tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'irq_urgent_for_v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq fix from Borislav Petkov:

- Have msix_mask_all() check a global control which says whether MSI-X
masking should be done and thus make it usable on Xen-PV too

* tag 'irq_urgent_for_v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
PCI/MSI: Skip masking MSI-X on Xen PV

Linus Torvalds f20a2637 98d006eb

+3
+3
drivers/pci/msi.c
··· 776 776 u32 ctrl = PCI_MSIX_ENTRY_CTRL_MASKBIT; 777 777 int i; 778 778 779 + if (pci_msi_ignore_mask) 780 + return; 781 + 779 782 for (i = 0; i < tsize; i++, base += PCI_MSIX_ENTRY_SIZE) 780 783 writel(ctrl, base + PCI_MSIX_ENTRY_VECTOR_CTRL); 781 784 }