From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 37CDF3016FB for ; Sat, 21 Feb 2026 08:07:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771661223; cv=none; b=KdCllQuuiswp2ZQMsA32aSIPDjRfzE13PFZd2N1wIA3q4p7XLMyX0R6q6gp8TDqakT1JJt1xlemgXh9TyDR/HRZ1aG+89d00Jdb60BGhkH8Sbl8hM6UdkztWXDH1ymUIFFzMuqCAXnOZQUZ3Vt9WjqcsGJNtoUBWT6a/5Tdn88Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771661223; c=relaxed/simple; bh=PMNz42OYqhFI4YZURbMFwzChPLbZmyJEwtcUIlPpt7Q=; h=Date:From:To:Cc:Subject:Message-ID; b=Q60wOH0XH5toIfyUXUp/1fPqW/O5FEBFARAs1hxVSIwMsR/RKZbnnWJche3ckwtgWy/mTkzdUf8LhlkgCTNX1OVow12rzzrSdkEaAR6Q6yYCYxlVSrapV5AtaAQRwxn5e1yOXczcWqgOnHGxqakCSMWqmPpo7Y8QqsPD+hSbSJI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=MWtakQLi; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="MWtakQLi" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1771661221; x=1803197221; h=date:from:to:cc:subject:message-id; bh=PMNz42OYqhFI4YZURbMFwzChPLbZmyJEwtcUIlPpt7Q=; b=MWtakQLiHkXaWlj4cKH2ICnBqxwgMG1uIU6IGNlYeEy6Un5s/WBqf9E5 xIX0WtKrqfvUW79iY2g8UziM2zzXVEX7NpUCnqKz4zOz41WIED+bcKjXC M2EKOMUDJzMSiz3X741nltHHVGqsQMgBnUCY6JXyrTK4/gTI1KfCoY0RD BD4oYbfbcvIRuI3723S34bvaWxbkT18nLT80nbyp+Ja6HIpFERqriSuQI ov0H/2hXrkeJG5HbPGiTpKPDzg1u5BkqHIceZkEBkDA6GYajZEWvkrYo3 OeDOhqKk/h68r7Hdl1bMWt2EXBVGOFkxcpAvR6wy9AGBVRdfqRisTdL8E Q==; X-CSE-ConnectionGUID: Z/VnXmoSQOWaq+xKL+rBag== X-CSE-MsgGUID: DWo4Lsh3QdeE3/RVIaGa9Q== X-IronPort-AV: E=McAfee;i="6800,10657,11707"; a="90152023" X-IronPort-AV: E=Sophos;i="6.21,302,1763452800"; d="scan'208";a="90152023" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Feb 2026 00:07:01 -0800 X-CSE-ConnectionGUID: JdsMaBqUT/eYasdHCk+9og== X-CSE-MsgGUID: H+cjYJ12TtOMB2S3P2yVzw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,302,1763452800"; d="scan'208";a="215198799" Received: from igk-lkp-server01.igk.intel.com (HELO e5404a91d123) ([10.211.93.152]) by orviesa007.jf.intel.com with ESMTP; 21 Feb 2026 00:06:59 -0800 Received: from kbuild by e5404a91d123 with local (Exim 4.98.2) (envelope-from ) id 1vti0u-000000004NR-2ros; Sat, 21 Feb 2026 08:06:56 +0000 Date: Sat, 21 Feb 2026 09:06:13 +0100 From: kernel test robot To: Yury Norov Cc: oe-kbuild-all@lists.linux.dev Subject: [norov:for-620 5/15] drivers/net/ethernet/intel/i40e/i40e_ethtool.c:3711:26: error: 'flow_id' undeclared; did you mean 'flowi'? Message-ID: <202602210938.K7qvXxT7-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://github.com/norov/linux for-620 head: 3b794289e60f9e1cc26d239bef32c93543213772 commit: d40765a7bbafbae8f4c7546d5ffdb1f97408f1ab [5/15] i40e: drop useless bitmap_weight() call config: x86_64-rhel-9.4-ltp (https://download.01.org/0day-ci/archive/20260221/202602210938.K7qvXxT7-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260221/202602210938.K7qvXxT7-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202602210938.K7qvXxT7-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/bitmap.h:11, from include/linux/linkmode.h:4, from drivers/net/ethernet/intel/i40e/i40e.h:7, from drivers/net/ethernet/intel/i40e/i40e_txrx_common.h:7, from drivers/net/ethernet/intel/i40e/i40e_ethtool.c:9: drivers/net/ethernet/intel/i40e/i40e_ethtool.c: In function 'i40e_set_rxfh_fields': >> drivers/net/ethernet/intel/i40e/i40e_ethtool.c:3711:26: error: 'flow_id' undeclared (first use in this function); did you mean 'flowi'? 3711 | for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) { | ^~~~~~~ include/linux/find.h:586:15: note: in definition of macro 'for_each_set_bit' 586 | for ((bit) = 0; (bit) = find_next_bit((addr), (size), (bit)), (bit) < (size); (bit)++) | ^~~ drivers/net/ethernet/intel/i40e/i40e_ethtool.c:3711:26: note: each undeclared identifier is reported only once for each function it appears in 3711 | for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) { | ^~~~~~~ include/linux/find.h:586:15: note: in definition of macro 'for_each_set_bit' 586 | for ((bit) = 0; (bit) = find_next_bit((addr), (size), (bit)), (bit) < (size); (bit)++) | ^~~ include/linux/find.h:586:69: warning: left-hand operand of comma expression has no effect [-Wunused-value] 586 | for ((bit) = 0; (bit) = find_next_bit((addr), (size), (bit)), (bit) < (size); (bit)++) | ^ drivers/net/ethernet/intel/i40e/i40e_ethtool.c:3711:9: note: in expansion of macro 'for_each_set_bit' 3711 | for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) { | ^~~~~~~~~~~~~~~~ vim +3711 drivers/net/ethernet/intel/i40e/i40e_ethtool.c eb0dd6e4a3b3df Carolyn Wyborny 2016-07-27 3614 3b32c9932853e1 Slawomir Laba 2022-10-24 3615 #define FLOW_PCTYPES_SIZE 64 5a28983710b739 Jakub Kicinski 2025-06-14 3616 static int i40e_set_rxfh_fields(struct net_device *netdev, 5a28983710b739 Jakub Kicinski 2025-06-14 3617 const struct ethtool_rxfh_fields *nfc, 5a28983710b739 Jakub Kicinski 2025-06-14 3618 struct netlink_ext_ack *extack) c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3619 { 5a28983710b739 Jakub Kicinski 2025-06-14 3620 struct i40e_netdev_priv *np = netdev_priv(netdev); 5a28983710b739 Jakub Kicinski 2025-06-14 3621 struct i40e_vsi *vsi = np->vsi; 5a28983710b739 Jakub Kicinski 2025-06-14 3622 struct i40e_pf *pf = vsi->back; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3623 struct i40e_hw *hw = &pf->hw; 272cdaf2472ab7 Shannon Nelson 2016-02-17 3624 u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) | 272cdaf2472ab7 Shannon Nelson 2016-02-17 3625 ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32); 3b32c9932853e1 Slawomir Laba 2022-10-24 3626 DECLARE_BITMAP(flow_pctypes, FLOW_PCTYPES_SIZE); eb0dd6e4a3b3df Carolyn Wyborny 2016-07-27 3627 u64 i_set, i_setc; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3628 3b32c9932853e1 Slawomir Laba 2022-10-24 3629 bitmap_zero(flow_pctypes, FLOW_PCTYPES_SIZE); 3b32c9932853e1 Slawomir Laba 2022-10-24 3630 70756d0a4727fe Ivan Vecera 2023-11-13 3631 if (test_bit(I40E_FLAG_MFP_ENA, pf->flags)) { 83d14c595e011f Carolyn Wyborny 2017-06-07 3632 dev_err(&pf->pdev->dev, 83d14c595e011f Carolyn Wyborny 2017-06-07 3633 "Change of RSS hash input set is not supported when MFP mode is enabled\n"); 83d14c595e011f Carolyn Wyborny 2017-06-07 3634 return -EOPNOTSUPP; 83d14c595e011f Carolyn Wyborny 2017-06-07 3635 } 83d14c595e011f Carolyn Wyborny 2017-06-07 3636 c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3637 /* RSS does not support anything other than hashing c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3638 * to queues on src and dst IPs and ports c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3639 */ c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3640 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3641 RXH_L4_B_0_1 | RXH_L4_B_2_3)) c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3642 return -EINVAL; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3643 c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3644 switch (nfc->flow_type) { c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3645 case TCP_V4_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3646 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV4_TCP, flow_pctypes); 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3647 if (test_bit(I40E_HW_CAP_MULTI_TCP_UDP_RSS_PCTYPE, 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3648 pf->hw.caps)) 141d0c9037ca57 Jacob Keller 2025-05-05 3649 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK, 3b32c9932853e1 Slawomir Laba 2022-10-24 3650 flow_pctypes); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3651 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3652 case TCP_V6_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3653 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV6_TCP, flow_pctypes); 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3654 if (test_bit(I40E_HW_CAP_MULTI_TCP_UDP_RSS_PCTYPE, 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3655 pf->hw.caps)) 141d0c9037ca57 Jacob Keller 2025-05-05 3656 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK, 3b32c9932853e1 Slawomir Laba 2022-10-24 3657 flow_pctypes); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3658 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3659 case UDP_V4_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3660 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV4_UDP, flow_pctypes); 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3661 if (test_bit(I40E_HW_CAP_MULTI_TCP_UDP_RSS_PCTYPE, 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3662 pf->hw.caps)) { 141d0c9037ca57 Jacob Keller 2025-05-05 3663 set_bit(LIBIE_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP, 3b32c9932853e1 Slawomir Laba 2022-10-24 3664 flow_pctypes); 141d0c9037ca57 Jacob Keller 2025-05-05 3665 set_bit(LIBIE_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP, 3b32c9932853e1 Slawomir Laba 2022-10-24 3666 flow_pctypes); 3b32c9932853e1 Slawomir Laba 2022-10-24 3667 } 141d0c9037ca57 Jacob Keller 2025-05-05 3668 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_FRAG_IPV4); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3669 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3670 case UDP_V6_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3671 set_bit(LIBIE_FILTER_PCTYPE_NONF_IPV6_UDP, flow_pctypes); 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3672 if (test_bit(I40E_HW_CAP_MULTI_TCP_UDP_RSS_PCTYPE, 0e8b9fdd40fe65 Ivan Vecera 2023-11-13 3673 pf->hw.caps)) { 141d0c9037ca57 Jacob Keller 2025-05-05 3674 set_bit(LIBIE_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP, 3b32c9932853e1 Slawomir Laba 2022-10-24 3675 flow_pctypes); 141d0c9037ca57 Jacob Keller 2025-05-05 3676 set_bit(LIBIE_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP, 3b32c9932853e1 Slawomir Laba 2022-10-24 3677 flow_pctypes); 3b32c9932853e1 Slawomir Laba 2022-10-24 3678 } 141d0c9037ca57 Jacob Keller 2025-05-05 3679 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_FRAG_IPV6); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3680 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3681 case AH_ESP_V4_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3682 case AH_V4_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3683 case ESP_V4_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3684 case SCTP_V4_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3685 if ((nfc->data & RXH_L4_B_0_1) || c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3686 (nfc->data & RXH_L4_B_2_3)) c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3687 return -EINVAL; 141d0c9037ca57 Jacob Keller 2025-05-05 3688 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_NONF_IPV4_OTHER); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3689 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3690 case AH_ESP_V6_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3691 case AH_V6_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3692 case ESP_V6_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3693 case SCTP_V6_FLOW: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3694 if ((nfc->data & RXH_L4_B_0_1) || c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3695 (nfc->data & RXH_L4_B_2_3)) c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3696 return -EINVAL; 141d0c9037ca57 Jacob Keller 2025-05-05 3697 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_NONF_IPV6_OTHER); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3698 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3699 case IPV4_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3700 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_NONF_IPV4_OTHER) | 141d0c9037ca57 Jacob Keller 2025-05-05 3701 BIT_ULL(LIBIE_FILTER_PCTYPE_FRAG_IPV4); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3702 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3703 case IPV6_FLOW: 141d0c9037ca57 Jacob Keller 2025-05-05 3704 hena |= BIT_ULL(LIBIE_FILTER_PCTYPE_NONF_IPV6_OTHER) | 141d0c9037ca57 Jacob Keller 2025-05-05 3705 BIT_ULL(LIBIE_FILTER_PCTYPE_FRAG_IPV6); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3706 break; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3707 default: c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3708 return -EINVAL; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3709 } c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3710 3b32c9932853e1 Slawomir Laba 2022-10-24 @3711 for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) { 3b32c9932853e1 Slawomir Laba 2022-10-24 3712 i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id)) | 3b32c9932853e1 Slawomir Laba 2022-10-24 3713 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id)) << 32); 54b5af5a438076 Slawomir Laba 2022-10-24 3714 i_set = i40e_get_rss_hash_bits(&pf->hw, nfc, i_setc); 3b32c9932853e1 Slawomir Laba 2022-10-24 3715 3b32c9932853e1 Slawomir Laba 2022-10-24 3716 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id), eb0dd6e4a3b3df Carolyn Wyborny 2016-07-27 3717 (u32)i_set); 3b32c9932853e1 Slawomir Laba 2022-10-24 3718 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id), eb0dd6e4a3b3df Carolyn Wyborny 2016-07-27 3719 (u32)(i_set >> 32)); 3b32c9932853e1 Slawomir Laba 2022-10-24 3720 hena |= BIT_ULL(flow_id); 3b32c9932853e1 Slawomir Laba 2022-10-24 3721 } eb0dd6e4a3b3df Carolyn Wyborny 2016-07-27 3722 272cdaf2472ab7 Shannon Nelson 2016-02-17 3723 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena); 272cdaf2472ab7 Shannon Nelson 2016-02-17 3724 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32)); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3725 i40e_flush(hw); c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3726 c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3727 return 0; c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3728 } c7d05ca89f8e40 Jesse Brandeburg 2013-09-11 3729 :::::: The code at line 3711 was first introduced by commit :::::: 3b32c9932853e11d71f9db012d69e92e4669ba23 i40e: Fix flow-type by setting GL_HASH_INSET registers :::::: TO: Slawomir Laba :::::: CC: Jakub Kicinski -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki