From: "Marek Behún" <kabel@kernel.org>
To: "Pali Rohár" <pali@kernel.org>
Cc: "Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Hajo Noerenberg" <hajo-linux-bugzilla@noerenberg.de>,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] PCI: mvebu: Dispose INTx irqs prior to removing INTx domain
Date: Mon, 11 Jul 2022 13:44:18 +0200 [thread overview]
Message-ID: <20220711134418.69f20344@thinkpad> (raw)
In-Reply-To: <20220709161858.15031-1-pali@kernel.org>
On Sat, 9 Jul 2022 18:18:58 +0200
Pali Rohár <pali@kernel.org> wrote:
> Documentation for irq_domain_remove() says that all mapping within the
> domain must be disposed prior to domain remove.
>
> Currently INTx irqs are not disposed in pci-mvebu.c device unbind callback
> which cause that kernel crashes after unloading driver and trying to read
> /sys/kernel/debug/irq/irqs/<num> or /proc/interrupts.
>
> Fixes: ec075262648f ("PCI: mvebu: Implement support for legacy INTx interrupts")
> Reported-by: Hajo Noerenberg <hajo-linux-bugzilla@noerenberg.de>
> Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Marek Behún <kabel@kernel.org>
next prev parent reply other threads:[~2022-07-11 11:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-09 16:18 [PATCH] PCI: mvebu: Dispose INTx irqs prior to removing INTx domain Pali Rohár
2022-07-10 0:14 ` Pali Rohár
2022-08-09 1:26 ` Jianjun Wang
2022-07-11 11:44 ` Marek Behún [this message]
2022-08-08 18:44 ` Pali Rohár
2022-08-09 2:00 ` Bjorn Helgaas
2022-08-09 13:39 ` Pali Rohár
2022-08-25 13:43 ` Lorenzo Pieralisi
2022-08-29 9:54 ` Lorenzo Pieralisi
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