From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 88CB92ECE99; Tue, 22 Jul 2025 14:15:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753193708; cv=none; b=grz8JsAsSv2uC10sQ+9igShNGDh9blwGlT4DWkRzYMCq9pNttw9uXeUe3ckebYWJf1YgmcatDjIBpuz8LgNITEUJzcGTXletiFGh9+O1GTJqU29wT8395CgzR1zO/kYolxF10tHdT2b1EnJpHc3SauC9XgxLFTEXM6U4FRaGFsk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753193708; c=relaxed/simple; bh=FjChAPGPjtq7bmvb4Hswo9dGVeABf7fSF+/Vrgv4DNw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=iCPEthqkCdp9LgRH+J7DEOXPj/UlzE8B/gbYedlO7tOwFo7Sma5kO8eRsPOT+3RjzJ+tzpJ6hkzHNiE8nNuTIa3y0Sn8rcsJfc4NfVeUqfIrUqvYm3b6T0a6MZB46pXzbLKrRoZsviTuoNMh5bopjbiiyzdqwdBgLbB0TjSWYZ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=I/vXaOsA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="I/vXaOsA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 13D75C4CEEB; Tue, 22 Jul 2025 14:15:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1753193708; bh=FjChAPGPjtq7bmvb4Hswo9dGVeABf7fSF+/Vrgv4DNw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I/vXaOsAs3Fa0XDbQWfq3u3iaPHv2Dkv8wV/mfAvd1ayaUggORwBd6iem+AaDq0lq TNHZ5/V9jF4zh5HWcjYzA4HRfLOVARGdOHspzuo81InMA9RWROLXUm9EHvEqevB4s5 DoTHwDzIPjAwa8+8WWsw8beTcOgPnKJWxxERZS94= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiawen Wu , Simon Horman , Jakub Kicinski Subject: [PATCH 6.15 172/187] net: libwx: fix multicast packets received count Date: Tue, 22 Jul 2025 15:45:42 +0200 Message-ID: <20250722134352.178197030@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250722134345.761035548@linuxfoundation.org> References: <20250722134345.761035548@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jiawen Wu commit 2b30a3d1ec2538a1fd363fde746b9fe1d38abc77 upstream. 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 Reviewed-by: Simon Horman Link: https://patch.msgid.link/DA229A4F58B70E51+20250714015656.91772-1-jiawenwu@trustnetic.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/wangxun/libwx/wx_hw.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/net/ethernet/wangxun/libwx/wx_hw.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.c @@ -2523,6 +2523,8 @@ 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 = 0; i < wx->mac.max_rx_queues; i++) hwstats->qmprc += rd32(wx, WX_PX_MPRC(i)); }