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Message-ID: <20141125005221.GB21653@thin>
Date:	Mon, 24 Nov 2014 16:52:21 -0800
From:	Josh Triplett <josh@...htriplett.org>
To:	Pieter Smith <pieter@...sman.nl>
Cc:	Alexander Duyck <alexander.h.duyck@...el.com>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Bertrand Jacquin <beber@...eeweb.net>,
	Catalina Mocanu <catalina.mocanu@...il.com>,
	Daniel Borkmann <dborkman@...hat.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Fabian Frederick <fabf@...net.be>,
	"open list:FUSE: FILESYSTEM..." <fuse-devel@...ts.sourceforge.net>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Hugh Dickins <hughd@...gle.com>,
	Iulia Manda <iulia.manda21@...il.com>,
	Jan Beulich <JBeulich@...e.com>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Jeff Layton <jlayton@...chiereds.net>,
	"open list:ABI/API" <linux-api@...r.kernel.org>,
	linux-fsdevel@...r.kernel.org,
	open list <linux-kernel@...r.kernel.org>,
	"open list:KERNEL NFSD, SUNR..." <linux-nfs@...r.kernel.org>,
	"Luis R. Rodriguez" <mcgrof@...e.com>,
	Matt Turner <mattst88@...il.com>, Mel Gorman <mgorman@...e.de>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Miklos Szeredi <miklos@...redi.hu>,
	"open list:NETWORKING [GENERAL]" <netdev@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Paul Durrant <Paul.Durrant@...rix.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Peter Foley <pefoley2@...oley.com>,
	Thomas Graf <tgraf@...g.ch>, Tom Herbert <therbert@...gle.com>,
	Trond Myklebust <trond.myklebust@...marydata.com>,
	Willem de Bruijn <willemb@...gle.com>,
	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	蔡正龙 <zhenglong.cai@...c.com.cn>
Subject: Re: [PATCH v4 0/7] kernel tinification: optionally compile out
 splice family of syscalls (splice, vmsplice, tee and sendfile)

On Tue, Nov 25, 2014 at 12:00:59AM +0100, Pieter Smith wrote:
> REPO: https://github.com/smipi1/linux-tinification.git
> 
> BRANCH: tiny/config-syscall-splice
> 
> BACKGROUND: This patch-set forms part of the Linux Kernel Tinification effort (
>   https://tiny.wiki.kernel.org/).
> 
> GOAL: Support compiling out the splice family of syscalls (splice, vmsplice,
>   tee and sendfile) along with all supporting infrastructure if not needed.
>   Many embedded systems will not need the splice-family syscalls. Omitting them
>   saves space.
> 
> HISTORY:
>   PATCH v4:
>     - Drops __splice_p()
>     - Let nfsd fall back to non-splice support when splice is compiled out
>     - Style fixes
[...]
> RESULTS: A tinyconfig bloat-o-meter score for the entire patch-set:
> 
> add/remove: 0/41 grow/shrink: 5/7 up/down: 23/-8422 (-8399)

I replied to one patch with a minor nit in the commit message.  Other
than that, I don't see any obvious issues with this.

- Josh Triplett
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