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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt8
1 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index efc7aa7a0670..fc1fab76a6c8 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1716,7 +1716,8 @@
merge
nomerge
soft
- pt [x86, IA-64]
+ pt [x86]
+ nopt [x86]
nobypass [PPC/POWERNV]
Disable IOMMU bypass, using IOMMU for PCI devices.
@@ -4846,3 +4847,8 @@
xirc2ps_cs= [NET,PCMCIA]
Format:
<irq>,<irq_mask>,<io>,<full_duplex>,<do_sound>,<lockup_hack>[,<irq2>[,<irq3>[,<irq4>]]]
+
+ xhci-hcd.quirks [USB,KNL]
+ A hex value specifying bitmask with supplemental xhci
+ host controller quirks. Meaning of each bit can be
+ consulted in header drivers/usb/host/xhci.h.