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[184.163.105.249]) by smtp.gmail.com with ESMTPSA id w48sm889934qtc.40.2020.02.25.07.26.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Feb 2020 07:26:35 -0800 (PST) Date: Tue, 25 Feb 2020 10:26:34 -0500 Message-ID: <20200225102634.GB5861@t480s.localdomain> From: Vivien Didelot To: Florian Fainelli Cc: netdev@vger.kernel.org, Florian Fainelli , Andrew Lunn , "David S. Miller" , open list Subject: Re: [PATCH net-next] Revert "net: dsa: bcm_sf2: Also configure Port 5 for 2Gb/sec on 7278" In-Reply-To: <20200224234427.12736-1-f.fainelli@gmail.com> References: <20200224234427.12736-1-f.fainelli@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 24 Feb 2020 15:44:26 -0800, Florian Fainelli wrote: > This reverts commit 7458bd540fa0a90220b9e8c349d910d9dde9caf8 ("net: dsa: > bcm_sf2: Also configure Port 5 for 2Gb/sec on 7278") as it causes > advanced congestion buffering issues with 7278 switch devices when using > their internal Giabit PHY. While this is being debugged, continue with > conservative defaults that work and do not cause packet loss. > > Fixes: 7458bd540fa0 ("net: dsa: bcm_sf2: Also configure Port 5 for 2Gb/sec on 7278") > Signed-off-by: Florian Fainelli Reviewed-by: Vivien Didelot