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author | Marc Zyngier <marc.zyngier@arm.com> | 2017-06-09 13:49:46 +0200 |
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committer | Marc Zyngier <marc.zyngier@arm.com> | 2017-06-15 10:45:03 +0200 |
commit | e23f62f76acea232d4def5d4eb21709a2b575f14 (patch) | |
tree | 76bca23a065ddc730b24602a09c6ec69da6e8918 /Documentation/admin-guide | |
parent | KVM: arm64: vgic-v3: Enable trapping of Group-0 system registers (diff) | |
download | linux-e23f62f76acea232d4def5d4eb21709a2b575f14.tar.xz linux-e23f62f76acea232d4def5d4eb21709a2b575f14.zip |
KVM: arm64: Enable GICv3 Group-0 sysreg trapping via command-line
Now that we're able to safely handle Group-0 sysreg access, let's
give the user the opportunity to enable it by passing a specific
command-line option (vgic_v3.group0_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>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 42fe395be6c8..88bdc421351f 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_group0_trap= + [KVM,ARM] Trap guest accesses to GICv3 group-0 + system registers + kvm-arm.vgic_v3_group1_trap= [KVM,ARM] Trap guest accesses to GICv3 group-1 system registers |