linux-kernel - Re: [PATCH v2 1/2] netpoll: Make netpoll_send

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Message-ID: <ZtGGydVJU816pIPd@gmail.com>
Date: Fri, 30 Aug 2024 01:46:01 -0700
From: Breno Leitao <leitao@...ian.org>
To: Maksym Kutsevol <max@...sevol.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] netpoll: Make netpoll_send_udp return status
 instead of void

On Wed, Aug 28, 2024 at 02:33:48PM -0700, Maksym Kutsevol wrote:
> netpoll_send_udp can return if send was successful.
> It will allow client code to be aware of the send status.
> 
> Possible return values are the result of __netpoll_send_skb (cast to int)
> and -ENOMEM. This doesn't cover the case when TX was not successful
> instantaneously and was scheduled for later, __netpoll__send_skb returns
> success in that case.
> 
> Signed-off-by: Maksym Kutsevol <max@...sevol.com>

Reviewed-by: Breno Leitao <leitao@...ian.org>