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s390/pci: add parameter to force floating irqs

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Provide a kernel parameter to force the usage of floating interrupts.

Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott
2019-02-26 16:07:32 +01:00
committed by Martin Schwidefsky
parent 07e3ec3acb
commit fbfe07d440
4 changed files with 10 additions and 0 deletions
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Documentation/admin-guide/kernel-parameters.txt
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@@ -3394,6 +3394,7 @@
bridges without forcing it upstream. Note:
this removes isolation between devices and
may put more devices in an IOMMU group.
force_floating [S390] Force usage of floating interrupts.
pcie_aspm= [PCIE] Forcibly enable or disable PCIe Active State Power
Management.