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From: Ivan Vecera <ivecera@redhat.com>
To: intel-wired-lan@osuosl.org, Petr Oros <poros@redhat.com>,
	netdev@vger.kernel.org
Cc: Tony Nguyen <anthony.l.nguyen@intel.com>,
	Przemek Kitszel <przemyslaw.kitszel@intel.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@kernel.org>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Alexander Lobakin <aleksander.lobakin@intel.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Jesper Dangaard Brouer <hawk@kernel.org>,
	John Fastabend <john.fastabend@gmail.com>,
	Stanislav Fomichev <sdf@fomichev.me>,
	Henry Tieman <henry.w.tieman@intel.com>,
	Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>,
	Michal Swiatkowski <michal.swiatkowski@linux.intel.com>,
	Jesse Brandeburg <jbrandeb@kernel.org>,
	Preethi Banala <preethi.banala@intel.com>,
	Kiran Patil <kiran.patil@intel.com>,
	Dan Nowlin <dan.nowlin@intel.com>,
	Stephen Hemminger <stephen@networkplumber.org>,
	intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org,
	bpf@vger.kernel.org
Subject: Re: [PATCH iwl-net 10/10] ice: fix unsigned stat widths
Date: Sat, 03 Oct 2026 11:56:23 +0200	[thread overview]
Message-ID: <9235DF68-76D9-4B38-B8D9-BCFF3520E7D8@redhat.com> (raw)
In-Reply-To: <20261002130752.2597259-11-poros@redhat.com>

On October 2, 2026 3:07:52 PM GMT+02:00, Petr Oros <poros@redhat.com> wrote:
>tx_restart, tx_busy, rx_buf_failed and rx_page_failed in struct ice_vsi
>are u32, but ice_update_vsi_ring_stats() fills them with sums of the
>64-bit per ring counters. The values are truncated and the ethtool
>statistics exported from them wrap at 2^32 while the ring counters keep
>counting.
>
>Make them u64 like tx_linearize next to them.
>
>i40e fixed the same truncation in commit 3b8428b84539 ("i40e: fix
>unsigned stat widths").
>
>Fixes: fcea6f3da546 ("ice: Add stats and ethtool support")
>Assisted-by: LLM
>Signed-off-by: Petr Oros <poros@redhat.com>
>---
> drivers/net/ethernet/intel/ice/ice.h | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
>diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
>index 6c596e5a315175..a985b81efbe2d6 100644
>--- a/drivers/net/ethernet/intel/ice/ice.h
>+++ b/drivers/net/ethernet/intel/ice/ice.h
>@@ -344,10 +344,10 @@ struct ice_vsi {
> 	u64 tx_linearize;
> 	DECLARE_BITMAP(state, ICE_VSI_STATE_NBITS);
> 	unsigned int current_netdev_flags;
>-	u32 tx_restart;
>-	u32 tx_busy;
>-	u32 rx_buf_failed;
>-	u32 rx_page_failed;
>+	u64 tx_restart;
>+	u64 tx_busy;
>+	u64 rx_buf_failed;
>+	u64 rx_page_failed;
> 	u16 num_q_vectors;
> 	/* tell if only dynamic irq allocation is allowed */
> 	bool irq_dyn_alloc;

Reviewed-by: Ivan Vecera <ivecera@redhat.com>


      parent reply	other threads:[~2026-10-03  9:56 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-02 13:07 [PATCH iwl-net 00/10] ice: port missing i40e fixes Petr Oros
2026-10-02 13:07 ` [PATCH iwl-net 01/10] ice: replay UDP tunnel ports after a core or global reset Petr Oros
2026-10-03  9:52   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 02/10] ice: fix IRQ freeing in ice_vsi_req_irq_msix() error path Petr Oros
2026-10-03  9:53   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 03/10] ice: stop the LAN Tx queues when ice_vsi_open() fails Petr Oros
2026-10-03  9:54   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 04/10] ice: restore the default XPS map after a netdev TC change Petr Oros
2026-10-03  9:55   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 05/10] ice: report VF tx_dropped with tx_errors instead of tx_discards Petr Oros
2026-10-03  9:55   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 06/10] ice: keep adding MAC filters after one that already exists Petr Oros
2026-10-03  9:55   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 07/10] ice: take the switch rule AQ error from the response descriptor Petr Oros
2026-10-03  9:55   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 08/10] ice: detect a PF reset that does not complete Petr Oros
2026-10-03  9:55   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 09/10] ice: program multicast magic wake before tearing down the main VSI Petr Oros
2026-10-03  9:56   ` Ivan Vecera
2026-10-02 13:07 ` [PATCH iwl-net 10/10] ice: fix unsigned stat widths Petr Oros
2026-10-02 13:12   ` Loktionov, Aleksandr
2026-10-03  9:56   ` Ivan Vecera [this message]

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