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From: Alex Elder <elder@ieee.org>
To: Jakub Kicinski <kuba@kernel.org>, Alex Elder <elder@linaro.org>
Cc: davem@davemloft.net, bjorn.andersson@linaro.org,
	evgreen@chromium.org, cpratapa@codeaurora.org,
	subashab@codeaurora.org, elder@kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next 2/6] net: ipa: reorder netdev pointer assignments
Date: Fri, 6 Aug 2021 06:39:53 -0500	[thread overview]
Message-ID: <9b87849f-6008-2fa4-3d5e-2c7269f5a597@ieee.org> (raw)
In-Reply-To: <20210805184148.46bc33e9@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>

On 8/5/21 8:41 PM, Jakub Kicinski wrote:
> On Thu, 5 Aug 2021 18:27:12 -0700 Jakub Kicinski wrote:
>> On Wed,  4 Aug 2021 10:36:22 -0500 Alex Elder wrote:
>>> Assign the ipa->modem_netdev and endpoint->netdev pointers *before*
>>> registering the network device.  As soon as the device is
>>> registered it can be opened, and by that time we'll want those
>>> pointers valid.
>>>
>>> Similarly, don't make those pointers NULL until *after* the modem
>>> network device is unregistered in ipa_modem_stop().
>>>
>>> Signed-off-by: Alex Elder <elder@linaro.org>
>>
>> This one seems like a pretty legit race, net would be better if you
>> don't mind.
> 
> Ah, this set was already applied, don't mind me :)

I really appreciate your review and feedback.  Applied or not,
it's valuable to me.

					-Alex

  reply	other threads:[~2021-08-06 11:40 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-04 15:36 [PATCH net-next 0/6] net: ipa: more work toward runtime PM Alex Elder
2021-08-04 15:36 ` [PATCH net-next 1/6] net: ipa: don't suspend/resume modem if not up Alex Elder
2021-08-06  1:26   ` Jakub Kicinski
2021-08-06 11:39     ` Alex Elder
2021-08-06 12:59       ` Jakub Kicinski
2021-08-04 15:36 ` [PATCH net-next 2/6] net: ipa: reorder netdev pointer assignments Alex Elder
2021-08-06  1:27   ` Jakub Kicinski
2021-08-06  1:41     ` Jakub Kicinski
2021-08-06 11:39       ` Alex Elder [this message]
2021-08-06 11:39     ` Alex Elder
2021-08-04 15:36 ` [PATCH net-next 3/6] net: ipa: improve IPA clock error messages Alex Elder
2021-08-04 15:36 ` [PATCH net-next 4/6] net: ipa: move IPA power operations to ipa_clock.c Alex Elder
2021-08-04 15:36 ` [PATCH net-next 5/6] net: ipa: move ipa_suspend_handler() Alex Elder
2021-08-04 15:36 ` [PATCH net-next 6/6] net: ipa: move IPA flags field Alex Elder

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