From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matthew Wilcox <willy@infradead.org>
Subject: Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring,
 not cursor and length [ver #2]
Date: Sun, 3 Nov 2019 03:17:38 -0800
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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>
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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