From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87FD4C432C0 for ; Mon, 25 Nov 2019 19:14:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C10820659 for ; Mon, 25 Nov 2019 19:14:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725946AbfKYTOe (ORCPT ); Mon, 25 Nov 2019 14:14:34 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:53172 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725799AbfKYTOe (ORCPT ); Mon, 25 Nov 2019 14:14:34 -0500 Received: from localhost (c-73-35-209-67.hsd1.wa.comcast.net [73.35.209.67]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id C1D3E1501071F; Mon, 25 Nov 2019 11:14:33 -0800 (PST) Date: Mon, 25 Nov 2019 11:14:33 -0800 (PST) Message-Id: <20191125.111433.742571582032938766.davem@davemloft.net> To: tglx@linutronix.de CC: ast@kernel.org, daniel@iogearbox.net, bpf@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: bpf and local lock From: David Miller X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Mon, 25 Nov 2019 11:14:34 -0800 (PST) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Thomas, I am working on eliminating the explicit softirq disables around BPF program invocation and replacing it with local lock usage instead. We would really need to at least have the non-RT stubs upstream to propagate this cleanly, do you think this is possible? Thanks!