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 879CA1E1E1E; Tue, 25 Nov 2025 18:51:50 +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=1764096710; cv=none; b=BSyQ2Ep9wLnOAy0YqVhXejsNStR4aI8xjyTn4uav4JZcdkJFy9fUKjo/oOVfK348XM0fT/tCThm6MZTcbti1aTQ0wSbEb631fDi02AtO0ZShk3MeSzvm3RNhcXEjV3I7aAWJ2HQoqurrpOPocCubLWbV+uvYErv/0NcW2RjC+EE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764096710; c=relaxed/simple; bh=emoR9CFUIW/AsJT0wVfK21WulXTNtgDxAUtPTxqwPMM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kWTPZKuTyGoeCt1avMrQRLxcLdAPpw5qndXNLsUTv9bxuhMUeWW6mEtz90OtQZLLwCJNlGyd/d/gH4Vliaw3UuFBgc/wrIdlsFB7rvODU/1vmKFZGUCokO9xiALYoZ/DfvxX4WYOLQ5/wYzXGFjhwskXGtjGPlHrCMNxCrniSV8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uWZDwEuk; 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="uWZDwEuk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 11841C4CEF1; Tue, 25 Nov 2025 18:51:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764096710; bh=emoR9CFUIW/AsJT0wVfK21WulXTNtgDxAUtPTxqwPMM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=uWZDwEuk2g/afzjQbkRlvylw6VEBejP7+MHtzpvgi1f9gQTmWcqukCgLI52/SxzFA h9uKGWU/GOJeCm/wHg/ouAaLGcMbZn9DyeBJfgqyl1Vl6bYIyA5V3M3fs8o476eiZX uHAbrDuhIDGUPh0Sc0NVNPVlYw+BIxtAX8V39yO0Gx6DWfMmLZUjrU2lQyvWhW/0Ix d/U4nQS43RWpQA+6XUnKS6nuGX3v3Rf1mfMGDiX1h9Ksyktmju1PcYuxrRWHMdug9P HeANy6ZuRfDNUPQF2M0bHPEEtuESSuhbkbkKyv8vMNMaOT9fPGfoTWN7JyaFkCjD4T AfEYrzGeLwi0g== Date: Tue, 25 Nov 2025 20:51:29 +0200 From: Mike Rapoport To: Pasha Tatashin Cc: pratyush@kernel.org, jasonmiu@google.com, graf@amazon.com, dmatlack@google.com, rientjes@google.com, corbet@lwn.net, rdunlap@infradead.org, ilpo.jarvinen@linux.intel.com, kanie@linux.alibaba.com, ojeda@kernel.org, aliceryhl@google.com, masahiroy@kernel.org, akpm@linux-foundation.org, tj@kernel.org, yoann.congal@smile.fr, mmaurer@google.com, roman.gushchin@linux.dev, chenridong@huawei.com, axboe@kernel.dk, mark.rutland@arm.com, jannh@google.com, vincent.guittot@linaro.org, hannes@cmpxchg.org, dan.j.williams@intel.com, david@redhat.com, joel.granados@kernel.org, rostedt@goodmis.org, anna.schumaker@oracle.com, song@kernel.org, linux@weissschuh.net, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, gregkh@linuxfoundation.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, rafael@kernel.org, dakr@kernel.org, bartosz.golaszewski@linaro.org, cw00.choi@samsung.com, myungjoo.ham@samsung.com, yesanishhere@gmail.com, Jonathan.Cameron@huawei.com, quic_zijuhu@quicinc.com, aleksander.lobakin@intel.com, ira.weiny@intel.com, andriy.shevchenko@linux.intel.com, leon@kernel.org, lukas@wunner.de, bhelgaas@google.com, wagi@kernel.org, djeffery@redhat.com, stuart.w.hayes@gmail.com, ptyadav@amazon.de, lennart@poettering.net, brauner@kernel.org, linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org, saeedm@nvidia.com, ajayachandra@nvidia.com, jgg@nvidia.com, parav@nvidia.com, leonro@nvidia.com, witu@nvidia.com, hughd@google.com, skhawaja@google.com, chrisl@kernel.org Subject: Re: [PATCH v8 01/18] liveupdate: luo_core: Live Update Orchestrato, Message-ID: References: <20251125165850.3389713-1-pasha.tatashin@soleen.com> <20251125165850.3389713-2-pasha.tatashin@soleen.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251125165850.3389713-2-pasha.tatashin@soleen.com> On Tue, Nov 25, 2025 at 11:58:31AM -0500, Pasha Tatashin wrote: > Subject: [PATCH v8 01/18] liveupdate: luo_core: Live Update Orchestrato, ^ Orchestrator > Introduce LUO, a mechanism intended to facilitate kernel updates while > keeping designated devices operational across the transition (e.g., via > kexec). The primary use case is updating hypervisors with minimal > disruption to running virtual machines. For userspace side of hypervisor > update we have copyless migration. LUO is for updating the kernel. -- Sincerely yours, Mike.