From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 58E4937DAA9; Thu, 8 Oct 2026 21:30:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791495016; cv=none; b=VsgYswVTD+ZVvs7RkqlT1SC43OUEzO0hhxFc43cplxCh24C43u7E7VbR/+BIoyID+fMEYfVyAKk9i+3ltv+t/lgdEo73ZfM3afFA4TUEMeUWBFQ7wEEF4O1gt+94TG5F9nCCHshogl59hRsiLFOwHh0synDz4zDoZoJTMJUVxY4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791495016; c=relaxed/simple; bh=hGcZVrOJuaGbahltchAp6080iRAh0iXWMWo3WMPCTWY=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=IdM4soebalcb9wSjWQygBSKMee3kdv1UszRg+9sV9d4h33Y/HtVBMDf+lziQYqyrLQ2AAGPbL55eR6t655ov61rQmb8V8J81kiqyNvFRQPhpzUU2zS/flJ+dy+Tz0yHIiWUYwqwUoaLIQ2Yj7CaKtWjay4Ll1CtwbIGL4bGmm2k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lwstiDpa; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lwstiDpa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A8C531F000FF; Thu, 8 Oct 2026 21:30:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791495015; bh=WQmTsfpeMQbZkT0tmyNhyT866EXm/mO+VFYcZUCvlEA=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=lwstiDpakfMz1CgjmvNXlBgt9y9Cg4j40BUjUf6MBCtUB/jLY9l1hONjnwxAEoHL6 RsUAl2Rt/qi+8JBUrqGVKTmWQCBuyBX4YGarrMASLK4zwLx0HjdFfvYkZp8zf64oR9 pQdsWF8RMT8yXG/i5KXLEEY1pq+pV6oyWFRPANU60AodzZVMTmWRHYViLixDpqzhZr 1vq1kW0M5vCcf5TOW7yLzRNM9iRxYmgvfudP5nTBs/PCA9zmZiAP2gero0W9yj/xKw WFMjKLVSE+hi8rvTRkHMc011k6Hv27n1u4wffT/BQcrq5E4VblDjIvb47+uZkwHJcn pZ8DBQP6z0zrQ== Date: Thu, 8 Oct 2026 14:30:13 -0700 From: Jakub Kicinski To: Maciej Fijalkowski Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, magnus.karlsson@intel.com, stfomichev@gmail.com, pabeni@redhat.com, tushar.vyavahare@intel.com, kerneljasonxing@gmail.com, bjorn@kernel.org Subject: Re: [PATCH v2 net-next 00/14] selftests: net: migrate AF_XDP test suite over to net Message-ID: <20261008143013.55b0f462@kernel.org> In-Reply-To: <20261008114909.734364-1-maciej.fijalkowski@intel.com> References: <20261008114909.734364-1-maciej.fijalkowski@intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 8 Oct 2026 13:48:55 +0200 Maciej Fijalkowski wrote: > Heads-up for ice: to reserve a queue, xsk.py updates only the RSS > indirection table over ethtool netlink. On ice this also turns on > symmetric Toeplitz hashing, and restoring the table afterwards fails. > The fix, "ice: keep the RSS hash function on indirection-only updates", > goes to iwl-net separately [0]. Without it, the first case that takes a > queue out of RSS fails in its cleanup, and the table stays modified. Good news it that it applied, bad news is that the non-HW test_xsk.sh crashes the host: https://netdev-ctrl.bots.linux.dev/logs/vmksft/net-dbg/results/857863/166-test-xsk-sh/stderr