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From: "Arınç ÜNAL" <arinc.unal@arinc9.com>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: Daniel Golle <daniel@makrotopia.org>,
	Landen Chao <Landen.Chao@mediatek.com>,
	DENG Qingfang <dqfext@gmail.com>,
	Sean Wang <sean.wang@mediatek.com>, Andrew Lunn <andrew@lunn.ch>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno 
	<angelogioacchino.delregno@collabora.com>,
	Russell King <linux@armlinux.org.uk>,
	Frank Wunderlich <frank-w@public-files.de>,
	Bartel Eerdekens <bartel.eerdekens@constell8.be>,
	mithat.guner@xeront.com, erkin.bozoglu@xeront.com,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org
Subject: Re: [PATCH net v2 2/7] net: dsa: mt7530: fix trapping frames with multiple CPU ports on MT7530
Date: Tue, 13 Jun 2023 20:58:33 +0300	[thread overview]
Message-ID: <edcbe326-c456-06ef-373b-313e780209de@arinc9.com> (raw)
In-Reply-To: <20230613173908.iuofbuvkanwyr7as@skbuf>

On 13.06.2023 20:39, Vladimir Oltean wrote:
> On Tue, Jun 13, 2023 at 08:30:28PM +0300, Arınç ÜNAL wrote:
>> That fixes port 5 on certain variants of the MT7530 switch, as it was
>> already working on the other variants, which, in conclusion, fixes port 5 on
>> all MT7530 variants.
> 
> Ok. I didn't pay enough attention to the commit message.
> 
>> And no, trapping works. Having only CPU port 5 defined on the devicetree
>> will cause the CPU_PORT bits to be set to port 5. There's only a problem
>> when multiple CPU ports are defined.
> 
> Got it. Then this is really not a problem, and the commit message frames
> it incorrectly.

Actually this patch fixes the issue it describes. At the state of this 
patch, when multiple CPU ports are defined, port 5 is the active CPU 
port, CPU_PORT bits are set to port 6.

Once "the patch that prefers port 6, I could easily find the exact name 
but your mail snipping makes it hard" is applied, this issue becomes 
redundant.

> 
>>> So how about settling on that as a more modest Fixes: tag, and
>>> explaining clearly in the commit message what's affected?
>>
>> I don't see anything to change in the patch log except addressing Russell's
>> comments.
> 
> Ok. I see Russell has commented on v4, though I don't see that he particularly
> pointed out that this fixes a problem which isn't yet a problem. I got lost in
> all the versions. v2 and v3 are out of my inbox now :)

All good, I had to quickly roll v3 as v2 had wrong author information 
and I couldn't risk getting v2 applied.

Arınç

  reply	other threads:[~2023-06-13 17:59 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-11  8:15 [PATCH net v2 1/7] net: dsa: mt7530: fix trapping frames with multiple CPU ports on MT7531 Arınç ÜNAL
2023-06-11  8:15 ` [PATCH net v2 2/7] net: dsa: mt7530: fix trapping frames with multiple CPU ports on MT7530 Arınç ÜNAL
2023-06-13 15:08   ` Vladimir Oltean
2023-06-13 17:14     ` Arınç ÜNAL
2023-06-13 17:18       ` Vladimir Oltean
2023-06-13 17:24         ` Vladimir Oltean
2023-06-13 17:30           ` Arınç ÜNAL
2023-06-13 17:39             ` Vladimir Oltean
2023-06-13 17:58               ` Arınç ÜNAL [this message]
2023-06-13 18:12                 ` Jakub Kicinski
2023-06-13 19:03                   ` Arınç ÜNAL
2023-06-13 19:09                     ` Arınç ÜNAL
2023-06-13 20:29                       ` Jakub Kicinski
2023-06-13 18:29                 ` Russell King (Oracle)
2023-06-13 18:46                   ` Arınç ÜNAL
2023-06-13 20:46                   ` Vladimir Oltean
2023-06-13 20:18                 ` Vladimir Oltean
2023-06-13 20:35                   ` Arınç ÜNAL
2023-06-13 20:59                     ` Vladimir Oltean
2023-06-13 21:04                       ` Arınç ÜNAL
2023-06-13 21:14                         ` Vladimir Oltean
2023-06-14  7:03                           ` Arınç ÜNAL
2023-06-14  7:29                             ` Vladimir Oltean
2023-06-13 18:20               ` Russell King (Oracle)
2023-06-13 17:52         ` Aw: " Frank Wunderlich
2023-06-11  8:15 ` [PATCH net v2 3/7] net: dsa: mt7530: fix trapping frames on non-MT7621 SoC MT7530 switch Arınç ÜNAL
2023-06-11  8:15 ` [PATCH net v2 4/7] net: dsa: mt7530: fix handling of BPDUs on " Arınç ÜNAL
2023-06-11  8:15 ` [PATCH net v2 5/7] net: dsa: mt7530: fix handling of LLDP frames Arınç ÜNAL
2023-06-11  8:15 ` [PATCH net v2 6/7] net: dsa: introduce preferred_default_local_cpu_port and use on MT7530 Arınç ÜNAL
2023-06-11  8:15 ` [PATCH net v2 7/7] MAINTAINERS: add me as maintainer of MEDIATEK SWITCH DRIVER Arınç ÜNAL
2023-06-11 16:04 ` [PATCH net v2 1/7] net: dsa: mt7530: fix trapping frames with multiple CPU ports on MT7531 Russell King (Oracle)
2023-06-12  6:40   ` Arınç ÜNAL
2023-06-12 10:09     ` Russell King (Oracle)
2023-06-12 10:50       ` Vladimir Oltean
2023-06-13 17:07       ` Arınç ÜNAL

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