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authorJiawen Wu <jiawenwu@trustnetic.com>2025-07-14 04:56:56 +0300
committerJakub Kicinski <kuba@kernel.org>2025-07-16 03:29:54 +0300
commit2b30a3d1ec2538a1fd363fde746b9fe1d38abc77 (patch)
tree77c5ff4939f6a380ccde202e0dd890ed4e21e6a2
parentd4f9b8847989e17ae1f2f52a6702ff493548f072 (diff)
downloadlinux-2b30a3d1ec2538a1fd363fde746b9fe1d38abc77.tar.xz
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: 46b92e10d631 ("net: libwx: support hardware statistics") Cc: stable@vger.kernel.org Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/DA229A4F58B70E51+20250714015656.91772-1-jiawenwu@trustnetic.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/wangxun/libwx/wx_hw.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_hw.c b/drivers/net/ethernet/wangxun/libwx/wx_hw.c
index 4cce07a69891..f0823aa1ede6 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_hw.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.c
@@ -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));