From: Heiner Kallweit <hkallweit1@gmail.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
David Miller <davem@davemloft.net>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: [PATCH net-next v2 2/4] net: phy: warn if phy_start is called from invalid state
Date: Mon, 21 Jan 2019 19:30:53 +0100 [thread overview]
Message-ID: <51b935de-18d4-fcd5-a858-2bb8ccca484e@gmail.com> (raw)
In-Reply-To: <20190121182928.GC16212@lunn.ch>
On 21.01.2019 19:29, Andrew Lunn wrote:
>> For all invalid states phy_start() basically was a no-op. All it did was
>> triggering a state machine run, but for all "running" states the poll
>> loop was active anyway. And if called from PHY_DOWN, the state machine
>> does nothing. Therefore I see no scenario where jumping to out would
>> break anything.
>
> Hi Heiner
>
> It is useful to put this sort of analysis in the commit message. You
> then won't get people like me asking about it.
>
Will add this to my "best practices" list ;)
> Andrew
>
Heiner
next prev parent reply other threads:[~2019-01-21 18:31 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-20 8:59 [PATCH net-next v2 0/4] net: phy: improve starting PHY Heiner Kallweit
2019-01-20 9:01 ` [PATCH net-next v2 1/4] net: phy: start state machine in phy_start only Heiner Kallweit
2019-01-21 16:35 ` Andrew Lunn
2019-01-21 18:36 ` Heiner Kallweit
2019-01-21 18:42 ` Andrew Lunn
2019-01-21 21:52 ` Heiner Kallweit
2019-01-21 23:55 ` Andrew Lunn
2019-01-22 14:46 ` Lendacky, Thomas
2019-01-22 19:09 ` Heiner Kallweit
2019-01-23 2:50 ` S-k, Shyam-sundar
2019-01-20 9:02 ` [PATCH net-next v2 2/4] net: phy: warn if phy_start is called from invalid state Heiner Kallweit
2019-01-21 16:40 ` Andrew Lunn
2019-01-21 18:25 ` Heiner Kallweit
2019-01-21 18:29 ` Andrew Lunn
2019-01-21 18:30 ` Heiner Kallweit [this message]
2019-01-20 9:03 ` [PATCH net-next v2 3/4] net: phy: start interrupts in phy_start Heiner Kallweit
2019-01-20 9:05 ` [PATCH net-next v2 4/4] net: phy: change phy_start_interrupts to phy_request_interrupt Heiner Kallweit
2019-01-22 22:50 ` [PATCH net-next v2 0/4] net: phy: improve starting PHY David Miller
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