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Message-ID: <ZneSWDgijj3r0MMC@casper.infradead.org>
Date: Sun, 23 Jun 2024 04:11:20 +0100
From: Matthew Wilcox <willy@...radead.org>
To: Yafang Shao <laoar.shao@...il.com>
Cc: torvalds@...ux-foundation.org, ebiederm@...ssion.com,
	alexei.starovoitov@...il.com, rostedt@...dmis.org,
	catalin.marinas@....com, akpm@...ux-foundation.org,
	penguin-kernel@...ove.sakura.ne.jp, linux-mm@...ck.org,
	linux-fsdevel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
	audit@...r.kernel.org, linux-security-module@...r.kernel.org,
	selinux@...r.kernel.org, bpf@...r.kernel.org,
	netdev@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v3 06/11] mm/util: Deduplicate code in
 {kstrdup,kstrndup,kmemdup_nul}

On Sun, Jun 23, 2024 at 10:29:30AM +0800, Yafang Shao wrote:
> On Fri, Jun 21, 2024 at 9:57 PM Matthew Wilcox <willy@...radead.org> wrote:
> >
> > On Fri, Jun 21, 2024 at 10:29:54AM +0800, Yafang Shao wrote:
> > > +++ b/mm/internal.h
> >
> > Why are you putting __kstrndup in a header file when it's only used
> > in util.c?
> 
> I want to make it always inlined. However, it is not recommended to
> define an inline function in a .c file, right ?

I'm not aware of any such recommendation.  Better than putting it in
a .h file that everybody has to look at but nobody uses.


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