From: Jakub Kicinski <kuba@kernel.org>
To: Kevin Hao <haokexin@gmail.com>
Cc: Nicolas Ferre <nicolas.ferre@microchip.com>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH net-next 4/4] net: macb: Remove dedicated IRQ handler for WoL
Date: Tue, 31 Mar 2026 19:55:17 -0700 [thread overview]
Message-ID: <20260331195517.68108163@kernel.org> (raw)
In-Reply-To: <20260328-macb-irq-v1-4-7b3e622fb46c@gmail.com>
On Sat, 28 Mar 2026 18:17:48 +0800 Kevin Hao wrote:
> In the current implementation, the suspend/resume path frees the
> existing IRQ handler and sets up a dedicated WoL IRQ handler, then
> restores the original handler upon resume. This approach is not used
> by any other Ethernet driver and unnecessarily complicates the
> suspend/resume process. After adjusting the IRQ handler in the previous
> patches, we can now handle WoL interrupts without introducing any
> overhead in the TX/RX hot path. Therefore, the dedicated WoL IRQ
> handler is removed.
Couple of sentences on testing (platform + flows) would be great here.
next prev parent reply other threads:[~2026-04-01 2:55 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-28 10:17 [PATCH net-next 0/4] net: macb: Remove dedicated IRQ handler for WoL Kevin Hao
2026-03-28 10:17 ` [PATCH net-next 1/4] net: macb: Replace open-coded implementation with napi_schedule() Kevin Hao
2026-03-28 10:17 ` [PATCH net-next 2/4] net: macb: Consolidate MACB_CAPS_ISR_CLEAR_ON_WRITE checks in IRQ handler Kevin Hao
2026-04-01 2:54 ` Jakub Kicinski
2026-04-01 9:30 ` Kevin Hao
2026-04-01 11:49 ` Nicolai Buchwitz
2026-04-02 13:44 ` Kevin Hao
2026-03-28 10:17 ` [PATCH net-next 3/4] net: macb: Factor out the handling of non-hot IRQ events into a separate function Kevin Hao
2026-04-01 2:54 ` Jakub Kicinski
2026-04-01 9:31 ` Kevin Hao
2026-03-28 10:17 ` [PATCH net-next 4/4] net: macb: Remove dedicated IRQ handler for WoL Kevin Hao
2026-04-01 2:55 ` Jakub Kicinski [this message]
2026-04-01 9:32 ` Kevin Hao
2026-04-03 16:17 ` [PATCH net-next 0/4] " Simon Horman
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