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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt8
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index bffb0caa3693..9871e649ffef 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1744,7 +1744,8 @@
merge
nomerge
soft
- pt [x86, IA-64]
+ pt [x86]
+ nopt [x86]
nobypass [PPC/POWERNV]
Disable IOMMU bypass, using IOMMU for PCI devices.
@@ -3041,8 +3042,9 @@
on: enable the feature
page_poison= [KNL] Boot-time parameter changing the state of
- poisoning on the buddy allocator.
- off: turn off poisoning
+ poisoning on the buddy allocator, available with
+ CONFIG_PAGE_POISONING=y.
+ off: turn off poisoning (default)
on: turn on poisoning
panic= [KNL] Kernel behaviour on panic: delay <timeout>
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