From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj2-f12.google.com (mail-pj2-f12.google.com [74.125.227.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 93BD42E040D for ; Sat, 19 Sep 2026 06:13:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.227.140 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789798389; cv=none; b=icAQRrQ7kiRDMq6inmv2DRI+gr0+N/qOyXituBG+yV5RTT7i7Dbi1CTi8dzSz350lNnouQNrF3ft83BqYC68dJAe4zV658WU+BvJRL5NT+0PFKNAzF9kL49bl0xPzgBhHVhR01f2yPQ6Tn1Cl+eACA+flbf7wzlAUwzzuqNqfiM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789798389; c=relaxed/simple; bh=PuRLeK0kxJFu1U0+l/zDyzGHEF3zEbInehgp5gFdOuw=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=h6itJJJ0jcHBEhIDPeXPIOefGQcXtTsiquVB8ROkRhqgEEKtGnqYOlBighB5afsY/5TFVX6raQ41vWCKQ8DNlGhxxnZj07A8GJu0PgtQoE/g7muGIN+5V4B7bcs7fSQ7BQpH4noIsAJtTnbc5w6l39Fu9BYG2VEVD5hqZ7s70gM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=BJqNs60C; arc=none smtp.client-ip=74.125.227.140 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="BJqNs60C" Received: by mail-pj2-f12.google.com with SMTP id 98e67ed59e1d1-39b5b07ec78so1044829a91.3 for ; Fri, 18 Sep 2026 23:13:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1789798388; x=1790403188; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=wKHdeebXXBw0isNjR8wlUSLF2hh2to2En0Awr5oG48c=; b=BJqNs60CV3tfjHo4NknUwn+E9JwsuSnYQfWW0nY3fCGM3YqGjZoooyp/QlZ/Z7RQWI 82Sw/gKjw9HwKmJB/WFV/6kGFX3d/0KzPfXP2XbWNyysubmaHqoj9S7KEKk48vV0PDzr tGyhirQJ+fsDSytAKGSIFCgBhM5MQnl6Ve5n/dPJes4wXpNVqheRs+tT6YGuwscZ5iRE B3H4X/5hAV179B1VPxMHQzCGkwcDJFxzIevA+I/XtKkFtBBxHcWiAcrdgzGR/VMvEbcl lxubkHCsyzFkdICnunTSLTCutG53j+rjf3TA+3eZHjtH1odP2DQiSOkz5R2gZTBu+Te/ lUMw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789798388; x=1790403188; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=wKHdeebXXBw0isNjR8wlUSLF2hh2to2En0Awr5oG48c=; b=mTk5apL25ffv8+TcugBK8foWru2rKFYRc9bCto4T26mBmdKXBOyxjYgFsNeYpSTYRx OLB0uDGJFV7E3kAyT/p0kMi1NVMu9c2xOFLfK3eapNikpFuDzeUaoG7xyd53nxr5A4Yo Q8TpZLMJtcCYslvQ1cSm9XyfSARY8QF1NcmEi5BaD9h/fQN8PfoMH4kd9q1bd9xL16gv NQGt24MWo3mNvyemKzDsqgUJ61xYHhUlNh72QLhnQxuWAzkLoFATauAO9vvCDpnzIxd4 niJRJjAuHDcV3OLybekUlj8G2v6JZgsbW+Xzhgl5duVEZBJDo95ZENhq5IJ/9cRVBxzY D7Rg== X-Forwarded-Encrypted: i=1; AKwUvBzs8SgOIiljX+p2Gg9d7X8g7hROM69jBHVzqS9/8KfjXSVSMn/htDwGMf18R2lLfsIWFxb6+asLjV+Aocw=@vger.kernel.org X-Gm-Message-State: AFuF++kQZxnZc5CanHOSCV5AmcDim9y5zLBxuSC8G4kudo21UKjVU7IP FexjiNLtb5vpGUc7+L7OMKS977xbopnkEr4vtjslEZJsKGOxGyTxpzob X-Gm-Gg: AYBFou1b2kpfriXLz+fcKeEQmx4KftQX+lkgBKw1IIWjfGvW14JPTvLrUmTLvfhA1BF My3Rw6uUKLSC3yXNr78Se48v7xmBzQdXQfq8+9tlQI4TjAxQfTeDFiXiOQBqb+JeyFkzh39BjJv eCl5O5oO7RPZsWLN0+W2GYssbZpMK0iG1V3zV8cwKDUBbDPghf1EOwLeooL1uQiIuNtX1UAKBGW 3/0+cu80dpwivOE5JLWuat/ryMKIlKtbbXVo4zDZaIHil7olHQAlMPPGqk/E4DhR/zBG9c4SOns wdLyzCABl5snam8yqQ9YtEcsi86Q4otqPh+u+0bpKdc0C4b1/dm0E7XWlY1j4fIC9mX55vjK/vs mt+KDX1XwAv+Y49QXvoC837ka7Tzrs1ieEwlI8m0SCOaYhNWnj733PuqqQfA1P7W9Tehmo8ee6U SksVxo3ifQeoaQW5bnlz2qGoYKD58xYzbrCQhd4iKxGl/vtAeo78TfZntcGOBjTBnwSMnReNpFK LWhRC7q2UIK9zG4nH5DEQ9SwL3ScVLS6XdipSCXbRn/pb51yItRcDaRn2Jmzd01lv4do3rZuWg= X-Received: by 2002:a17:90b:2d0c:b0:39e:6c6a:208f with SMTP id 98e67ed59e1d1-39e6c6a2272mr2274654a91.48.1789798387875; Fri, 18 Sep 2026 23:13:07 -0700 (PDT) Received: from Inspiron-14-5420.. ([2402:e280:21c6:671:d11b:773b:fa83:c49a]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-144d55f299fsm5781280c88.15.2026.09.18.23.13.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2026 23:13:07 -0700 (PDT) From: "Hemendra M. Naik" To: netdev@vger.kernel.org Cc: jiri@resnulli.us, jhs@mojatatu.com, kuba@kernel.org, linux-kernel@vger.kernel.org, vishy0777@gmail.com, tahiliani@nitk.edu.in, "Hemendra M. Naik" Subject: [PATCH iproute2-next v6 0/3] tc: fq_pie: add per-flow class statistics support Date: Sat, 19 Sep 2026 11:42:51 +0530 Message-Id: <20260919061254.39678-1-hemendranaik@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit FQ-PIE exposes no per-flow AQM state in userspace today. This series adds tc support for printing per-flow statistics via 'tc -s class show', matching the kernel fq_pie class ops series. The corresponding kernel series can be viewed here: https://lore.kernel.org/netdev/20260919060125.38063-1-hemendranaik@gmail.com/ Both the kernel and iproute2 patches can also be found in GitHub: - https://github.com/H-N41K/linux-net-next/commits/fq_pie_class_stats/ - https://github.com/H-N41K/iproute2-next/tree/fq_pie_class_stats/ --- Changelog: v6: - No code changes since v5. - Rebased over the latest iproute2-next tree and re-submitted patch. v5: https://lore.kernel.org/netdev/20260902040221.83734-1-hemendranaik@gmail.com/ - Addressed Sashiko review comments (folded into patch 1/3): - Dropped empty tc_fq_pie_xqd_stats placeholder; class_stats is now a direct struct member in the UAPI header. v4: https://lore.kernel.org/netdev/20260727165028.106817-1-hemendranaik@gmail.com/ - Split into 3 patches: fq_pie class stats, pie avg_dq_rate formatting, and tc_pie_xstats comment fixes. v3: https://lore.kernel.org/netdev/20260630184453.171410-1-hemendranaik@gmail.com/ - Moved print_nl() into each xstats type block to preserve output formatting. v2: https://lore.kernel.org/netdev/20260614130729.10076-1-hemendranaik@gmail.com/ - Addressed ABI backward compatibility issue. v1: https://lore.kernel.org/netdev/20260531131411.28213-1-hemendranaik@gmail.com/ - Initial submission Hemendra M. Naik (3): tc: fq_pie: add support for printing per-flow PIE statistics tc: pie: print avg_dq_rate in human-readable format tc: correct tc_pie_xstats field documentation include/uapi/linux/pkt_sched.h | 21 ++++++++++-- man/man8/tc-fq_pie.8 | 18 +++++++++++ man/man8/tc-pie.8 | 2 +- tc/q_fq_pie.c | 59 +++++++++++++++++++++++----------- tc/q_pie.c | 4 +-- 5 files changed, 80 insertions(+), 24 deletions(-) -- 2.34.1