From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0CFE928C009 for ; Thu, 25 Jun 2026 08:02:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782374551; cv=none; b=XQ+2KB5wd0ROwITEC7TQ2/DP+9e0YAxFFDRuCdinJdg7EpW3nrhdjBoSQLijAP/KZNDRLxCMue50KKCnybe8V1Wx46614bhXNX0HKW+wSHj21R3sQqgT4x77fq2SihOFf/CwRk2RSOcrmb2Sil+CNAuHttLkMDnY5XJnimnA9UI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782374551; c=relaxed/simple; bh=P1eLcT0iPwNuHcCA7MYfRNCAInpCh8tJHDZnAbIwUjk=; h=Date:From:To:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iTKAMxQw7ydDGg2QpiL5Ri4sqLXykro4OLtYTC9dCmfOAsOvBS8sz4ZVLQldRBlCOajbi8ZIy+b9y0O/RAWmh2FifaLte0MULgDYwPlmIutz7LTJBQnH2NOjYdTOswQnnlxIJ29tkV991uEt7Wk42+pKUSHimQJGvq661r8qUaQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=D9qlpHga; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=U9O8iXXl; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="D9qlpHga"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="U9O8iXXl" Date: Thu, 25 Jun 2026 10:02:27 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1782374548; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=R6RfTSm75C5XgoUu3poPlnJaFQoPycgyOby8gbtUnMc=; b=D9qlpHgan2mNV1BAUzWCKhVZJslZ5vL26wHtMDVWZVLDrHA2twdqIm2TkD6t3nau1dDl0q Y4KLltEKs6n6/r4Luz/7MJsxIG19Gd47tk2cPFFDh2SH+/PD4gixIRElUHjpxwWqbTN8yb Mm6hGrSZSP2/OtDXjtnHIXehGIvq8KZM5cQPDvhI8Pens4sPxJvEiqrtwUvkmMw9H5BBIo z+BNBYz+76U2ioDTf/eK0NXxcw94Wfp4jq00iXW6my+E/lmPiy0ArG4EfPbEO5fwN3BX7v TmedGqfYqi/r6JeY3UY0718moc9Ztk2Q7l507OEDJUcsbucjHTIhQE8N6Rlo1g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1782374548; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=R6RfTSm75C5XgoUu3poPlnJaFQoPycgyOby8gbtUnMc=; b=U9O8iXXl76XIoQrSph7j1uQQ36yWgW55H911uKVhL2tLXWl0qCCK9nEcEc0gh3SUvCLQrG hmjz7zqayvN0muDA== From: Sebastian Andrzej Siewior To: "Luis Claudio R. Goncalves" , Steven Rostedt , Stable RT List Subject: Re: Question about the maintenance of OOT RT patches for LTS releases (v12.x and v18.x) Message-ID: <20260625080227.WCsryMw4@linutronix.de> References: <20260624064944.Lt3vOksN@linutronix.de> <20260625-afar-trailside-f84c5025dc57@thorsis.com> Precedence: bulk X-Mailing-List: stable-rt@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260625-afar-trailside-f84c5025dc57@thorsis.com> On 2026-06-25 09:35:19 [+0200], Alexander Dahl wrote: > Hello, > > just adding one datapoint here in case someone is wondering if there > are users out there? ;-) Sure. Having an update from _any_ user feels good. At least the work is used ;) > > Sebastian, just to make sure I understood your answer, then we don't need > > to keep the OOT patches up-to-date for v6.18-rt specifically? My question > > came from comments raised on the last two RT maintainers meetings and the > > LF RT Board meeting. I just want to have a good answer if somebody else > > asks about that. And to volunteer if work is needed. > > We still use v6.12 LTS with PREEMPT_RT on arm32 (at91), > and plan to use PREEMPT_RT on at91 (sam9x60, sama5d2) in the future. > > If there are no regular patches for v6.18 we will probably skip that > and use the LTS coming later this year. I did assume we have v6.18 in maintenance but somehow it skipped. *I* usually skip updates if there are no clashes and nothing changes. > Greets > Alex Sebastian