From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AEDBBC0650F for ; Thu, 8 Aug 2019 05:19:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 88BB02186A for ; Thu, 8 Aug 2019 05:19:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730926AbfHHFT6 (ORCPT ); Thu, 8 Aug 2019 01:19:58 -0400 Received: from mga05.intel.com ([192.55.52.43]:29551 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725868AbfHHFT6 (ORCPT ); Thu, 8 Aug 2019 01:19:58 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Aug 2019 22:19:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,360,1559545200"; d="scan'208";a="374728390" Received: from jbrandeb-mobl2.amr.corp.intel.com (HELO localhost) ([10.254.39.134]) by fmsmga006.fm.intel.com with ESMTP; 07 Aug 2019 22:19:58 -0700 Date: Wed, 7 Aug 2019 22:19:57 -0700 From: Jesse Brandeburg To: Ido Schimmel Cc: , , , , , Ido Schimmel , jesse.brandeburg@intel.com Subject: Re: [PATCH net 2/2] mlxsw: spectrum_buffers: Further reduce pool size on Spectrum-2 Message-ID: <20190807221957.0000144a@intel.com> In-Reply-To: <20190731063315.9381-3-idosch@idosch.org> References: <20190731063315.9381-1-idosch@idosch.org> <20190731063315.9381-3-idosch@idosch.org> X-Mailer: Claws Mail 3.12.0 (GTK+ 2.24.28; i686-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, 31 Jul 2019 09:33:15 +0300 Ido Schimmel wrote: > From: Petr Machata > > In commit e891ce1dd2a5 ("mlxsw: spectrum_buffers: Reduce pool size on > Spectrum-2"), pool size was reduced to mitigate a problem in port buffer > usage of ports split four ways. It turns out that this work around does not > solve the issue, and a further reduction is required. > > Thus reduce the size of pool 0 by another 2.7 MiB, and round down to the > whole number of cells. > > Fixes: e891ce1dd2a5 ("mlxsw: spectrum_buffers: Reduce pool size on Spectrum-2") > Signed-off-by: Petr Machata > Signed-off-by: Ido Schimmel Reviewed-by: Jesse Brandeburg