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From: Thomas Gleixner <tglx@linutronix.de>
To: brgl@bgdev.pl
Cc: linux-kernel@vger.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	Bartosz Golaszewski <brgl@bgdev.pl>,
	Marc Zyngier <marc.zyngier@arm.com>
Subject: Re: [PATCH 2/2] genirq: proc: fix a procfs entry leak
Date: Fri, 25 Aug 2023 10:11:16 +0200	[thread overview]
Message-ID: <873507cziz.ffs@tglx> (raw)
In-Reply-To: <CAMRc=Mfg52iqFKj0QMB55K5MCxhgPLbF-0WSRG0ktN3RbofMtQ@mail.gmail.com>

On Fri, Aug 25 2023 at 00:36, brgl@bgdev.pl wrote:
> On Thu, 24 Aug 2023 22:12:41 +0200, Thomas Gleixner <tglx@linutronix.de> said:
> Here a GPIO device - that is also an irq chip - is unbound (this is a testing
> module unbound during a test-case but it can be anything else, like an I2C
> expander for which the driver is unloaded) while some users called
> request_irq() on its interrupts (this is orthogonal to gpiod_get() and doesn't
> take a reference to the module, so nothing is stopping us from
> unloading it)

You just described the real problem in this sentence. So why are you
trying to cure a symptom?

Thanks,

        tglx



  reply	other threads:[~2023-08-25  8:11 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-14  9:36 [PATCH 0/2] genirq: don't leak handler procfs entries Bartosz Golaszewski
2023-08-14  9:36 ` [PATCH 1/2] genirq: proc: drop unused argument from unregister_handler_proc() Bartosz Golaszewski
2023-08-14  9:36 ` [PATCH 2/2] genirq: proc: fix a procfs entry leak Bartosz Golaszewski
2023-08-24 20:12   ` Thomas Gleixner
2023-08-25  7:36     ` brgl
2023-08-25  8:11       ` Thomas Gleixner [this message]
2023-08-25 11:01         ` Bartosz Golaszewski
2023-08-25 14:58           ` Thomas Gleixner
2023-08-25 17:08           ` Thomas Gleixner
2023-08-25 20:07             ` Bartosz Golaszewski
2023-08-26 15:08               ` Thomas Gleixner
2023-08-28 10:06                 ` Bartosz Golaszewski
2023-08-28 12:41                   ` Thomas Gleixner
2023-08-28 19:03                     ` Bartosz Golaszewski
2023-08-28 21:44                       ` Thomas Gleixner
2023-08-29  6:26                         ` Bartosz Golaszewski
2023-08-29  9:11                           ` Thomas Gleixner
2023-08-29 12:24                             ` Bartosz Golaszewski
2023-08-29 20:18                               ` Greg Kroah-Hartman
2023-08-29 22:29                               ` Thomas Gleixner
2023-09-06 14:54                                 ` Bartosz Golaszewski
2023-09-12 18:16                                   ` Thomas Gleixner
2023-09-15 19:50                                     ` Bartosz Golaszewski
2023-11-13 20:53                                       ` Bartosz Golaszewski
2023-11-14 12:27                                         ` Greg Kroah-Hartman
2023-11-14 13:25                                         ` Linus Walleij

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