Re: [PATCH] x86/PCI: Don't alloc pcibios-irq when MSI is enabled

[Joerg Roedel]

On Fri, Oct 23, 2015 at 10:02:11AM +0800, Jiang Liu wrote:
> 	There's another patch already merged into mainstream kernel,
> which solves this issue in another way by making use of
> pci_dev->match_driver flag. Please refer to:
> cbbc00be2ce3 ("iommu/amd: Prevent binding other PCI drivers to IOMMU PCI
> devices")
> 	So I think this patch is redundant now.

Yeah, it fixes the same problem already fixed by your match_driver fix.
But I think this fix makes still sense as it avoids that the problem can
reappear in the future with other drivers. Setting pci_dev->match_driver
could be easily forgotten when writing new code.


	Joerg

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