From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-285901-1522177846-2-12857226588190406072 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.249, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='us-ascii' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: linux-api-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1522177846; b=XnmOymhMvVjrRbBEIsf3ig1KcOs2vzt5GPv0n47eg8OtVtE 6hcmU36Ppv51bG6iA1xLNTBjK4UYtMNl8GWFL4ExfuO++6Q9/ykDtlWKCkcZqJrB 0Yooy9oQTAhSQ+ieWX+faz4BTzIjp6YUXJQ49V6/rsAkZTu64ihnLUhpAqi3rx+t v1Hn3k2m1w1t0DQGPSMAk8bl5cTkrOqYLlX3H9+Wc7uWjWN065Izl1aAX6JaugTn dvVzFI357z04dMt6ISkvB1CeIbaKv/PY0VJi3iiQksSYe7Iw5XqOCo2l3vWJMvdm G8OQRvaqAgih3VhkDMzFTANxC/UbgBRYmRI7Cnw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to:sender :list-id; s=arctest; t=1522177846; bh=3r/nFTjWGjqUgy1lnFEl+yLtpq 9FPh6mJuIaj6B0AtU=; b=ZO53cOmK1SlAy5hqQMmOLqovzhchGxyv76itdR2gSe NfZVjQmp0CQO1mClj6JPU7gFepD9TKe9LfmO2YPhMwvAC3NYSkVQAAVXEjYnUbe1 U9IvOLx1jCbEj+VsC3q/bDL19zp1h1VQfN/Oi/aKY4vHXcBuUaEOXPsonPeFgek/ UZeizADDKqCvsFbQYAGilDzfAQfE40ay+xmdphaFx1DNmymiq0PqK8Rr6oQwX3Qx 2HojnOr5Qq3SWIgDSEdM1B48SQf9vidsviJgguIij8tKIsGs/XIF08LSLEjeS7JN 4eZXQmW4vF0flVHZTptaBMztgM8iLbxm8WQ8QUmQ6MGA== ARC-Authentication-Results: i=1; mx2.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered, 2048-bit rsa key sha256) header.d=infradead.org header.i=@infradead.org header.b=OsF5oQNl x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=merlin.20170209; dmarc=none (p=none,has-list-id=yes,d=none) header.from=infradead.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-api-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=infradead.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx2.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered, 2048-bit rsa key sha256) header.d=infradead.org header.i=@infradead.org header.b=OsF5oQNl x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=merlin.20170209; dmarc=none (p=none,has-list-id=yes,d=none) header.from=infradead.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-api-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=infradead.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfJjYdezKFeWu1+v/3I5eEvX1XX1GdOkfurTnIK64lFcDdGo3SsyfmSE4Khu76Yke9yBYnNir/q33PoScbEabkS0Z0bq1syuCQEPfFkri1Xrvt2+gm6HQ e1nfDrJIFUk+Y/00LnkYperK/NSSAtFf3mCG9HKnqAh4p8oUjJLpTF0Kc9kJpAFMosp3UQmt5pZWhs7KjygZYvT1f5fnPYPvkLT0nVN8zhaur8h19p3lCXoo X-CM-Analysis: v=2.3 cv=E8HjW5Vl c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=kj9zAlcOel0A:10 a=v2DPQv5-lfwA:10 a=VwQbUJbxAAAA:8 a=K41ZfkMPw36q9YXvzp0A:9 a=CjuIK1q_8ugA:10 a=x8gzFH9gYPwA:10 a=AjGcO6oz07-iQ99wixmX:22 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751046AbeC0TKn (ORCPT ); Tue, 27 Mar 2018 15:10:43 -0400 Received: from merlin.infradead.org ([205.233.59.134]:48898 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750966AbeC0TKm (ORCPT ); Tue, 27 Mar 2018 15:10:42 -0400 Date: Tue, 27 Mar 2018 21:09:25 +0200 From: Peter Zijlstra To: Mathieu Desnoyers Cc: "Paul E . McKenney" , Boqun Feng , Andy Lutomirski , Dave Watson , linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, Paul Turner , Andrew Morton , Russell King , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Andrew Hunter , Andi Kleen , Chris Lameter , Ben Maurer , Steven Rostedt , Josh Triplett , Linus Torvalds , Catalin Marinas , Will Deacon , Michael Kerrisk Subject: Re: [RFC PATCH for 4.17 00/21] Restartable sequences and CPU op vector Message-ID: <20180327190925.GN4043@hirez.programming.kicks-ass.net> References: <20180327160542.28457-1-mathieu.desnoyers@efficios.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180327160542.28457-1-mathieu.desnoyers@efficios.com> User-Agent: Mutt/1.9.3 (2018-01-21) Sender: linux-api-owner@vger.kernel.org X-Mailing-List: linux-api@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Tue, Mar 27, 2018 at 12:05:21PM -0400, Mathieu Desnoyers wrote: > Hi, > > I'm respinning this series for another RFC round. It is based on the > v4.16-rc7 tag. I am now targeting the 4.17 merge window. I'll go over the thing again in more detail, but I'm basically ok with rseq, but I hate that cpu_opv thing with a passion (as you well know). From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: Re: [RFC PATCH for 4.17 00/21] Restartable sequences and CPU op vector Date: Tue, 27 Mar 2018 21:09:25 +0200 Message-ID: <20180327190925.GN4043@hirez.programming.kicks-ass.net> References: <20180327160542.28457-1-mathieu.desnoyers@efficios.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20180327160542.28457-1-mathieu.desnoyers@efficios.com> Sender: linux-kernel-owner@vger.kernel.org To: Mathieu Desnoyers Cc: "Paul E . McKenney" , Boqun Feng , Andy Lutomirski , Dave Watson , linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, Paul Turner , Andrew Morton , Russell King , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Andrew Hunter , Andi Kleen , Chris Lameter , Ben Maurer , Steven Rostedt , Josh Triplett , Linus Torvalds , Catalin Marinas , Will Deacon List-Id: linux-api@vger.kernel.org On Tue, Mar 27, 2018 at 12:05:21PM -0400, Mathieu Desnoyers wrote: > Hi, > > I'm respinning this series for another RFC round. It is based on the > v4.16-rc7 tag. I am now targeting the 4.17 merge window. I'll go over the thing again in more detail, but I'm basically ok with rseq, but I hate that cpu_opv thing with a passion (as you well know).