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From: Jakub Kicinski <kuba@kernel.org>
To: Vincent Whitchurch <vincent.whitchurch@axis.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Felix Fietkau <nbd@nbd.name>,
	Maxim Mikityanskiy <maxtram95@gmail.com>,
	<netdev@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <kernel@axis.com>
Subject: Re: [PATCH net] net: stmmac: fix handling of zero coalescing tx-usecs
Date: Tue, 5 Sep 2023 13:51:03 -0700	[thread overview]
Message-ID: <20230905135103.04649841@kernel.org> (raw)
In-Reply-To: <20230905-stmmac-coaloff-v1-1-e29820e8ff6d@axis.com>

On Tue, 5 Sep 2023 13:32:48 +0200 Vincent Whitchurch wrote:
> Setting ethtool -C eth0 tx-usecs 0 is supposed to disable the use of the
> coalescing timer but currently it gets programmed with zero delay
> instead.
> 
> Disable the use of the coalescing timer if tx-usecs is zero by
> preventing it from being restarted.  Note that to keep things simple we
> don't start/stop the timer when the coalescing settings are changed, but
> just let that happen on the next transmit or timer expiry.
> 
> Fixes: 8fce33317023 ("net: stmmac: Rework coalesce timer and fix multi-queue races")
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com>

This does not apply cleanly to net, please rebase and repost.
-- 
pw-bot: cr

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WARNING: multiple messages have this Message-ID (diff)
From: Jakub Kicinski <kuba@kernel.org>
To: Vincent Whitchurch <vincent.whitchurch@axis.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Felix Fietkau <nbd@nbd.name>,
	Maxim Mikityanskiy <maxtram95@gmail.com>,
	<netdev@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <kernel@axis.com>
Subject: Re: [PATCH net] net: stmmac: fix handling of zero coalescing tx-usecs
Date: Tue, 5 Sep 2023 13:51:03 -0700	[thread overview]
Message-ID: <20230905135103.04649841@kernel.org> (raw)
In-Reply-To: <20230905-stmmac-coaloff-v1-1-e29820e8ff6d@axis.com>

On Tue, 5 Sep 2023 13:32:48 +0200 Vincent Whitchurch wrote:
> Setting ethtool -C eth0 tx-usecs 0 is supposed to disable the use of the
> coalescing timer but currently it gets programmed with zero delay
> instead.
> 
> Disable the use of the coalescing timer if tx-usecs is zero by
> preventing it from being restarted.  Note that to keep things simple we
> don't start/stop the timer when the coalescing settings are changed, but
> just let that happen on the next transmit or timer expiry.
> 
> Fixes: 8fce33317023 ("net: stmmac: Rework coalesce timer and fix multi-queue races")
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com>

This does not apply cleanly to net, please rebase and repost.
-- 
pw-bot: cr

  reply	other threads:[~2023-09-05 20:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-05 11:32 [PATCH net] net: stmmac: fix handling of zero coalescing tx-usecs Vincent Whitchurch
2023-09-05 11:32 ` Vincent Whitchurch
2023-09-05 20:51 ` Jakub Kicinski [this message]
2023-09-05 20:51   ` Jakub Kicinski

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