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| author | Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com> | 2021-01-11 12:07:54 +0000 |
|---|---|---|
| committer | Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com> | 2021-01-11 12:07:54 +0000 |
| commit | 3d99c47ffcad87e2d59b8ef6615d36b5d67dd76b (patch) | |
| tree | 33bc36fe6a7cd18e0e7100b00e9bd87fbd1433a4 /virt | |
| parent | 25100dfc5e6c59f35ca8d3f777c89dec040115b9 (diff) | |
| parent | 42af416d71462a72b02ba6ac632c8dcb9ce729a0 (diff) | |
Merge tag 'v5.4.81' into 5.4-2.3.x-imx
This is the 5.4.81 stable release
Conflicts (manual resolve):
- drivers/tee/optee/call.c:
Drop commit e0238fcd9f3a0 ("MLK-21698: tee:optee: fix shared memory
page attribute checks") from NXP in favor of 0e467f6af99f ("optee:
add writeback to valid memory type") from upstream as including the
WT-marked memory blocks is not compatible with OP-TEE design.
Link:
https://lore.kernel.org/lkml/AM6PR06MB4691D4988AC57DD24424D40CA6F30@AM6PR06MB4691.eurprd06.prod.outlook.com/
Signed-off-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-mmio-v3.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/virt/kvm/arm/vgic/vgic-mmio-v3.c b/virt/kvm/arm/vgic/vgic-mmio-v3.c index 4c5909e38f78..b1e639ea22e9 100644 --- a/virt/kvm/arm/vgic/vgic-mmio-v3.c +++ b/virt/kvm/arm/vgic/vgic-mmio-v3.c @@ -223,6 +223,23 @@ static unsigned long vgic_mmio_read_v3r_typer(struct kvm_vcpu *vcpu, return extract_bytes(value, addr & 7, len); } +static unsigned long vgic_uaccess_read_v3r_typer(struct kvm_vcpu *vcpu, + gpa_t addr, unsigned int len) +{ + unsigned long mpidr = kvm_vcpu_get_mpidr_aff(vcpu); + int target_vcpu_id = vcpu->vcpu_id; + u64 value; + + value = (u64)(mpidr & GENMASK(23, 0)) << 32; + value |= ((target_vcpu_id & 0xffff) << 8); + + if (vgic_has_its(vcpu->kvm)) + value |= GICR_TYPER_PLPIS; + + /* reporting of the Last bit is not supported for userspace */ + return extract_bytes(value, addr & 7, len); +} + static unsigned long vgic_mmio_read_v3r_iidr(struct kvm_vcpu *vcpu, gpa_t addr, unsigned int len) { @@ -528,8 +545,9 @@ static const struct vgic_register_region vgic_v3_rd_registers[] = { REGISTER_DESC_WITH_LENGTH(GICR_IIDR, vgic_mmio_read_v3r_iidr, vgic_mmio_write_wi, 4, VGIC_ACCESS_32bit), - REGISTER_DESC_WITH_LENGTH(GICR_TYPER, - vgic_mmio_read_v3r_typer, vgic_mmio_write_wi, 8, + REGISTER_DESC_WITH_LENGTH_UACCESS(GICR_TYPER, + vgic_mmio_read_v3r_typer, vgic_mmio_write_wi, + vgic_uaccess_read_v3r_typer, vgic_mmio_uaccess_write_wi, 8, VGIC_ACCESS_64bit | VGIC_ACCESS_32bit), REGISTER_DESC_WITH_LENGTH(GICR_WAKER, vgic_mmio_read_raz, vgic_mmio_write_wi, 4, |