From: Thomas Gleixner <tglx@linutronix.de>
To: Johan Hovold <johan+linaro@kernel.org>, Marc Zyngier <maz@kernel.org>
Cc: x86@kernel.org, platform-driver-x86@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org,
linux-kernel@vger.kernel.org,
Johan Hovold <johan+linaro@kernel.org>
Subject: Re: [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking
Date: Fri, 09 Dec 2022 16:51:00 +0100 [thread overview]
Message-ID: <87o7scd197.ffs@tglx> (raw)
In-Reply-To: <20221209140150.1453-1-johan+linaro@kernel.org>
Johan!
On Fri, Dec 09 2022 at 15:01, Johan Hovold wrote:
> Parallel probing (e.g. due to asynchronous probing) of devices that
> share interrupts can currently result in two mappings for the same
> hardware interrupt to be created.
>
> This series fixes this mapping race and clean up the irqdomain locking
> so that in the end the global irq_domain_mutex is only used for managing
> the likewise global irq_domain_list, while domain operations (e.g.
> IRQ allocations) use per-domain (hierarchy) locking.
Can you please rebase that on top of:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
Thanks,
tglx
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Gleixner <tglx@linutronix.de>
To: Johan Hovold <johan+linaro@kernel.org>, Marc Zyngier <maz@kernel.org>
Cc: x86@kernel.org, platform-driver-x86@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org,
linux-kernel@vger.kernel.org,
Johan Hovold <johan+linaro@kernel.org>
Subject: Re: [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking
Date: Fri, 09 Dec 2022 16:51:00 +0100 [thread overview]
Message-ID: <87o7scd197.ffs@tglx> (raw)
In-Reply-To: <20221209140150.1453-1-johan+linaro@kernel.org>
Johan!
On Fri, Dec 09 2022 at 15:01, Johan Hovold wrote:
> Parallel probing (e.g. due to asynchronous probing) of devices that
> share interrupts can currently result in two mappings for the same
> hardware interrupt to be created.
>
> This series fixes this mapping race and clean up the irqdomain locking
> so that in the end the global irq_domain_mutex is only used for managing
> the likewise global irq_domain_list, while domain operations (e.g.
> IRQ allocations) use per-domain (hierarchy) locking.
Can you please rebase that on top of:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
Thanks,
tglx
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next prev parent reply other threads:[~2022-12-09 15:51 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-09 14:01 [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 01/19] irqdomain: Drop bogus fwspec-mapping error handling Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 02/19] irqdomain: Drop dead domain-name assignment Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 03/19] irqdomain: Drop leftover brackets Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:44 ` Philippe Mathieu-Daudé
2022-12-12 22:44 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 04/19] irqdomain: Fix association race Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 05/19] irqdomain: Fix disassociation race Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 06/19] irqdomain: Drop revmap mutex Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 07/19] irqdomain: Look for existing mapping only once Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 08/19] irqdomain: Refactor __irq_domain_alloc_irqs() Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 09/19] irqdomain: Fix mapping-creation race Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 10/19] irqdomain: Clean up irq_domain_push/pop_irq() Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:32 ` Philippe Mathieu-Daudé
2022-12-12 22:32 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 11/19] x86/ioapic: Use irq_domain_create_hierarchy() Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:37 ` Philippe Mathieu-Daudé
2022-12-12 22:37 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 12/19] x86/apic: " Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:41 ` Philippe Mathieu-Daudé
2022-12-12 22:41 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 13/19] irqchip/alpine-msi: Use irq_domain_add_hierarchy() Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:41 ` Philippe Mathieu-Daudé
2022-12-12 22:41 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 14/19] irqchip/gic-v2m: Use irq_domain_create_hierarchy() Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:42 ` Philippe Mathieu-Daudé
2022-12-12 22:42 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 15/19] irqchip/gic-v3-its: " Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-09 14:01 ` [PATCH v3 16/19] irqchip/gic-v3-mbi: " Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:42 ` Philippe Mathieu-Daudé
2022-12-12 22:42 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 17/19] irqchip/loongson-pch-msi: " Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:36 ` Philippe Mathieu-Daudé
2022-12-12 22:36 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 18/19] irqchip/mvebu-odmi: " Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 22:37 ` Philippe Mathieu-Daudé
2022-12-12 22:37 ` Philippe Mathieu-Daudé
2022-12-09 14:01 ` [PATCH v3 19/19] irqdomain: Switch to per-domain locking Johan Hovold
2022-12-09 14:01 ` Johan Hovold
2022-12-12 14:14 ` Thomas Gleixner
2022-12-12 14:14 ` Thomas Gleixner
2022-12-12 14:29 ` Johan Hovold
2022-12-12 14:29 ` Johan Hovold
2022-12-12 16:18 ` Thomas Gleixner
2022-12-12 16:18 ` Thomas Gleixner
2023-01-11 18:28 ` Thomas Gleixner
2023-01-11 18:28 ` Thomas Gleixner
2023-01-12 17:21 ` Johan Hovold
2023-01-12 17:21 ` Johan Hovold
2022-12-09 15:51 ` Thomas Gleixner [this message]
2022-12-09 15:51 ` [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking Thomas Gleixner
2022-12-09 16:16 ` Johan Hovold
2022-12-09 16:16 ` Johan Hovold
2022-12-09 19:53 ` Thomas Gleixner
2022-12-09 19:53 ` Thomas Gleixner
2022-12-15 9:31 ` Hsin-Yi Wang
2022-12-15 9:31 ` Hsin-Yi Wang
2023-01-16 13:53 ` Johan Hovold
2023-01-16 13:53 ` Johan Hovold
2022-12-20 3:30 ` [PATCH v3 0/19] " Mark-PK Tsai
2022-12-20 3:30 ` Mark-PK Tsai
2023-01-16 13:55 ` Johan Hovold
2023-01-16 13:55 ` Johan Hovold
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