From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Pirko Subject: [patch net-next 1/3] mlxsw: spectrum: Reduce number of supported 802.1D bridges Date: Tue, 5 Apr 2016 10:20:02 +0200 Message-ID: <1459844404-4698-2-git-send-email-jiri@resnulli.us> References: <1459844404-4698-1-git-send-email-jiri@resnulli.us> Cc: davem@davemloft.net, idosch@mellanox.com, eladr@mellanox.com, yotamg@mellanox.com, ogerlitz@mellanox.com, roopa@cumulusnetworks.com, gospo@cumulusnetworks.com, corbet@lwn.net, sfeldma@gmail.com, nicolas.dichtel@6wind.com, vivien.didelot@savoirfairelinux.com To: netdev@vger.kernel.org Return-path: Received: from mail-wm0-f42.google.com ([74.125.82.42]:34361 "EHLO mail-wm0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756592AbcDEIUK (ORCPT ); Tue, 5 Apr 2016 04:20:10 -0400 Received: by mail-wm0-f42.google.com with SMTP id l6so12426808wml.1 for ; Tue, 05 Apr 2016 01:20:09 -0700 (PDT) In-Reply-To: <1459844404-4698-1-git-send-email-jiri@resnulli.us> Sender: netdev-owner@vger.kernel.org List-ID: From: Ido Schimmel Resources allocated for these bridges at init time cannot be later used for other purposes. While current number is supported by the device, it's mostly theoretical with regards to any real use case, which leads to poor utilization of device's resources. Solve that by reducing the number. The long term plan is to make this value (along with others) user configurable via devlink and write it to NVRAM, so that it can be used during the next init. Until then we must hardcode such values. Signed-off-by: Ido Schimmel Signed-off-by: Jiri Pirko --- drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index 4b8abaf..d58ab0c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -50,7 +50,7 @@ #define MLXSW_SP_VFID_BASE VLAN_N_VID #define MLXSW_SP_VFID_PORT_MAX 512 /* Non-bridged VLAN interfaces */ -#define MLXSW_SP_VFID_BR_MAX 8192 /* Bridged VLAN interfaces */ +#define MLXSW_SP_VFID_BR_MAX 6144 /* Bridged VLAN interfaces */ #define MLXSW_SP_VFID_MAX (MLXSW_SP_VFID_PORT_MAX + MLXSW_SP_VFID_BR_MAX) #define MLXSW_SP_LAG_MAX 64 -- 2.5.5