Re: [PATCH 1/1] net: nps_enet: Disable interrupts before napi reschedule

From	David Miller <davem@davemloft.net>
Newsgroups	linux.kernel
Subject	Re: [PATCH 1/1] net: nps_enet: Disable interrupts before napi reschedule
Date	2016-05-30 07:40 +0200
Message-ID	<rEo5I-8oo-1@gated-at.bofh.it> (permalink)
References	<rD7JE-XH-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Elad Kanfi <eladkan@mellanox.com>
Date: Thu, 26 May 2016 15:00:06 +0300

> From: Elad Kanfi <eladkan@mellanox.com>
> 
> Since NAPI works by shutting down event interrupts when theres
> work and turning them on when theres none, the net driver must
> make sure that interrupts are disabled when it reschedules polling.
> By calling napi_reschedule, the driver switches to polling mode,
> therefor there should be no interrupt interference.
> Any received packets will be handled in nps_enet_poll by polling the HW
> indication of received packet until all packets are handled.
> 
> Signed-off-by: Elad Kanfi <eladkan@mellanox.com>
> Acked-by: Noam Camus <noamca@mellanox.com>

Applied.

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Re: [PATCH 1/1] net: nps_enet: Disable interrupts before napi  reschedule David Miller <davem@davemloft.net> - 2016-05-30 07:40 +0200

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