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Date: Fri, 10 Jul 2026 17:57:47 +0200
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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Florian Bezdeka <florian.bezdeka@siemens.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	driver-core@lists.linux.dev, linux-rt-devel@lists.linux.dev,
	linux-rt-users@vger.kernel.org,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>, Clark Williams <williams@redhat.com>,
	Danilo Krummrich <dakr@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Jan Kiszka <jan.kiszka@siemens.com>
Subject: Re: [RFC PATCH] sysfs: Add /sys/kernel/realtime entry
Message-ID: <20260710155747.0HAm5jm5@linutronix.de>
References: <20260709143108.UYeCUUcd@linutronix.de>
 <2026070922-kilowatt-matador-5e1c@gregkh>
 <20260709152214.rH1O_8SM@linutronix.de>
 <748a489687000b21d0e8f961fc2f9f963b0bc1d1.camel@siemens.com>
 <20260710115145.32729a7c@gandalf.local.home>
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In-Reply-To: <20260710115145.32729a7c@gandalf.local.home>

On 2026-07-10 11:51:45 [-0400], Steven Rostedt wrote:
> On Fri, 10 Jul 2026 09:23:16 +0200
> Florian Bezdeka <florian.bezdeka@siemens.com> wrote:
> 
> > uname might qualify, yes, but keep in mind that this sysfs based API is
> > already used, so a removal might break applications. Yes, userspace can
> > be fixed / adjusted, but it remains bad style, no?
> 
> Then at most it will likely just stay in the -rt patch set. As it was never
> mainlined, it's not breaking any user space that uses only the mainline
> kernel.

And I am thinking about dropping it from -RT queue.
The -RT queue has the 8250 (which days are numbered) and i915 which is
making progress towards upstream. Therefore I want to clarify the status
of this.

> -- Steve

Sebastian