <dhowells@redhat.com>
Cc:     Linus Torvalds <torvalds@linux-foundation.org>,
        Rasmus Villemoes <linux@rasmusvillemoes.dk>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Nicolas Dichtel <nicolas.dichtel@6wind.com>, raven@themaw.net,
        Christian Brauner <christian@brauner.io>,
        keyrings@vger.kernel.org, linux-usb@vger.kernel.org,
        linux-block <linux-block@vger.kernel.org>,
        LSM List <linux-security-module@vger.kernel.org>,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        Linux API <linux-api@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring,
 not cursor and length [ver #2]
Message-ID: <20191103111738.GC15832@bombadil.infradead.org>
References: <CAHk-=wh7cf3ANq-G9MmwSQiUK2d-=083C0HV_8hTGe2Mb4X7JA@mail.gmail.com>
 <157186182463.3995.13922458878706311997.stgit@warthog.procyon.org.uk>
 <157186186167.3995.7568100174393739543.stgit@warthog.procyon.org.uk>
 <24075.1572533871@warthog.procyon.org.uk>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <24075.1572533871@warthog.procyon.org.uk>
User-Agent: Mutt/1.12.1 (2019-06-15)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Thu, Oct 31, 2019 at 02:57:51PM +0000, David Howells wrote:
> Linus Torvalds <torvalds@linux-foundation.org> wrote:
> 
> > It's shorter and more obvious to just write
> > 
> >    pipe->head = head;
> > 
> > than it is to write
> > 
> >    pipe_commit_write(pipe, head);
> 
> But easier to find the latter.  But whatever.

May I suggest that you use a name that's easier to grep for?

$ git grep -cw p_tail
drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:9
$ git grep -cw p_head
drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:3