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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 BD63FC33CB1 for ; Thu, 16 Jan 2020 16:49:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 93BB6214AF for ; Thu, 16 Jan 2020 16:49:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193357; bh=DjE97bheROVZ18CcWQMhWVFxif0qzaer0RVjZd8zi+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=QxEcnnhndzb8p5LkYY3qRJ9ILbg3i1jGWsnbrYWFm+JMWHDeKy4YhrH1burI3gu8e 2sWpQWXztCYb+D2wCQ78tRfxZyyU/wkPOaKhJdnyS8LTJHDV6Nj2FG96/GGxJ/kj4F e9lKV6WFA5STL5V1DrXZjER4ENIGncN5asFv32AA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730323AbgAPQtQ (ORCPT ); Thu, 16 Jan 2020 11:49:16 -0500 Received: from mail.kernel.org ([198.145.29.99]:60050 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730106AbgAPQtM (ORCPT ); Thu, 16 Jan 2020 11:49:12 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8BC5220663; Thu, 16 Jan 2020 16:49:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193351; bh=DjE97bheROVZ18CcWQMhWVFxif0qzaer0RVjZd8zi+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VbdNXMljdUyEckVrou+6WqFjEdmangx+qMfaMVeDDijaqLDx4Mnf9vX1lbOgZArw7 YFVWt8ClvQsP+eZbwF6Y5tmXeMb03h5tKZiH2UI5q7yK4yPUuBVnudx+X/uWuo5mNA HZAhK0UWtJTYfuwp0j/A/CQtEElgxx38dcfQBgb4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Andrii Nakryiko , Alexei Starovoitov , =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , Magnus Karlsson , Sasha Levin , netdev@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 080/205] libbpf: Don't use kernel-side u32 type in xsk.c Date: Thu, 16 Jan 2020 11:40:55 -0500 Message-Id: <20200116164300.6705-80-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116164300.6705-1-sashal@kernel.org> References: <20200116164300.6705-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andrii Nakryiko [ Upstream commit a566e35f1e8b4b3be1e96a804d1cca38b578167c ] u32 is a kernel-side typedef. User-space library is supposed to use __u32. This breaks Github's projection of libbpf. Do u32 -> __u32 fix. Fixes: 94ff9ebb49a5 ("libbpf: Fix compatibility for kernels without need_wakeup") Signed-off-by: Andrii Nakryiko Signed-off-by: Alexei Starovoitov Acked-by: Björn Töpel Cc: Magnus Karlsson Link: https://lore.kernel.org/bpf/20191029055953.2461336-1-andriin@fb.com Signed-off-by: Sasha Levin --- tools/lib/bpf/xsk.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c index b29d37fba2b0..0c7386b0e42e 100644 --- a/tools/lib/bpf/xsk.c +++ b/tools/lib/bpf/xsk.c @@ -161,22 +161,22 @@ static void xsk_mmap_offsets_v1(struct xdp_mmap_offsets *off) off->rx.producer = off_v1.rx.producer; off->rx.consumer = off_v1.rx.consumer; off->rx.desc = off_v1.rx.desc; - off->rx.flags = off_v1.rx.consumer + sizeof(u32); + off->rx.flags = off_v1.rx.consumer + sizeof(__u32); off->tx.producer = off_v1.tx.producer; off->tx.consumer = off_v1.tx.consumer; off->tx.desc = off_v1.tx.desc; - off->tx.flags = off_v1.tx.consumer + sizeof(u32); + off->tx.flags = off_v1.tx.consumer + sizeof(__u32); off->fr.producer = off_v1.fr.producer; off->fr.consumer = off_v1.fr.consumer; off->fr.desc = off_v1.fr.desc; - off->fr.flags = off_v1.fr.consumer + sizeof(u32); + off->fr.flags = off_v1.fr.consumer + sizeof(__u32); off->cr.producer = off_v1.cr.producer; off->cr.consumer = off_v1.cr.consumer; off->cr.desc = off_v1.cr.desc; - off->cr.flags = off_v1.cr.consumer + sizeof(u32); + off->cr.flags = off_v1.cr.consumer + sizeof(__u32); } static int xsk_get_mmap_offsets(int fd, struct xdp_mmap_offsets *off) -- 2.20.1