From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792577840; b=xKhRMBhfWm3poErQdAOjTF+5JfuSfVUVRpTZmrq1+JMrA5Wqu/7mrnISt4kka//BhbdH 2ELdqkrTxoUWnFAZP5We+z7SKRLZc+vk500lVrGJTRqsSf0725mGUuL18TCRmJgbeiTxQ T8Y/6aKjaeSRU9ItZoMbdn6A+PYf7RrSjHdjQrDg79dg4h4CtcA9KSqRAPC2owiujgzTt p5M06bNUYfthROv3WF2DsfrwtMRlJn1+mVuGYyO5ZeYnVaFvjSk7nVPROvdEuBz+E9SD/ subr09hlDW4W6/blGkIjWlRyt1inFlPKAk7KFdwOmf6JuVqfvd/ypGZWBwyBg7bQeIg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792577840; h=Received:DKIM-Signature:From:To:Cc:Subject:In-Reply-To:References: Date:Message-ID:User-Agent:MIME-Version:Content-Type; bh=Kt6vo4l51awhjqq3I2zXUePIjWcvYUZXxZ9RPkgXQb4=; b=uULjwi3jUUuDA7nU5ZJMuhRIVQBxwT7yu031IM6sxEG9XGTLAvTgpjy6UjFCR/oQ2JMH GxQfpwnUv9WdY52GDoxN/388ZEteX5bWeKuyO0zt49fJnTq2q0TwEV9ZteJm/iWTbV9xU OWNyz02p1N01dZ4eXNt6gR+mb8UV2BKbvPLNtb6chg28kVyCHtK3BAuBULzAiEXc5FD9r oTM+OgsK4W0OLxmpiliXnmbY/rAFg2pvUPqIVWtwuCeOAkro5Orf8XN/xFqroyvKriZfn kp01fjop4fHOObWeUCpf4zSq3ekS1w2DHG34eq7/m/0ksH8DNc+n2HLv3eIDQCsN91w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Ua7oM8fD; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 964D3606A319; Wed, 21 Oct 2026 10:17:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Ua7oM8fD Received: by smtp.kernel.org (Postfix) with ESMTPSA id DE3D61F000C9; Wed, 21 Oct 2026 10:17:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792577840; bh=Kt6vo4l51awhjqq3I2zXUePIjWcvYUZXxZ9RPkgXQb4=; h=From:To:Cc:Subject:In-Reply-To:References:Date; b=Ua7oM8fD2K3FMaghCaMTRd9ndhsONSrpG8JtFqKFRH7QkzZYnNXA15wEiVNRYcXDG /ZrdAvrUX1dtBFeRhboJ87hFl8Lzk2RKkMo+bHOPOlIZFAoDm3FUFDBYiwNrXbzbiD o5PqeyWU4ITidvmG4Pin2asL7HiPpAK5VRQp/lO2O9dQyJoeQua+dNbvzRJ8i0iXzw 17K2T8spJdWwbNdFEGl73ma9zW0rwXlPoPHGDVLapHBQ+CXK8paHtxovCMXXD2WYB6 AqVhpfGAghihIMoozPSch1/UiP0HFf8Obo5ajBAhbOVNVfIEePRmHOtVNCEyx3kiUa Jdp96m58i4GhA== From: Pratyush Yadav To: Pasha Tatashin Cc: linux-kselftest@vger.kernel.org, rppt@kernel.org, shuah@kernel.org, akpm@linux-foundation.org, linux-mm@kvack.org, vipinsh@google.com, linux-kernel@vger.kernel.org, dmatlack@google.com, kexec@lists.infradead.org, pratyush@kernel.org, graf@amazon.com Subject: Re: [PATCH v2 2/2] selftests: liveupdate: Add tests for LIVEUPDATE_SESSION_FREEZE In-Reply-To: <20261020144710.4154339-3-pasha.tatashin@soleen.com> (Pasha Tatashin's message of "Tue, 20 Oct 2026 10:47:04 -0400") References: <20261020144710.4154339-1-pasha.tatashin@soleen.com> <20261020144710.4154339-3-pasha.tatashin@soleen.com> Date: Wed, 21 Oct 2026 12:17:16 +0200 Message-ID: <2vxzzew7fjdf.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain On Tue, Oct 20 2026, Pasha Tatashin wrote: > Provide luo_session_freeze() in the liveupdate test library and add unit > tests in liveupdate.c covering the LIVEUPDATE_SESSION_FREEZE ioctl. The > tests verify that non-zero reserved bits are rejected with -EINVAL, an > outgoing session with preserved files can be frozen early, freezing an > already frozen session returns -EBUSY, and attempting to preserve an > additional file descriptor into a frozen session fails with -EBUSY. > > Also freeze the test session early in luo_kexec_simple.c to exercise > LIVEUPDATE_SESSION_FREEZE across a kexec reboot, and verify that > attempting to freeze a retrieved incoming session returns -EINVAL. > > Signed-off-by: Pasha Tatashin Reviewed-by: Pratyush Yadav [...] -- Regards, Pratyush Yadav