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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-492d6d64065si4276146f8f.179.2026.11.06.06.19.26 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Nov 2026 06:19:26 -0800 (PST) Received-SPF: pass (google.com: domain of vasileios.almpanis@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=BjzEy0qX; spf=pass (google.com: domain of vasileios.almpanis@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=vasileios.almpanis@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Message-Id:Date:From:Subject:Content-Type: MIME-Version; bh=ochVNWM+C3qNJEZrn+cmrwr0dzqSg5CWcXt5HE+I+uk=; b=BjzEy0qXhllz Y26mpBcYogF45T/kmvBfRbhh8EtMRrvqtqwWpbtAzRBgOD3Uu5zqbkA4jZOfjxl6i7WcuFK4a+Mq2 un3kXisEfwa1VrKjCfcCveEuntOgd5Dv1C4QseK4z6JaCwMismKCOFNGbubvS3G8gaz6LGmwd0IBb 8tXaKWA+RKw6PvNy5CXFnGoQHA+uaxLrlV9iRHPPcI4qj2B8cLNT+hq03mT65uZrYeTsVmip3PWBG u86vFzMB0QqPxDPTeL620BqBf/nzXWRIkAPChHF0mxFc1b5MsaMywOmLkBmvfwv9hvM73J3Mmae5W hbhTjEpsUFWEl26iOR54iw==; Received: from [130.117.225.5] (helo=dev010.ch-qa.vzint.dev) by relay.virtuozzo.com with esmtp (Exim 4.96) (envelope-from ) id 1xPKis-00Bx63-2Y; Fri, 06 Nov 2026 15:19:22 +0100 MIME-Version: 1.0 From: Vasileios Almpanis To: Konstantin Khorenko In-Reply-To: <20261106-b4-prep-khorenko-vstor-153679-mbind-ve-v2-0-6327b23a2d93@virtuozzo.com> References: <20261106-b4-prep-khorenko-vstor-153679-mbind-ve-v2-0-6327b23a2d93@virtuozzo.com> Date: Fri, 06 Nov 2026 14:19:25 +0000 Message-Id: <179397476529.869132.8559026303530258957.b4-review@b4> X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1793974766; l=719; i=vasileios.almpanis@virtuozzo.com; s=20260812; h=from:subject:message-id; bh=GOTfSIpLYUaXaYwUa1KbkjMFqBP2zejV+szYYAdajWI=; b=YctRS4LasNdipJvQnXa9PYXYwZUutgpLYA5zMtqJ1l7NOdXzEkbjMLonrNo96JLlyGfoZlmp1 hF8KIWdAh3IA6JJzC0/i8V3jTeMx5zHBtiuudGWQnsCsl5iYxNWmgHd X-Developer-Key: i=vasileios.almpanis@virtuozzo.com; a=ed25519; pk=HhuHDXAcPva9A8zccWEMRsb36reu+y4IVbBjXKxNUjw= X-OZ-Fwd: true Cc: devel@openvz.org Subject: Re: [Devel] [PATCH hci-8.1 v2 0/4] mempolicy: prohibit mbind and set_mempolicy_home_node in VE X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org On Fri, 06 Nov 2026 15:01:31 +0100, Konstantin Khorenko wrote: > mempolicy: prohibit mbind and set_mempolicy_home_node in VE > > A CT is meant to see a kernel without NUMA, so the NUMA API syscalls > return -ENOSYS in a non-super VE. > > mbind(2) was blocked in vz7, but the vz8 port put its check into the > compat entry point only, and the compat entry points were dropped on > the rebase to RHEL9. Since then a CT task can bind its pages to nodes > and migrate them with mbind(2), while get_mempolicy(2) tells it there > is no NUMA. > > [...] Reviewed-by: Vasileios Almpanis -- Vasileios Almpanis _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel