From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 9CDFC13777E for ; Fri, 20 Mar 2026 04:03:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773979401; cv=none; b=UoWElm/k3zht4iNvUrNmedBNPxA4aJF0Y6RlHLUpLdPFUSFCEmZoKOCpMHGDaYlJYXeM7kRBv7lxFJp2v7srg42Inz7P6RRqTJTgweu2KSBe9gKpURc4FR5WHwsF8p8ntXLfxI1leAKYrXf1cUAKPymkB/p0vlG1CZywQMsKNJ4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773979401; c=relaxed/simple; bh=IUDbM6XDNCy70JrHMaCMZlbsJfOWSMReU8YJ0ni2Gxk=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=F6KsdeveDfGJRalhfwrBd5te94X1leCx0MDGzqmGV/RrGNoib9/qfGa9KNltGRYV1P2Q9xH0vuBju2qOQytxsxLzn76q9LthS5QJAc0u+4kPLcwwTsmE1cGBJv16Jbh+C+AgZ8Jm1w2wPY+bskzkXgqFvP8waGBR8l9XeN8rLAQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iGa4FbGz; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iGa4FbGz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DFC96C4CEF7; Fri, 20 Mar 2026 04:03:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773979401; bh=IUDbM6XDNCy70JrHMaCMZlbsJfOWSMReU8YJ0ni2Gxk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=iGa4FbGzWzh4tJV775M6Vt5Vlq4P38gQC4wzHQAUaeP4bhcBzNcxQ3+GQbHTMxtU6 sAmOxYGZHvxS8xmcGQBCQtbS5WSnj+cB001ll/jL4BUmP3Y2KrjOjB/MgbbnGMQWBx fBJ0NitrjLq7XiJAglIS6ip+dF9m6bsaW/Q3OwajC+PSw3ivrlGBNM5rwPk06PatMG g+Slil478Nys07G1GL0QcXhAQWg8pMXmcATwoWg2zSNEPta5FT1G/5sSArA9h8el8u FSLoZB6XpecV7Oq46+oEgQufT5QVTNOCe5lTzdhLOiQd4d1PdG/f9YCZlao5kUnnX0 Xq1KVHy6Vv+Jg== Date: Fri, 20 Mar 2026 13:03:16 +0900 From: Masami Hiramatsu (Google) To: Breno Leitao Cc: oss@malat.biz, catalin.marinas@arm.com, will@kernel.org, mark.rutland@arm.com, paulmck@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: Re: arm64: pseudo NMI bootconfig question Message-Id: <20260320130316.5be6fc45f7860d5ac44c4de1@kernel.org> In-Reply-To: References: <20251113133403.308046d2df1c97ba7dcd2388@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On Thu, 19 Mar 2026 08:20:27 -0700 Breno Leitao wrote: > hello Masami, > > On Thu, Nov 13, 2025 at 02:37:22AM -0800, Breno Leitao wrote: > > On Thu, Nov 13, 2025 at 01:34:03PM +0900, Masami Hiramatsu wrote: > > > > Another possible solution would be to load bootconfig earlier in the > > boot process so that early parameters can be defined within bootconfig. > > Petr suggested this approach some time back, but it doesn't appear to > > have made it upstream. > > > > https://lore.kernel.org/all/20231123194106.08f5832f558fe806b1fd8098@kernel.org/ > > > > I'm not fully up to speed on the details of this change, so I want to > > ask directly: Would Petr's approach—allowing early parameters to be set > > via bootconfig make sense from a bootconfig design perspective? > > Would it be worthwhile for me to take Petr's patch, update it to the > current codebase, address any issues, and verify that it resolves the > problem described above? If so, would you be open to reviewing and > potentially accepting such a patch? Hmm, let me recheck it. But the thread seems suspended. Can you or Petr continue to work on this? Thank you, > > Thanks, > --breno -- Masami Hiramatsu (Google)