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| author |   Marc Zyngier <maz@kernel.org> | 2021-10-10 16:09:09 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-10-17 11:06:36 +0100 |
| commit | f87ab682722299cddf8cf5f7bc17053d70300ee0 (patch) | |
| tree | fbc790e87faa4d202f58dc54a6d5b518d3ab80c9 /arch/arm64/kvm/hyp/vgic-v3-sr.c | |
| parent | KVM: arm64: vgic-v3: Reduce common group trapping to ICV_DIR_EL1 when possible (diff) | |
| download | linux-dev-f87ab682722299cddf8cf5f7bc17053d70300ee0.tar.xz linux-dev-f87ab682722299cddf8cf5f7bc17053d70300ee0.zip | |
KVM: arm64: vgic-v3: Don't advertise ICC_CTLR_EL1.SEIS
Since we are trapping all sysreg accesses when ICH_VTR_EL2.SEIS
is set, and that we never deliver an SError when emulating
any of the GICv3 sysregs, don't advertise ICC_CTLR_EL1.SEIS.
Reviewed-by: Alexandru Elisei <alexandru.elisei@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211010150910.2911495-5-maz@kernel.org
Diffstat (limited to 'arch/arm64/kvm/hyp/vgic-v3-sr.c')
| -rw-r--r-- | arch/arm64/kvm/hyp/vgic-v3-sr.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm64/kvm/hyp/vgic-v3-sr.c b/arch/arm64/kvm/hyp/vgic-v3-sr.c index 39f8f7f9227c..b3b50de496a3 100644 --- a/arch/arm64/kvm/hyp/vgic-v3-sr.c +++ b/arch/arm64/kvm/hyp/vgic-v3-sr.c @@ -987,8 +987,6 @@ static void __vgic_v3_read_ctlr(struct kvm_vcpu *vcpu, u32 vmcr, int rt) val = ((vtr >> 29) & 7) << ICC_CTLR_EL1_PRI_BITS_SHIFT; /* IDbits */ val |= ((vtr >> 23) & 7) << ICC_CTLR_EL1_ID_BITS_SHIFT; - /* SEIS */ - val |= ((vtr >> 22) & 1) << ICC_CTLR_EL1_SEIS_SHIFT; /* A3V */ val |= ((vtr >> 21) & 1) << ICC_CTLR_EL1_A3V_SHIFT; /* EOImode */ |