From: Kurt Kanzenbach <kurt@linutronix.de>
To: Joe Damato <jdamato@fastly.com>
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@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org
Subject: Re: [PATCH 0/3] igb: XDP/ZC follow up
Date: Tue, 11 Feb 2025 15:44:00 +0100 [thread overview]
Message-ID: <87ikpgr173.fsf@kurt.kurt.home> (raw)
In-Reply-To: <Z6rAuqYnIzQH_gtN@LQ3V64L9R2>
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On Mon Feb 10 2025, Joe Damato wrote:
> On Mon, Feb 10, 2025 at 10:19:34AM +0100, Kurt Kanzenbach wrote:
>> This is a follow up for the igb XDP/ZC implementation. The first two
>> patches link the IRQs and queues to NAPI instances. This is required to
>> bring back the XDP/ZC busy polling support. The last patch removes
>> undesired IRQs (injected via igb watchdog) while busy polling with
>> napi_defer_hard_irqs and gro_flush_timeout set.
>
> You may want to use netif_napi_add_config to enable persistent NAPI
> config, btw. This makes writing userland programs based on
> SO_INCOMING_NAPI_ID much easier.
Thanks, that looks useful too. I'll add another patch to this series to
use netif_napi_add_config().
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prev parent reply other threads:[~2025-02-11 14:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-10 9:19 [PATCH 0/3] igb: XDP/ZC follow up Kurt Kanzenbach
2025-02-10 9:19 ` [PATCH 1/3] igb: Link IRQs to NAPI instances Kurt Kanzenbach
2025-02-10 18:25 ` Joe Damato
2025-02-10 22:22 ` Joe Damato
2025-02-10 9:19 ` [PATCH 2/3] igb: Link queues " Kurt Kanzenbach
2025-02-10 18:47 ` Joe Damato
2025-02-11 7:51 ` Kurt Kanzenbach
2025-02-10 9:19 ` [PATCH 3/3] igb: Get rid of spurious interrupts Kurt Kanzenbach
2025-02-10 18:58 ` Joe Damato
2025-02-10 20:14 ` Gerhard Engleder
2025-02-11 7:51 ` Kurt Kanzenbach
2025-02-10 19:49 ` [PATCH 0/3] igb: XDP/ZC follow up Joe Damato
2025-02-11 3:15 ` Joe Damato
2025-02-11 14:44 ` Kurt Kanzenbach [this message]
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