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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_MUTT autolearn=unavailable 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 D14B6C282DD for ; Wed, 22 May 2019 14:26:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9DBCF20863 for ; Wed, 22 May 2019 14:26:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="Xpp5LGLm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729007AbfEVO0K (ORCPT ); Wed, 22 May 2019 10:26:10 -0400 Received: from merlin.infradead.org ([205.233.59.134]:49842 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728491AbfEVO0K (ORCPT ); Wed, 22 May 2019 10:26:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=xliR4pkBceBKXMuL8K0IPcfr0Tkls5aOoLDNqUn7FUY=; b=Xpp5LGLmUUHiAJhv+RwH6UdTc wZUWMAZ1qKGJnttQNjwxaLHKysTlpqH6oucE68TvdATECPIVgLYyh0rrEWaQaCUeubCFgEuJ71HX1 0CLkYHzBURtgiuI4GTFsnLTsTfLGsy5d2VLFuj3cckoOxUcQxpuwmDb/CjnouNiygMZsfq/BJDWWz +74fMlkOCGZZ1132gUKkYXs98A3WzsT4hsBe1nisvGSwgk/0e3romo7NW3NKZbhWT5Qkr8Q3sK0Xp 6KqHnPIx5Dw6x+K1VnR/Gqel6HgqWVB1G4HzjcLGHiNwH4QFM3PQ6M+LF27it/L9lGdW8nOWc95Li 2epZmQ7mA==; Received: from [31.161.185.207] (helo=worktop.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hTSBS-0003j5-P8; Wed, 22 May 2019 14:25:35 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id 14474984E0B; Wed, 22 May 2019 16:25:32 +0200 (CEST) Date: Wed, 22 May 2019 16:25:32 +0200 From: Peter Zijlstra To: Alexei Starovoitov Cc: Kris Van Hees , netdev@vger.kernel.org, bpf@vger.kernel.org, dtrace-devel@oss.oracle.com, linux-kernel@vger.kernel.org, rostedt@goodmis.org, mhiramat@kernel.org, acme@kernel.org, ast@kernel.org, daniel@iogearbox.net Subject: Re: [RFC PATCH 00/11] bpf, trace, dtrace: DTrace BPF program type implementation and sample use Message-ID: <20190522142531.GE16275@worktop.programming.kicks-ass.net> References: <201905202347.x4KNl0cs030532@aserv0121.oracle.com> <20190521175617.ipry6ue7o24a2e6n@ast-mbp.dhcp.thefacebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190521175617.ipry6ue7o24a2e6n@ast-mbp.dhcp.thefacebook.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 21, 2019 at 10:56:18AM -0700, Alexei Starovoitov wrote: > and no changes are necessary in kernel/events/ring_buffer.c either. Let me just NAK them on the principle that I don't see them in my inbox. Let me further NAK it for adding all sorts of garbage to the code -- we're not going to do gaps and stay_in_page nonsense.