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 25CC919D07E; Fri, 3 Apr 2026 22:08:03 +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=1775254083; cv=none; b=ekHprmdRpj4tPmSjT2kKTavSGm+wxvxVHqDgF6z5TRsScU51knL+ihnrHBlnaW3R3pyJy1k5D7QEG06TTCcNXWx5NfWSAqdmX3EAr+diKnMxohucGE2GmlyKy7brmARpcVv2d4ySsAOP8ieOeo6/uQ5R59kH2LAUG9+C3LAsxJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775254083; c=relaxed/simple; bh=Ypektj6k8lvVsXFRGG7d0HYTn/4Igeca1OJ5d724Q2M=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=twoywen7iTyo3sL1mJyHdOLxAQdSym0TCxJ0uEU5WGp58NS8H1ZRseURq0Ry8TcOt5ut8lYrd6Qx2uXx3ZfGQ8ilt3Dthk6ZbIOZ1RoGrPRwSPOJBGQupvOUB9Psdx2iMJbsP5DOzHwxAzcJCEhC6qpH4Jhe7Pjp8CwyFclyHq4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=yA7Q/JlB; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="yA7Q/JlB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 983A2C4CEF7; Fri, 3 Apr 2026 22:08:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1775254082; bh=Ypektj6k8lvVsXFRGG7d0HYTn/4Igeca1OJ5d724Q2M=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=yA7Q/JlBXj95SHYJSmvCID2o/jxMn6HJRv9G8mMJAMKEt2nWvvUlS9A1VT+5224d6 WiMzxyvQwjnCzVDPcL32QSKthHvBIpyjYLntftdO6WoeNsZiVoHtbCQ8uQ087WyfBc baJkCjWIHqN/Qe2gWoLtWMHZDVgd+uBmSQ3O1tgg= Date: Fri, 3 Apr 2026 15:08:01 -0700 From: Andrew Morton To: Pratyush Yadav Cc: Pasha Tatashin , Mike Rapoport , Shuah Khan , Usama Arif , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v2 0/6] selftests/liveupdate: add memfd tests Message-Id: <20260403150801.f42e27896fd2da5db6ca3425@linux-foundation.org> In-Reply-To: <20260403194014.3704180-1-pratyush@kernel.org> References: <20260403194014.3704180-1-pratyush@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 3 Apr 2026 19:40:06 +0000 Pratyush Yadav wrote: > This series adds some tests for memfd preservation across a live update. > Currently memfd is only tested indirectly via luo_kexec_simple or > luo_multi_session. Add a dedicated test suite for it. > > Patches 1 and 2 are preparatory, adding base framework and helpers, and > the other patches each add a test. Some of the code is taken from the > libluo patches [0] I sent a while ago. Look like a nice series and it comes well-reviewed. Maybe my "we're all full" policy-making should have a selftests escape clause... I see that the malignant gaze of Sauron's eye fell upon your work: https://sashiko.dev/#/patchset/20260403194014.3704180-1-pratyush@kernel.org