{"id":811830,"url":"http://patchwork.ozlabs.org/api/covers/811830/?format=json","web_url":"http://patchwork.ozlabs.org/project/netdev/cover/150490397545.11590.1409723973253492363.stgit@john-XPS-13-9360/","project":{"id":7,"url":"http://patchwork.ozlabs.org/api/projects/7/?format=json","name":"Linux network development","link_name":"netdev","list_id":"netdev.vger.kernel.org","list_email":"netdev@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<150490397545.11590.1409723973253492363.stgit@john-XPS-13-9360>","list_archive_url":null,"date":"2017-09-08T21:00:05","name":"[net,0/3] Fixes for XDP/BPF","submitter":{"id":20028,"url":"http://patchwork.ozlabs.org/api/people/20028/?format=json","name":"John Fastabend","email":"john.fastabend@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/netdev/cover/150490397545.11590.1409723973253492363.stgit@john-XPS-13-9360/mbox/","series":[{"id":2291,"url":"http://patchwork.ozlabs.org/api/series/2291/?format=json","web_url":"http://patchwork.ozlabs.org/project/netdev/list/?series=2291","date":"2017-09-08T21:00:05","name":"Fixes for XDP/BPF","version":1,"mbox":"http://patchwork.ozlabs.org/series/2291/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/covers/811830/comments/","headers":{"Return-Path":"","X-Original-To":"patchwork-incoming@ozlabs.org","Delivered-To":"patchwork-incoming@ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=)","ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"KJtQUZ1t\"; dkim-atps=neutral"],"Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xpqTm2T1Qz9s7f\n\tfor ;\n\tSat, 9 Sep 2017 07:00:28 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S932381AbdIHVAZ (ORCPT );\n\tFri, 8 Sep 2017 17:00:25 -0400","from mail-pf0-f196.google.com ([209.85.192.196]:32769 \"EHLO\n\tmail-pf0-f196.google.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1756901AbdIHVAY (ORCPT\n\t); Fri, 8 Sep 2017 17:00:24 -0400","by mail-pf0-f196.google.com with SMTP id h4so1938693pfk.0\n\tfor ; Fri, 08 Sep 2017 14:00:24 -0700 (PDT)","from [127.0.1.1] ([72.168.144.71])\n\tby smtp.gmail.com with ESMTPSA id\n\tn12sm5260552pfb.131.2017.09.08.14.00.13\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tFri, 08 Sep 2017 14:00:22 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=gmail.com; s=20161025;\n\th=subject:from:to:cc:date:message-id:user-agent:mime-version\n\t:content-transfer-encoding;\n\tbh=eVs+xypO4+ZftumDhO9Du6kUFS2wH4pz/qyRrk8M6ZQ=;\n\tb=KJtQUZ1tSy0/wyYhIqGpNWMrMDlNIh9sALN4u33r5MIW/aN3tiDFOk/XECh6dLlFx5\n\trdS2oxoUD/seSCl4LtJBR4bZ6Vf202rcxoOaMcPxz7EAHJHe1VlPH4QjF6DwO63TG1QI\n\t2umfaUflXg71wRC+tw8nlJI2noq+tjo3nTaBYhUgky++xHPVzd24VFF2Bn2SdME5rtb5\n\tJmimBY0Dw7J2OIVgbkMWOBPtamevBzsQ155XD+R5myLdnaIbAQ8s7RMG5UWlpaXOTiho\n\tEtt+p1nsCRDaT0tFLBmvBFWMbMpJtC3+VPV0LnPvFY4lxmtpkIMQg3cZKZOBWbF2eyrq\n\tlKaQ==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:subject:from:to:cc:date:message-id:user-agent\n\t:mime-version:content-transfer-encoding;\n\tbh=eVs+xypO4+ZftumDhO9Du6kUFS2wH4pz/qyRrk8M6ZQ=;\n\tb=ZUBmXK6Rfz1DXo7339VcjoHNPqkuHeqzWIH9S/KzT7l6fPI3q3N5A+cuLrzEa69FeH\n\tsqDseBomSq/IPAhGDNRYZEnAdBw/XHjbztQR9CPGmPIb9o2LqVAP2FaYpyDDWlCk0u25\n\thUweFMzOJ/dY3kuKX+pIVS+GCQTnhwMEIo9wEsuHMYzWy9E3PrnYdCXJK3w6n32Ikpkn\n\tf7MRaz7alVNrZBvLVmSXV/33V7qVhUpCp77lq6V1vFPLEKEfpKHJZLTy3buV7wDKVXjP\n\teHtXawdxxsnBxPhjpP9O4L0JucvJnkUYRFOUNzVVXsFw3ubA+cL6tuNZFCPTdp342M+M\n\t02wA==","X-Gm-Message-State":"AHPjjUhoAY3nigu49hQGdIIMACJSLfrT9n6k87REWzvlFmckFwRdFjW0\n\tB82d9xr6oD6XwV1A","X-Google-Smtp-Source":"ADKCNb75DQvlxbgCf0Pwa+qGrHheF8qPM0hbqf6y5zFqqVuRi0vxGC8ymkTg4OR9mRAaPlvMLyQQeg==","X-Received":"by 10.84.130.33 with SMTP id 30mr4871138plc.379.1504904423846;\n\tFri, 08 Sep 2017 14:00:23 -0700 (PDT)","Subject":"[net PATCH 0/3] Fixes for XDP/BPF","From":"John Fastabend ","To":"davem@davemloft.net","Cc":"netdev@vger.kernel.org, john.fastabend@gmail.com,\n\tdaniel@iogearbox.net, ast@fb.com","Date":"Fri, 08 Sep 2017 14:00:05 -0700","Message-ID":"<150490397545.11590.1409723973253492363.stgit@john-XPS-13-9360>","User-Agent":"StGit/0.17.1-dirty","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netdev@vger.kernel.org"},"content":"The following fixes, UAPI updates, and small improvement,\n\ni. XDP needs to be called inside RCU with preempt disabled.\n\nii. Not strictly a bug fix but we have an attach command in the\nsockmap UAPI already to avoid having a single kernel released with\nonly the attach and not the detach I'm pushing this into net branch.\nIts early in the RC cycle so I think this is OK (not ideal but better\nthan supporting a UAPI with a missing detach forever).\n\niii. Final patch replace cpu_relax with cond_resched in devmap.\n\n---\n\nJohn Fastabend (3):\n net: rcu lock and preempt disable missing around generic xdp\n bpf: add support for sockmap detach programs\n bpf: devmap, use cond_resched instead of cpu_relax\n\n\n include/linux/bpf.h | 8 ++---\n kernel/bpf/devmap.c | 2 +\n kernel/bpf/sockmap.c | 2 +\n kernel/bpf/syscall.c | 27 ++++++++++------\n net/core/dev.c | 25 ++++++++++-----\n tools/testing/selftests/bpf/test_maps.c | 51 ++++++++++++++++++++++++++++++-\n 6 files changed, 89 insertions(+), 26 deletions(-)\n\n--\nSignature"}