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Message-ID: <CAJ8uoz1988OLXQ4HzPbP1COiHarc=ErSdakmnyMfDogEzuZexA@mail.gmail.com>
Date: Thu, 22 Feb 2024 09:32:06 +0100
From: Magnus Karlsson <magnus.karlsson@...il.com>
To: Maciej Fijalkowski <maciej.fijalkowski@...el.com>
Cc: intel-wired-lan@...ts.osuosl.org, netdev@...r.kernel.org,
anthony.l.nguyen@...el.com, magnus.karlsson@...el.com
Subject: Re: [Intel-wired-lan] [PATCH iwl-net 0/3] intel: fix routines that
disable queue pairs
On Tue, 20 Feb 2024 at 22:46, Maciej Fijalkowski
<maciej.fijalkowski@...el.com> wrote:
>
> Hi,
>
> It started out as an issue on ixgbe reported by Pavel [0] which first
> patch is supposed to fix, but apparently i40e and ice have queue pair
> disabling flow a bit out of order, so I addressed them as well. More
> info is included in commit messages.
>
> FWIW we are talking here about AF_XDP ZC when xsk_pool is sent down to
> driver. Typically these routines are executed when there is already XDP
> program running on interface.
>
> Thanks!
>
> [0]: https://lore.kernel.org/netdev/CAJEV1ijxNyPTwASJER1bcZzS9nMoZJqfR86nu_3jFFVXzZQ4NA@mail.gmail.com/
Thank you for this fix Maciej.
Acked-by: Magnus Karlsson <magnus.karlsson@...el.com>
> Maciej Fijalkowski (3):
> ixgbe: {dis,en}able irqs in ixgbe_txrx_ring_{dis,en}able
> i40e: disable NAPI right after disabling irqs when handling xsk_pool
> ice: reorder disabling IRQ and NAPI in ice_qp_dis
>
> drivers/net/ethernet/intel/i40e/i40e_main.c | 2 +-
> drivers/net/ethernet/intel/ice/ice_xsk.c | 9 +--
> drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 56 ++++++++++++++++---
> 3 files changed, 55 insertions(+), 12 deletions(-)
>
> --
> 2.34.1
>
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