From: Wolfram Sang <wsa@the-dreams.de>
To: Kevin Hao <haokexin@gmail.com>
Cc: linux-i2c@vger.kernel.org
Subject: Re: [PATCH] i2c: dev: Fix the race between the release of i2c_dev and cdev
Date: Sat, 21 Mar 2020 10:47:20 +0100 [thread overview]
Message-ID: <20200321094719.GA1856@ninjato> (raw)
In-Reply-To: <20200321040517.GA1315042@pek-khao-d2.corp.ad.wrs.com>
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> > I didn't get this trace on my ARM32 board (Renesas Lager). Anything more
> > I need to do besides activating those options and using i2c-dev?
>
> CONFIG_DEBUG_OBJECTS_FREE is also needed. I got this bug warning when running
> the OF unittest, so you may need to enable the following kernel options if you
> also want to reproduce this by using that.
> CONFIG_OF_UNITTEST
> CONFIG_OF_OVERLAY
Great! With all these config switches I could reproduce the error and
see it is gone with your patch (still two backtraces left, but this is
something else). Thanks for the heads up!
> Yes, there is a conflict with the latest kernel. Do I need to resend a new
> version?
Nope, it was trivial and I fixed it anyhow for my testing.
Thanks for doing it and for your patience!
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next prev parent reply other threads:[~2020-03-21 9:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20191011150014.28177-1-haokexin@gmail.com>
[not found] ` <20191125193204.GA14257@kunai>
2020-03-16 4:54 ` [PATCH] i2c: dev: Fix the race between the release of i2c_dev and cdev Kevin Hao
2020-03-20 18:01 ` Wolfram Sang
2020-03-21 4:05 ` Kevin Hao
2020-03-21 9:47 ` Wolfram Sang [this message]
2020-03-21 9:47 ` Wolfram Sang
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