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authorMarc Zyngier <marc.zyngier@arm.com>2017-06-09 12:49:41 +0100
committerMarc Zyngier <marc.zyngier@arm.com>2017-06-15 09:45:01 +0100
commit182936eee7e6b1956881b51bc534a541dc71a101 (patch)
tree1d6bbaea62d09cdae15f1962fc57112a3e3650d4 /Documentation/admin-guide
parent9c7bfc288c71068ab323b802dba2eb87fd08b127 (diff)
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KVM: arm64: Enable GICv3 Group-1 sysreg trapping via command-line
Now that we're able to safely handle Group-1 sysreg access, let's give the user the opportunity to enable it by passing a specific command-line option (vgic_v3.group1_trap). Tested-by: Alexander Graf <agraf@suse.de> Acked-by: David Daney <david.daney@cavium.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Christoffer Dall <cdall@linaro.org> Signed-off-by: Christoffer Dall <cdall@linaro.org>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 15f79c27748d..42fe395be6c8 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1829,6 +1829,10 @@
for all guests.
Default is 1 (enabled) if in 64-bit or 32-bit PAE mode.
+ kvm-arm.vgic_v3_group1_trap=
+ [KVM,ARM] Trap guest accesses to GICv3 group-1
+ system registers
+
kvm-intel.ept= [KVM,Intel] Disable extended page tables
(virtualized MMU) support on capable Intel chips.
Default is 1 (enabled)
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