linux-kernel - Re: [PATCH v2 0/3] list: Add hlist_count

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Date: Mon, 8 Jan 2024 08:00:00 +0100
From: Marco Elver <elver@...gle.com>
To: Pierre Gondois <pierre.gondois@....com>, Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Arve Hjønnevåg <arve@...roid.com>, 
	Todd Kjos <tkjos@...roid.com>, Martijn Coenen <maco@...roid.com>, 
	Joel Fernandes <joel@...lfernandes.org>, Christian Brauner <brauner@...nel.org>, 
	Carlos Llamas <cmllamas@...gle.com>, Suren Baghdasaryan <surenb@...gle.com>, Coly Li <colyli@...e.de>, 
	Kent Overstreet <kent.overstreet@...il.com>, Kees Cook <keescook@...omium.org>, 
	Jani Nikula <jani.nikula@...el.com>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, 
	Ingo Molnar <mingo@...nel.org>, linux-bcache@...r.kernel.org
Subject: Re: [PATCH v2 0/3] list: Add hlist_count_nodes()

On Thu, 4 Jan 2024 at 18:16, Marco Elver <elver@...gle.com> wrote:
> On Thu, 4 Jan 2024 at 17:50, Pierre Gondois <pierre.gondois@....com> wrote:
> >
> > v2:
> > - Add usages of the function to avoid considering it as dead code.
> > v1:
> > - https://lore.kernel.org/all/20240103090241.164817-1-pierre.gondois@arm.com/
> >
> > Add a generic hlist_count_nodes() function.
> >
> > This function aims to be used in a private module. As suggested by
> > Marco, having it used would avoid to consider it as dead code.
> > Thus, add some usages of the function in two drivers.
>
> Whether or not it's used in a private module is probably irrelevant
> from an upstream perspective.
>
> But this is a reasonable cleanup, and at the same time adds API
> symmetry with the already existing list_count_nodes().
>
> > Pierre Gondois (3):
> >   list: Add hlist_count_nodes()
> >   binder: Use of hlist_count_nodes()
> >   bcache: Use of hlist_count_nodes()
> >
> >  drivers/android/binder.c  |  4 +---
> >  drivers/md/bcache/sysfs.c |  8 +-------
> >  include/linux/list.h      | 15 +++++++++++++++
> >  3 files changed, 17 insertions(+), 10 deletions(-)
>
> For the series:
>
> Acked-by: Marco Elver <elver@...gle.com>

Btw, there doesn't appear to be a clear maintainer or tree for
include/linux/list.h. Since there have been several Acks/Reviews by
now, did you have a particular tree in mind?
Perhaps Andrew (+Cc) can help.

Thanks,
-- Marco