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SubjectRe: [PATCH 0/7] net: thunderx: implement DMAC filtering support
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From: Vadim Lomovtsev <Vadim.Lomovtsev@caviumnetworks.com>
Date: Tue, 27 Mar 2018 08:07:29 -0700

> From: Vadim Lomovtsev <Vadim.Lomovtsev@cavium.com>
>
> By default CN88XX BGX accepts all incoming multicast and broadcast
> packets and filtering is disabled. The nic driver doesn't provide
> an ability to change such behaviour.
>
> This series is to implement DMAC filtering management for CN88XX
> nic driver allowing user to enable/disable filtering and configure
> specific MAC addresses to filter traffic.

This doesn't even compile:

drivers/net/ethernet/cavium/thunder/thunder_bgx.c: In function ‘bgx_lmac_save_filter’:
drivers/net/ethernet/cavium/thunder/thunder_bgx.c:286:3: warning: ‘return’ with no value, in function returning non-void [-Wreturn-type]
return;
^~~~~~
drivers/net/ethernet/cavium/thunder/thunder_bgx.c:281:12: note: declared here
static int bgx_lmac_save_filter(struct lmac *lmac, u64 dmac, u8 vf_id)
^~~~~~~~~~~~~~~~~~~~
In file included from drivers/net/ethernet/cavium/thunder/nic.h:15:0,
from drivers/net/ethernet/cavium/thunder/thunder_bgx.c:21:
drivers/net/ethernet/cavium/thunder/thunder_bgx.c: In function ‘bgx_set_dmac_cam_filter_mac’:
drivers/net/ethernet/cavium/thunder/thunder_bgx.h:61:38: warning: left shift count >= width of type [-Wshift-count-overflow]
#define RX_DMACX_CAM_LMACID(x) (x << 49)
^
drivers/net/ethernet/cavium/thunder/thunder_bgx.c:324:8: note: in expansion of macro ‘RX_DMACX_CAM_LMACID’
cfg = RX_DMACX_CAM_LMACID(lmacid & LMAC_ID_MASK) |
^~~~~~~~~~~~~~~~~~~
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