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Date: Wed, 18 Mar 2026 10:12:15 -0400
From: Sasha Levin <sashal@kernel.org>
To: Jonathan Corbet <corbet@lwn.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-api@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-kbuild@vger.kernel.org, linux-kselftest@vger.kernel.org,
	workflows@vger.kernel.org, tools@kernel.org, x86@kernel.org,
	Thomas Gleixner <tglx@kernel.org>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	Dmitry Vyukov <dvyukov@google.com>,
	Randy Dunlap <rdunlap@infradead.org>,
	Cyril Hrubis <chrubis@suse.cz>, Kees Cook <kees@kernel.org>,
	Jake Edge <jake@lwn.net>,
	David Laight <david.laight.linux@gmail.com>,
	Askar Safin <safinaskar@zohomail.com>,
	Gabriele Paoloni <gpaoloni@redhat.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Christian Brauner <brauner@kernel.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Shuah Khan <skhan@linuxfoundation.org>,
	Ingo Molnar <mingo@redhat.com>, Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH 5/9] kernel/api: add API specification for sys_open
Message-ID: <abqyv0DiT0LFUU4v@laps>
References: <20260313150928.2637368-1-sashal@kernel.org>
 <20260313150928.2637368-6-sashal@kernel.org>
 <2026031343-raft-panhandle-0a21@gregkh>
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In-Reply-To: <878qbq9uau.fsf@trenco.lwn.net>

On Tue, Mar 17, 2026 at 12:37:13PM -0600, Jonathan Corbet wrote:
>Sasha Levin <sashal@kernel.org> writes:
>
>> On Fri, Mar 13, 2026 at 04:33:57PM +0100, Greg Kroah-Hartman wrote:
>>>On Fri, Mar 13, 2026 at 11:09:15AM -0400, Sasha Levin wrote:
>
>>>> + * since-version: 1.0
>>>
>>>I think since older versions :)
>>
>> Right. I guess that in my mind 1.0 was the first official "release". I'll
>> update it to 0.01.
>
>That kind of raises the question of just what since-version means.  The
>version-0.01 (or 1.0) version of open() surely didn't do everything
>described in this specification.  So it's saying that some version of
>the system call has existed since then?

You know, I'm not entierly sure what the definition should be here.

I stole this from man pages where they indicate at which version the API was
introduced in. I'm not sure if it really adds any value.

Any objections to just dropping it?

-- 
Thanks,
Sasha