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From: Nicolai Buchwitz <nb@tipi-net.de>
To: Florian Fainelli <florian.fainelli@broadcom.com>
Cc: netdev@vger.kernel.org, Doug Berger <opendmb@gmail.com>,
	Broadcom internal kernel review list
	<bcm-kernel-feedback-list@broadcom.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Zak Kemble <zakkemble@gmail.com>, Simon Horman <horms@kernel.org>,
	Ryo Takakura <ryotkkr98@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH net v2 1/6] net: bcmasp: fix mib counters struct alignment with ethtool stats
Date: Fri, 09 Oct 2026 10:42:29 +0200	[thread overview]
Message-ID: <f69600e67aa7af56d0a15d3d59fddedf@tipi-net.de> (raw)
In-Reply-To: <20261008210621.1374785-2-florian.fainelli@broadcom.com>

On 8.10.2026 23:06, Florian Fainelli wrote:
> When EDPKT stats were removed in commit e9f31435ee7d ("net: bcmasp: Add
> support for asp-v3.0"), the corresponding entries were removed from
> bcmasp_gstrings_stats in bcmasp_ethtool.c, but the edpkt_* fields were
> left at the beginning of struct bcmasp_mib_counters in bcmasp.h.
> 
> Because bcmasp_update_mib_counters() and bcmasp_get_ethtool_stats() 
> index
> into struct bcmasp_mib_counters sequentially based on the order of
> bcmasp_gstrings_stats, this 16-byte offset caused ethtool to read from
> shifted offsets: the first four software counters read unused fields 
> and
> reported 0, the next four software counters reported the values of
> alloc_rx_skb_failed, tx_dma_failed, mc_filters_full_cnt, and
> uc_filters_full_cnt, while filters_combine_cnt, promisc_filters_cnt,
> tx_realloc_offload_failed, and tx_timeout_cnt were never reported.
> 
> Remove the obsolete edpkt_* fields from struct bcmasp_mib_counters so
> that it aligns with bcmasp_gstrings_stats.
> 
> Fixes: e9f31435ee7d ("net: bcmasp: Add support for asp-v3.0")
> Assisted-by: LLM
> Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
> ---
>  drivers/net/ethernet/broadcom/asp2/bcmasp.h | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.h 
> b/drivers/net/ethernet/broadcom/asp2/bcmasp.h
> index 8c8ffaeadc79..9c9721da1662 100644
> --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.h
> +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.h
> @@ -250,10 +250,6 @@ struct bcmasp_intf_stats64 {
>  };
> 
>  struct bcmasp_mib_counters {
> -	u32	edpkt_ts;
> -	u32	edpkt_rx_pkt_cnt;
> -	u32	edpkt_hdr_ext_cnt;
> -	u32	edpkt_hdr_out_cnt;
>  	u32	umac_frm_cnt;
>  	u32	fb_frm_cnt;
>  	u32	fb_rx_fifo_depth;

Reviewed-by: Nicolai Buchwitz <nb@tipi-net.de>

Thanks,
Nicolai

  reply	other threads:[~2026-10-09  8:42 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-08 21:06 [PATCH net v2 0/6] net: bcmasp: Collection of fixes Florian Fainelli
2026-10-08 21:06 ` [PATCH net v2 1/6] net: bcmasp: fix mib counters struct alignment with ethtool stats Florian Fainelli
2026-10-09  8:42   ` Nicolai Buchwitz [this message]
2026-10-08 21:06 ` [PATCH net v2 2/6] net: bcmasp: unmap previous DMA mappings on TX map failure Florian Fainelli
2026-10-08 21:06 ` [PATCH net v2 3/6] net: bcmasp: validate minimum RX packet size in bcmasp_rx_poll() Florian Fainelli
2026-10-08 21:06 ` [PATCH net v2 4/6] net: bcmasp: fix OF node reference leak for phy_dn Florian Fainelli
2026-10-08 21:06 ` [PATCH net v2 6/6] net: bcmasp: fix network filter lookup and wake filter pair allocation Florian Fainelli

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