Re: (subset) [PATCH 0/37] PCI/MSI: Enforce explicit IRQ vector management by removing devres auto-free
Manivannan Sadhasivam <[email protected]> Thu, 9 Jul 2026 07:43:19 +0200
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On Thu, Jul 09, 2026 at 07:40:53AM +0200, Manivannan Sadhasivam wrote: > > On Mon, 23 Feb 2026 23:29:39 +0800, Shawn Lin wrote: > > This patch series addresses a long-standing design issue in the PCI/MSI > > subsystem where the implicit, automatic management of IRQ vectors by > > the devres framework conflicts with explicit driver cleanup, creating > > ambiguity and potential resource management bugs. > > > > ==== The Problem: Implicit vs. Explicit Management ==== > > Historically, `pcim_enable_device()` not only manages standard PCI resources > > (BARs) via devres but also implicitly triggers automatic IRQ vector management > > by setting a flag that registers `pcim_msi_release()` as a cleanup action. > > > > [...] > > Applied, thanks! > > [13/37] bus: mhi: host: Replace pci_alloc_irq_vectors() with pcim_alloc_irq_vectors() > commit: 256995e80fcd39cab94eee8135dd90f6da6ac744 > Sorry, this is a mistake. This patch is not applied. - Mani -- மணிவண்ணன் சதாசிவம்