diff options
| author |   Marc Zyngier <marc.zyngier@arm.com> | 2017-06-09 12:49:54 +0100 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2017-06-15 09:45:06 +0100 |
| commit | 2873b5082c5fbe2037f12e8d2abc8ad8f8d82a1b (patch) | |
| tree | 479bca26e1ee39dcc70b63adfa2f71e4a696cba8 /virt | |
| parent | KVM: arm64: Enable GICv3 common sysreg trapping via command-line (diff) | |
| download | linux-dev-2873b5082c5fbe2037f12e8d2abc8ad8f8d82a1b.tar.xz linux-dev-2873b5082c5fbe2037f12e8d2abc8ad8f8d82a1b.zip | |
KVM: arm64: vgic-v3: Log which GICv3 system registers are trapped
In order to facilitate debug, let's log which class of GICv3 system
registers are trapped.
Tested-by: Alexander Graf <agraf@suse.de>
Acked-by: David Daney <david.daney@cavium.com>
Acked-by: Christoffer Dall <cdall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-v3.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c index 91cf8b4f01f1..96ea597db0e7 100644 --- a/virt/kvm/arm/vgic/vgic-v3.c +++ b/virt/kvm/arm/vgic/vgic-v3.c @@ -518,7 +518,10 @@ int vgic_v3_probe(const struct gic_kvm_info *info) #endif if (group0_trap || group1_trap || common_trap) { - kvm_info("GICv3 sysreg trapping enabled (reduced performance)\n"); + kvm_info("GICv3 sysreg trapping enabled ([%s%s%s], reduced performance)\n", + group0_trap ? "G0" : "", + group1_trap ? "G1" : "", + common_trap ? "C" : ""); static_branch_enable(&vgic_v3_cpuif_trap); } |