Commit 2b30a3d1 authored by Jiawen Wu's avatar Jiawen Wu Committed by Jakub Kicinski
Browse files

net: libwx: fix multicast packets received count 



Multicast good packets received by PF rings that pass ethternet MAC
address filtering are counted for rtnl_link_stats64.multicast. The
counter is not cleared on read. Fix the duplicate counting on updating
statistics.

Fixes: 46b92e10 ("net: libwx: support hardware statistics")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarJiawen Wu <jiawenwu@trustnetic.com>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Link: https://patch.msgid.link/DA229A4F58B70E51+20250714015656.91772-1-jiawenwu@trustnetic.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent d4f9b884

drivers/net/ethernet/wangxun/libwx/wx_hw.c

+2 −0
Original line number Diff line number Diff line
@@ -2777,6 +2777,8 @@ void wx_update_stats(struct wx *wx) 
		hwstats->fdirmiss += rd32(wx, WX_RDB_FDIR_MISS);

	}



	/* qmprc is not cleared on read, manual reset it */

	hwstats->qmprc = 0;

	for (i = wx->num_vfs * wx->num_rx_queues_per_pool;

	     i < wx->mac.max_rx_queues; i++)

		hwstats->qmprc += rd32(wx, WX_PX_MPRC(i));