From: Wolfram Sang <wsa@kernel.org>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Jeff LaBundy <jeff@labundy.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] i2c: ensure timely release of driver-allocated resources
Date: Sat, 10 Apr 2021 22:01:15 +0200 [thread overview]
Message-ID: <20210410200115.GB2471@kunai> (raw)
In-Reply-To: <YFf1GFPephFxC0mC@google.com>
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On Sun, Mar 21, 2021 at 06:38:32PM -0700, Dmitry Torokhov wrote:
> More and more drivers rely on devres to manage their resources, however
> if bus' probe() and release() methods are not trivial and control some
> of resources as well (for example enable or disable clocks, or attach
> device to a power domain), we need to make sure that driver-allocated
> resources are released immediately after driver's remove() method
> returns, and not postponed until driver core gets around to releasing
> resources. To fix that we open a new devres group before calling
> driver's probe() and explicitly release it when we return from driver's
> remove().
>
> Tested-by: Jeff LaBundy <jeff@labundy.com>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Applied to for-next, thanks!
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prev parent reply other threads:[~2021-04-10 20:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-22 1:38 [PATCH] i2c: ensure timely release of driver-allocated resources Dmitry Torokhov
2021-04-10 20:01 ` Wolfram Sang [this message]
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