From: Thomas Gleixner <tglx@linutronix.de>
To: Marc Zyngier <maz@kernel.org>,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: "Toan Le" <toan@os.amperecomputing.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Manivannan Sadhasivam" <mani@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>
Subject: Re: [PATCH 01/12] genirq: Teach handle_simple_irq() to resend an in-progress interrupt
Date: Thu, 03 Jul 2025 18:29:06 +0200 [thread overview]
Message-ID: <87y0t5tezx.ffs@tglx> (raw)
In-Reply-To: <20250628173005.445013-2-maz@kernel.org>
On Sat, Jun 28 2025 at 18:29, Marc Zyngier wrote:
> It appears that the defect outlined in 9c15eeb5362c4 ("genirq: Allow
> fasteoi handler to resend interrupts on concurrent handling") also
> affects some other less stellar MSI controllers, this time using
> the handle_simple_irq() flow.
>
> Teach this flow about irqd_needs_resend_when_in_progress(). Given
> the invasive nature of this workaround, only this flow is updated.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
As I have no conflicting changes pending in this area, this can go
through the PCI tree along with the rest of this lot. Therefore:
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Thanks,
tglx
next prev parent reply other threads:[~2025-07-03 21:00 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-28 17:29 [PATCH 00/12] PCI: xgene: Fix and simplify the MSI driver Marc Zyngier
2025-06-28 17:29 ` [PATCH 01/12] genirq: Teach handle_simple_irq() to resend an in-progress interrupt Marc Zyngier
2025-07-03 16:29 ` Thomas Gleixner [this message]
2025-06-28 17:29 ` [PATCH 02/12] PCI: xgene: Defer probing if the MSI widget driver hasn't probed yet Marc Zyngier
2025-06-28 17:29 ` [PATCH 03/12] PCI: xgene: Drop useless conditional compilation Marc Zyngier
2025-06-28 17:29 ` [PATCH 04/12] PCI: xgene: Drop XGENE_PCIE_IP_VER_UNKN Marc Zyngier
2025-06-28 17:29 ` [PATCH 05/12] PCI: xgene-msi: Make per-CPU interrupt setup robust Marc Zyngier
2025-06-28 17:29 ` [PATCH 06/12] PCI: xgene-msi: Drop superfluous fields from xgene_msi structure Marc Zyngier
2025-06-28 17:30 ` [PATCH 07/12] PCI: xgene-msi: Use device-managed memory allocations Marc Zyngier
2025-06-28 17:30 ` [PATCH 08/12] PCI: xgene-msi: Get rid of intermediate tracking structure Marc Zyngier
2025-07-07 15:22 ` Lorenzo Pieralisi
2025-07-08 14:46 ` Marc Zyngier
2025-06-28 17:30 ` [PATCH 09/12] PCI: xgene-msi: Sanitise MSI allocation and affinity setting Marc Zyngier
2025-07-07 14:57 ` Lorenzo Pieralisi
2025-07-08 14:41 ` Marc Zyngier
2025-06-28 17:30 ` [PATCH 10/12] PCI: xgene-msi: Resend an MSI racing with itself on a different CPU Marc Zyngier
2025-06-28 17:30 ` [PATCH 11/12] PCI: xgene-msi: Probe as a standard platform driver Marc Zyngier
2025-06-28 17:30 ` [PATCH 12/12] PCI: xgene-msi: Restructure handler setup/teardown Marc Zyngier
2025-07-07 11:14 ` Lorenzo Pieralisi
2025-07-07 15:58 ` Marc Zyngier
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