From patchwork Fri Feb 22 22:36:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiong Wang X-Patchwork-Id: 1047155 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=netronome.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=netronome-com.20150623.gappssmtp.com header.i=@netronome-com.20150623.gappssmtp.com header.b="b6Fv28io"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 445mQn5Vv4z9sBR for ; Sat, 23 Feb 2019 09:36:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726357AbfBVWgQ (ORCPT ); Fri, 22 Feb 2019 17:36:16 -0500 Received: from mail-wm1-f66.google.com ([209.85.128.66]:38474 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725774AbfBVWgQ (ORCPT ); Fri, 22 Feb 2019 17:36:16 -0500 Received: by mail-wm1-f66.google.com with SMTP id v26so3301034wmh.3 for ; Fri, 22 Feb 2019 14:36:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=netronome-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=egi8elCXizZ03CkiEbRopIJTds8+Zq8K3buPbZiwXy0=; b=b6Fv28iogeopgdNPEAyuT9lpgwBvGZRlIWuWrwxVmyARef+6JPnaVRlgQ+BgSgqo9y 7I+ZcIp1BpDyHszIZIhv9JaBC0WvHRHXiDpQo+xUYm9iCOkpBT7lnKHlYro2ED3XQXbX jFivmkt+UilFKiBO/Zeystsi4OE1kRdRvKhG3W004olTfmedWdTdPCv0LwoCUlcr38s7 E7D5vg36vhUgLMWoH2lUfM+HyD80lEJW1UQxvlXd09bArI2/ZTFHoi+CiiCB2GiZ4/ym 1Zj5RLsDEWzPh5tbudg6YgT8vMXRD6AezH9yHAtR4f7In/i29BEYemY9KnGsbkL3dMKT /NiA== 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=egi8elCXizZ03CkiEbRopIJTds8+Zq8K3buPbZiwXy0=; b=udaNAkaRRB3hefPtNaS86JrpVOM72ulEzdlmZ547I7ThkdLh7VYu8ksw3XftEcEJAz 8zZdHqLSuKeomMozKEq2josfupAkrMYmvndHXzeidxKNzyLHs2dr3t6qvcFBqTPuWzZl GKykpLl5xkfs+3spn4zdYDGBJ5e99c3s8Ay3ddOxDGwVAu1gy6bu0wMRnKVvjyp2LlU0 hc5OIfeheX3Iqb6+bPf6etdVtsZ2WvKJJCDUW2+rZFwFK9g2EB4qyIf72YU7zAkAYzA2 L9aUrFSBPDXYC6eZEJXgNE09NLSN7ch8dbjMVxaCL9Kpm9TxlP7e1kiAulJWFX1N1IXy Gdig== X-Gm-Message-State: AHQUAubJH2Ja6p89knrWhZpjgTZRLpeov7tNy4r1w1G1k7oNLharqtR2 iTnJfoDYNN/dPW1L+WyM39NY9g== X-Google-Smtp-Source: AHgI3IbrkLmHky//YUXVHTcu9YDBX7QpHIEI2fflBbSBGrbh/QQ4S2mZPnXaJ6gBldtP6KmUB4sPyg== X-Received: by 2002:a7b:c017:: with SMTP id c23mr3822661wmb.50.1550874974320; Fri, 22 Feb 2019 14:36:14 -0800 (PST) Received: from cbtest28.netronome.com ([217.38.71.146]) by smtp.gmail.com with ESMTPSA id m15sm1964975wrx.30.2019.02.22.14.36.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 22 Feb 2019 14:36:13 -0800 (PST) From: Jiong Wang To: alexei.starovoitov@gmail.com, daniel@iogearbox.net Cc: netdev@vger.kernel.org, oss-drivers@netronome.com, Jiong Wang Subject: [PATCH bpf 0/2] nfp: bpf: fix two ALU32 code-gen bugs Date: Fri, 22 Feb 2019 22:36:02 +0000 Message-Id: <1550874964-16769-1-git-send-email-jiong.wang@netronome.com> X-Mailer: git-send-email 2.7.4 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org code-gen for BPF_ALU | BPF_XOR | BPF_K is wrong when imm is -1, also high 32-bit of 64-bit register should always be cleared. This set fixed both bugs. Jiong Wang (2): nfp: bpf: fix code-gen bug on BPF_ALU | BPF_XOR | BPF_K nfp: bpf: fix ALU32 high bits clearance bug drivers/net/ethernet/netronome/nfp/bpf/jit.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-)