From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZo+o/4Hjk9XOgzKjuvcnIYLR0Cn9JSDOiAkzSmTHv07suhbRxqw2fPlX1STBpw1oY0ghK7B ARC-Seal: i=1; a=rsa-sha256; t=1526631413; cv=none; d=google.com; s=arc-20160816; b=g2HyeQt6Uge9sxrIOJwVCzzmt1+N/GtCZ4wwit2BA5yeu76pSXv5ct8viuNHokfkeW /RfLNQhhjSfi4+FqbCcF4haE2HsrqCbCxWi9szGHJv6SLn1Mcum6QuOkeYmckFyUX7s4 ukU+ceL7rNKq6BVizbNiL8eg9AS8U1HfYtfpeJurPHo07ruJ3Z+9xRVqS+YNY4S2oV5K VOixcii+OghizLL7+d/t/XSSkuUEWZLrRRWRKLfnokCO6cJ9718u2di1MLYtca2Bzgz9 nWfK/eYQZsS+5GmtKjeK8qUdPKhLivvul9PbxlRbxvczMDlTKvO8sPfPrqKj9WHVKcB5 ALSw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=Zw7LiGgC7foG3GpKp3fq0vMJoIaoN5FTFLq/Uw0Jjw4=; b=MjqMtAHHTRmuKP50RfEJJe7i5vXxqkTMZWHoWGfu4jozgWc5kE0SOFNH34RiB/V+Y5 u0kGNfhZa0XVoFawSlOUJJ65biffInulfVvhA0qE3XFHLG9k8N8r5K39lT3nt2TJJBEp +W8Keclf6X2RpKjNzG5NoKgndT8D9huDNIKwhPNZgv3erXefDKvBNlwCO5dQ8goHa146 LTy53O4f4LIsXHSJf3DwWBrhmHig0zpefJF5Saig/XSD3B3WZlVVcbRUysv7PFuNr9SV 3QbSdD45Lp6USuCm1T9J9nt+89cV9rzW3OQTVyyjDEICjtYEAR/K7Ai4d0sTl1JFhO8i g7LA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=UaCDpeOs; spf=pass (google.com: domain of srs0=xuy6=if=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=XuY6=IF=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=UaCDpeOs; spf=pass (google.com: domain of srs0=xuy6=if=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=XuY6=IF=linuxfoundation.org=gregkh@kernel.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Roi Dayan , Or Gerlitz , Saeed Mahameed Subject: [PATCH 4.16 11/55] net/mlx5e: Err if asked to offload TC match on frag being first Date: Fri, 18 May 2018 10:15:07 +0200 Message-Id: <20180518081457.943855895@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180518081457.428920292@linuxfoundation.org> References: <20180518081457.428920292@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1600789061393322698?= X-GMAIL-MSGID: =?utf-8?q?1600789061393322698?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Roi Dayan [ Upstream commit f85900c3e13fdb61f040c9feecbcda601e0cdcfb ] The HW doesn't support matching on frag first/later, return error if we are asked to offload that. Fixes: 3f7d0eb42d59 ("net/mlx5e: Offload TC matching on packets being IP fragments") Signed-off-by: Roi Dayan Reviewed-by: Or Gerlitz Signed-off-by: Saeed Mahameed Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -1260,6 +1260,10 @@ static int __parse_cls_flower(struct mlx f->mask); addr_type = key->addr_type; + /* the HW doesn't support frag first/later */ + if (mask->flags & FLOW_DIS_FIRST_FRAG) + return -EOPNOTSUPP; + if (mask->flags & FLOW_DIS_IS_FRAGMENT) { MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1); MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag,