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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 B3847C433FF for ; Tue, 13 Aug 2019 10:24:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 868A420679 for ; Tue, 13 Aug 2019 10:24:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Sv074q9r" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728896AbfHMKXs (ORCPT ); Tue, 13 Aug 2019 06:23:48 -0400 Received: from mail-lf1-f65.google.com ([209.85.167.65]:33632 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728704AbfHMKXs (ORCPT ); Tue, 13 Aug 2019 06:23:48 -0400 Received: by mail-lf1-f65.google.com with SMTP id x3so76488799lfc.0 for ; Tue, 13 Aug 2019 03:23:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=QNDFND62EBxa/CZRfT2L528o2r4UiKoyt1lXZ8Vl8r0=; b=Sv074q9r6jjjV52+0QfZzuE3FVJ3Gnln117xHMSh0yUvexXHce7Ca19L/ufyAwW2HO GIClTLInezjob7m5kYcfJp06RDsK5LbIt1PVa0yyOiPjYGT1MX0emf5Qw+8LsdQmqD4G i7TyVRxmOnXFrQ2F1yS5yYC1UD4dqbZoqyS8f1FFm8zfVPnI/i10qZFH7zRYx62ei9PA ouW68VPvY60rLwI0xusK8FygNzR41KW2tS6pxLqHVQUr1qWFq5yzk6VczQGboJWjG7lI 7+bMfcre/Fj5GJ8/+vMBLq84HkDazNq5iFBJTRQXEf934J6KXvaTZe8jxZMyBQKNoSGU V00Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=QNDFND62EBxa/CZRfT2L528o2r4UiKoyt1lXZ8Vl8r0=; b=WDMar9LK2K5Aj9IxGPl9/ssyfSWPdgbpnxYyAhug1CvVc0b6ac27F5hfTALx7oj67I eMWlmk2ePlBqvJ3njp2wbwAzSUP4BCNrhw1zfrtWysx6P3jVsUFmh4wSy9ftD2kIoFAC dGWftWtApZDeEODcjp+1I5BmmeuNXjsnhjZES1cs26kQ+U/GCAYAtXRizQzFUxR3SeMd erXfPUrafk+mDhcFkXmy8gzR83i50sU2T1m94jmgsBameHPR2NOofvP1+0CzoR7NfPSO G4js27C/hKMlH4sRbRAcJ8YpUgzkC8uNAKPQwpKKsWgzDgT8RqM3dknIqbZcwsZD/M6F +/uw== X-Gm-Message-State: APjAAAVRjxk0BG27LVPjj6ni84Qv5vWviDfj8H0t0BqmThuRBMCN3dLP iTLvbIYSXjBPqQrcR3dJMYDaEQ== X-Google-Smtp-Source: APXvYqzIeZP4BTswUMbAIKKYK0uFCs4Sn6L/wWwzKIQ+KwsGx46yWPFum+AePDpFDtH7gV8rVc/mKw== X-Received: by 2002:a19:c213:: with SMTP id l19mr21590844lfc.83.1565691826113; Tue, 13 Aug 2019 03:23:46 -0700 (PDT) Received: from localhost.localdomain (168-200-94-178.pool.ukrtel.net. [178.94.200.168]) by smtp.gmail.com with ESMTPSA id e87sm24796942ljf.54.2019.08.13.03.23.44 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 13 Aug 2019 03:23:45 -0700 (PDT) From: Ivan Khoronzhuk To: magnus.karlsson@intel.com, bjorn.topel@intel.com Cc: davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, jakub.kicinski@netronome.com, daniel@iogearbox.net, netdev@vger.kernel.org, bpf@vger.kernel.org, xdp-newbies@vger.kernel.org, linux-kernel@vger.kernel.org, Ivan Khoronzhuk Subject: [PATCH bpf-next 0/3] xdpsock: allow mmap2 usage for 32bits Date: Tue, 13 Aug 2019 13:23:15 +0300 Message-Id: <20190813102318.5521-1-ivan.khoronzhuk@linaro.org> X-Mailer: git-send-email 2.17.1 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patchset contains several improvements for af_xdp socket umem mappings for 32bit systems. Also, there is one more patch outside of othis series that can be applied to another tree and related to mmap2 af_xdp umem offsets: "mm: mmap: increase sockets maximum memory size pgoff for 32bits" https://lkml.org/lkml/2019/8/12/549 Based on bpf-next/master Ivan Khoronzhuk (3): libbpf: add asm/unistd.h to xsk to get __NR_mmap2 xdp: xdp_umem: replace kmap on vmap for umem map samples: bpf: syscal_nrs: use mmap2 if defined net/xdp/xdp_umem.c | 16 ++++++++++++---- samples/bpf/syscall_nrs.c | 5 +++++ samples/bpf/tracex5_kern.c | 11 +++++++++++ tools/lib/bpf/xsk.c | 1 + 4 files changed, 29 insertions(+), 4 deletions(-) -- 2.17.1