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0701c53e46
When we create a generic MSI domain, that MSI_FLAG_USE_DEF_CHIP_OPS is set, and that any of .mask or .unmask are NULL in the irq_chip structure, we set them to pci_msi_[un]mask_irq. This is a bad idea for at least two reasons: - PCI_MSI might not be selected, kernel fails to build (yes, this is legitimate, at least on arm64!) - This may not be a PCI/MSI domain at all (platform MSI, for example) Either way, this looks wrong. Move the overriding of mask/unmask to the PCI counterpart, and panic is any of these two methods is not set in the core code (they really should be present). Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Cc: Jiang Liu <jiang.liu@linux.intel.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Link: http://lkml.kernel.org/r/1444760085-27857-1-git-send-email-marc.zyngier@arm.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de> |
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.. | ||
host | ||
hotplug | ||
pcie | ||
access.c | ||
ats.c | ||
bus.c | ||
host-bridge.c | ||
hotplug-pci.c | ||
htirq.c | ||
iov.c | ||
irq.c | ||
Kconfig | ||
Makefile | ||
msi.c | ||
of.c | ||
pci-acpi.c | ||
pci-driver.c | ||
pci-label.c | ||
pci-stub.c | ||
pci-sysfs.c | ||
pci.c | ||
pci.h | ||
probe.c | ||
proc.c | ||
quirks.c | ||
remove.c | ||
rom.c | ||
search.c | ||
setup-bus.c | ||
setup-irq.c | ||
setup-res.c | ||
slot.c | ||
syscall.c | ||
vc.c | ||
vpd.c | ||
xen-pcifront.c |