linux-kernel - Re: [PATCH] docs/dev-tools: fix a typo

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Message-ID: <c19c79ea-a535-48da-8f13-ae0ff135bbbe@stanley.mountain>
Date: Wed, 16 Oct 2024 16:30:02 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Marco Elver <elver@...gle.com>
Cc: Dongliang Mu <mudongliangabcd@...il.com>,
	Haoyang Liu <tttturtleruss@...t.edu.cn>,
	Alexander Potapenko <glider@...gle.com>,
	Dmitry Vyukov <dvyukov@...gle.com>,
	Jonathan Corbet <corbet@....net>,
	hust-os-kernel-patches@...glegroups.com, kasan-dev@...glegroups.com,
	workflows@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] docs/dev-tools: fix a typo

On Tue, Oct 15, 2024 at 04:32:27PM +0200, 'Marco Elver' via HUST OS Kernel Contribution wrote:
> On Tue, 15 Oct 2024 at 16:11, Dongliang Mu <mudongliangabcd@...il.com> wrote:
> >
> > On Tue, Oct 15, 2024 at 10:09 PM Haoyang Liu <tttturtleruss@...t.edu.cn> wrote:
> > >
> > > fix a typo in dev-tools/kmsan.rst
> > >
> > > Signed-off-by: Haoyang Liu <tttturtleruss@...t.edu.cn>
> > > ---
> > >  Documentation/dev-tools/kmsan.rst | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/Documentation/dev-tools/kmsan.rst b/Documentation/dev-tools/kmsan.rst
> > > index 6a48d96c5c85..0dc668b183f6 100644
> > > --- a/Documentation/dev-tools/kmsan.rst
> > > +++ b/Documentation/dev-tools/kmsan.rst
> > > @@ -133,7 +133,7 @@ KMSAN shadow memory
> > >  -------------------
> > >
> > >  KMSAN associates a metadata byte (also called shadow byte) with every byte of
> > > -kernel memory. A bit in the shadow byte is set iff the corresponding bit of the
> > > +kernel memory. A bit in the shadow byte is set if the corresponding bit of the
> >
> > This is not a typo. iff is if and only if
> 
> +1
> 
> https://en.wikipedia.org/wiki/If_and_only_if
> 

Does "iff" really add anything over regular "if"?  I would have thought the
"only if" could be assumed in this case.  Or if it's really necessary then we
could spell it out.

regards,
dan carpenter