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From: Simon Horman <horms@kernel.org>
To: Kees Cook <kees@kernel.org>
Cc: Alexander Lobakin <aleksander.lobakin@intel.com>,
	intel-wired-lan@lists.osuosl.org,
	Michal Kubiak <michal.kubiak@intel.com>,
	Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
	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@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	nxne.cnse.osdt.itp.upstreaming@intel.com, bpf@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-hardening@vger.kernel.org
Subject: Re: [PATCH iwl-next v3 16/18] idpf: add support for XDP on Rx
Date: Tue, 5 Aug 2025 10:40:13 +0100	[thread overview]
Message-ID: <20250805094013.GW8494@horms.kernel.org> (raw)
In-Reply-To: <202508021152.AD1850CD2@keescook>

On Sat, Aug 02, 2025 at 11:52:44AM -0700, Kees Cook wrote:
> On Fri, Aug 01, 2025 at 03:17:42PM +0200, Alexander Lobakin wrote:
> > From: Alexander Lobakin <aleksander.lobakin@intel.com>
> > Date: Fri, 1 Aug 2025 15:12:43 +0200
> > 
> > > From: Kees Cook <kees@kernel.org>
> > > Date: Thu, 31 Jul 2025 10:05:47 -0700
> > > 
> > >> On Thu, Jul 31, 2025 at 01:37:34PM +0100, Simon Horman wrote:

...

> > >> Yeah, this looks like a nice way to express this, and is way more
> > >> descriptive than "(u64 *)&xdp->base.frame_sz" :)
> > > 
> > > Sounds good to me!
> > > 
> > > Let me send v4 where I'll fix this.
> > 
> > Note: would it be okay if I send v4 with this fix when the window opens,
> > while our validation will retest v3 from Tony's tree in meantine? It's a
> > cosmetic change anyway and does not involve any functional changes.
> 
> If this is directed at me, yeah, I don't see any high urgency here.

Likewise, I see no urgency.

WARNING: multiple messages have this Message-ID (diff)
From: Simon Horman <horms@kernel.org>
To: Kees Cook <kees@kernel.org>
Cc: Alexander Lobakin <aleksander.lobakin@intel.com>,
	intel-wired-lan@lists.osuosl.org,
	Michal Kubiak <michal.kubiak@intel.com>,
	Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
	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@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	nxne.cnse.osdt.itp.upstreaming@intel.com, bpf@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-hardening@vger.kernel.org
Subject: Re: [Intel-wired-lan] [PATCH iwl-next v3 16/18] idpf: add support for XDP on Rx
Date: Tue, 5 Aug 2025 10:40:13 +0100	[thread overview]
Message-ID: <20250805094013.GW8494@horms.kernel.org> (raw)
In-Reply-To: <202508021152.AD1850CD2@keescook>

On Sat, Aug 02, 2025 at 11:52:44AM -0700, Kees Cook wrote:
> On Fri, Aug 01, 2025 at 03:17:42PM +0200, Alexander Lobakin wrote:
> > From: Alexander Lobakin <aleksander.lobakin@intel.com>
> > Date: Fri, 1 Aug 2025 15:12:43 +0200
> > 
> > > From: Kees Cook <kees@kernel.org>
> > > Date: Thu, 31 Jul 2025 10:05:47 -0700
> > > 
> > >> On Thu, Jul 31, 2025 at 01:37:34PM +0100, Simon Horman wrote:

...

> > >> Yeah, this looks like a nice way to express this, and is way more
> > >> descriptive than "(u64 *)&xdp->base.frame_sz" :)
> > > 
> > > Sounds good to me!
> > > 
> > > Let me send v4 where I'll fix this.
> > 
> > Note: would it be okay if I send v4 with this fix when the window opens,
> > while our validation will retest v3 from Tony's tree in meantine? It's a
> > cosmetic change anyway and does not involve any functional changes.
> 
> If this is directed at me, yeah, I don't see any high urgency here.

Likewise, I see no urgency.

  reply	other threads:[~2025-08-05  9:40 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-30 16:06 [PATCH iwl-next v3 00/18] idpf: add XDP support Alexander Lobakin
2025-07-30 16:06 ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 01/18] idpf: add support for Tx refillqs in flow scheduling mode Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 02/18] idpf: improve when to set RE bit logic Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 03/18] idpf: simplify and fix splitq Tx packet rollback error path Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 04/18] idpf: replace flow scheduling buffer ring with buffer pool Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 05/18] idpf: stop Tx if there are insufficient buffer resources Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 06/18] idpf: remove obsolete stashing code Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 07/18] idpf: fix Rx descriptor ready check barrier in splitq Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 08/18] idpf: use a saner limit for default number of queues to allocate Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 09/18] idpf: link NAPIs to queues Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 10/18] idpf: add 4-byte completion descriptor definition Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 11/18] idpf: remove SW marker handling from NAPI Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 12/18] idpf: add support for nointerrupt queues Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 13/18] idpf: prepare structures to support XDP Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-08-01 22:30   ` Jakub Kicinski
2025-08-01 22:30     ` [Intel-wired-lan] " Jakub Kicinski
2025-08-05 16:06     ` Alexander Lobakin
2025-08-05 16:06       ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 14/18] idpf: implement XDP_SETUP_PROG in ndo_bpf for splitq Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 15/18] idpf: use generic functions to build xdp_buff and skb Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 16/18] idpf: add support for XDP on Rx Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-31 12:37   ` Simon Horman
2025-07-31 12:37     ` [Intel-wired-lan] " Simon Horman
2025-07-31 17:05     ` Kees Cook
2025-07-31 17:05       ` [Intel-wired-lan] " Kees Cook
2025-08-01 13:12       ` Alexander Lobakin
2025-08-01 13:12         ` [Intel-wired-lan] " Alexander Lobakin
2025-08-01 13:17         ` Alexander Lobakin
2025-08-01 13:17           ` [Intel-wired-lan] " Alexander Lobakin
2025-08-02 18:52           ` Kees Cook
2025-08-02 18:52             ` [Intel-wired-lan] " Kees Cook
2025-08-05  9:40             ` Simon Horman [this message]
2025-08-05  9:40               ` Simon Horman
2025-07-31 13:35   ` Simon Horman
2025-07-31 13:35     ` [Intel-wired-lan] " Simon Horman
2025-08-01 13:11     ` Alexander Lobakin
2025-08-01 13:11       ` [Intel-wired-lan] " Alexander Lobakin
2025-08-01 22:33   ` Jakub Kicinski
2025-08-01 22:33     ` [Intel-wired-lan] " Jakub Kicinski
2025-08-05 16:09     ` Alexander Lobakin
2025-08-05 16:09       ` [Intel-wired-lan] " Alexander Lobakin
2025-08-05 22:46       ` Jakub Kicinski
2025-08-05 22:46         ` [Intel-wired-lan] " Jakub Kicinski
2025-07-30 16:07 ` [PATCH iwl-next v3 17/18] idpf: add support for .ndo_xdp_xmit() Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin
2025-07-30 16:07 ` [PATCH iwl-next v3 18/18] idpf: add XDP RSS hash hint Alexander Lobakin
2025-07-30 16:07   ` [Intel-wired-lan] " Alexander Lobakin

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