From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-fw-2101.amazon.com (smtp-fw-2101.amazon.com [72.21.196.25]) (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 8DED54A3E for ; Wed, 23 Oct 2024 05:18:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=72.21.196.25 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729660703; cv=none; b=PhxNOqJF8aq0nCYXKEDR4dNca3IM9+jH6p99MBdfMj+2T4BJt9T1qGobJ3KgVrVrA5/0GpHmVJvz4qRGNiz4eTMVvail9C+bU6+PVGQwNmsBkzU93zW9TxsdwAaL/rz4MTfe0kTqQrchR39s8raLowbk97dSKQg4TzuUoKdjVNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729660703; c=relaxed/simple; bh=AYQxTk1nJCKKqt94OpWMPrI28t/rMbIpVTkfvDScfkA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=gdG0fyxEbZaWBScCq6e7cHN9e6y18rZifo8OMOReyjJzSmbhdAK1r1QF0LxBklhO2GBdrCpCtZUg0aMAaKSqEtl5Dq2ZA2H/fMlRwi24sHqwlLYHVA2SInePNOnMc8+eFEe0+HeItkAtXNOWsDWOZ+/KYAudwte7AjsqqlAeloI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com; spf=pass smtp.mailfrom=amazon.co.jp; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b=le7EugvE; arc=none smtp.client-ip=72.21.196.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amazon.co.jp Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="le7EugvE" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1729660702; x=1761196702; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Ak4DivgXc9pHJJ/F5qdXQU3e1aBFfwzs1fxlk5eo2ck=; b=le7EugvEA5Nq+TpSBby35tShhF9d1rEKuOHg569y7A57p9BwJUHeRJkD IkCr0z8q2DAIvz0oYUPV2nXjRdYXSQOFmZpw9WJW2ULF3KGlkmeDUZd/8 b+iLQNaMwod0PtZEIBkutWwbpBEfmWmBEOjQB4jVHSBIpcoBOMqA1rDLP 4=; X-IronPort-AV: E=Sophos;i="6.11,225,1725321600"; d="scan'208";a="437034342" Received: from iad12-co-svc-p1-lb1-vlan3.amazon.com (HELO smtpout.prod.us-west-2.prod.farcaster.email.amazon.dev) ([10.43.8.6]) by smtp-border-fw-2101.iad2.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Oct 2024 05:18:19 +0000 Received: from EX19MTAUWA001.ant.amazon.com [10.0.38.20:1472] by smtpin.naws.us-west-2.prod.farcaster.email.amazon.dev [10.0.24.247:2525] with esmtp (Farcaster) id 0e7a9493-fc75-4563-a3e3-0b62a3514190; Wed, 23 Oct 2024 05:18:17 +0000 (UTC) X-Farcaster-Flow-ID: 0e7a9493-fc75-4563-a3e3-0b62a3514190 Received: from EX19D004ANA001.ant.amazon.com (10.37.240.138) by EX19MTAUWA001.ant.amazon.com (10.250.64.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.1258.34; Wed, 23 Oct 2024 05:18:16 +0000 Received: from 6c7e67c6786f.amazon.com (10.119.219.31) by EX19D004ANA001.ant.amazon.com (10.37.240.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.1258.35; Wed, 23 Oct 2024 05:18:13 +0000 From: Kuniyuki Iwashima To: CC: , , , , , , Subject: Re: [PATCH net-next v7 0/6] neighbour: Improve neigh_flush_dev performance Date: Tue, 22 Oct 2024 22:18:11 -0700 Message-ID: <20241023051811.37782-1-kuniyu@amazon.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20241023050110.3509553-1-gnaaman@drivenets.com> References: <20241023050110.3509553-1-gnaaman@drivenets.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: EX19D039UWB001.ant.amazon.com (10.13.138.119) To EX19D004ANA001.ant.amazon.com (10.37.240.138) From: Gilad Naaman Date: Wed, 23 Oct 2024 05:01:10 +0000 > > Looks like the test is still unhappy. Can you try to run it on your side > > before reposting? Or does it look good? > > Hey, > > Apologies if I missed anything. > > I ran this before posting, after applying the entire series, and found no crashes: > > sudo make -C tools/testing/selftests run_tests TARGETS=net > > Is there more info about this run? > Was this ran on an intermediate patch in the series or all of it? It seems the warning requires CONFIG_DEBUG_VM. [ 110.446754][ C2] kernel BUG at include/linux/mm.h:1140! But I guess the issue will disappear if you rebase the series on top of Eric's patch and avoid calling free_pages() directly ? https://lore.kernel.org/netdev/20241022150059.1345406-1-edumazet@google.com/