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From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
To: Mark Brown <broonie@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Heiko Stuebner <heiko@sntech.de>,
	Andy Yan <andy.yan@rock-chips.com>,
	kernel@collabora.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC] regmap: maple: Provide lockdep (sub)class for maple tree's internal lock
Date: Thu, 31 Oct 2024 18:47:42 +0200	[thread overview]
Message-ID: <cff230b1-cf19-4f19-8f93-e3cb2b3ed9b3@collabora.com> (raw)
In-Reply-To: <5e6291c5-06a6-490e-b4b0-18a6563d336f@sirena.org.uk>

On 10/31/24 4:29 PM, Mark Brown wrote:
> On Tue, Oct 29, 2024 at 11:50:12PM +0200, Cristian Ciocaltea wrote:
>> In some cases when using the maple tree register cache, the lockdep
>> validator might complain about invalid deadlocks:
> 
> This doesn't apply against current code, please check and resend.

It was based on next-20241028 which contained commit 49a85851b14c
("regcache: Store values more directly in maple trees"), but that seems to
have been dropped recently.

I've sent v2 [1], which applies cleanly on both v6.12-rc5 and
next-20241031.

Thanks,
Cristian

[1] https://lore.kernel.org/lkml/20241031-regmap-maple-lockdep-fix-v2-1-06a3710f3623@collabora.com/


  reply	other threads:[~2024-10-31 16:47 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-29 21:50 Cristian Ciocaltea
2024-10-31 14:29 ` Mark Brown
2024-10-31 16:47   ` Cristian Ciocaltea [this message]
2024-11-01 13:15 ` Mark Brown

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