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| author | Paolo Bonzini <pbonzini@redhat.com> | 2025-09-30 13:23:44 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2025-09-30 13:23:44 -0400 |
| commit | 6a137497178720da8f454c81d2e9fcebc3137b51 (patch) | |
| tree | 3ec241ebc92d382cab04d18fcd0fbbd4e0b52ef0 /arch/loongarch/kvm/vcpu.c | |
| parent | 924ccf1d093a0c688eba9da1adff9a290d7bd7d8 (diff) | |
| parent | 66e2d96b1c5875122bfb94239989d832ccf51477 (diff) | |
Merge tag 'loongarch-kvm-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.18
1. Add PTW feature detection on new hardware.
2. Add sign extension with kernel MMIO/IOCSR emulation.
3. Improve in-kernel IPI emulation.
4. Improve in-kernel PCH-PIC emulation.
5. Move kvm_iocsr tracepoint out of generic code.
Diffstat (limited to 'arch/loongarch/kvm/vcpu.c')
| -rw-r--r-- | arch/loongarch/kvm/vcpu.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/loongarch/kvm/vcpu.c b/arch/loongarch/kvm/vcpu.c index ce478151466c..9c802f7103c6 100644 --- a/arch/loongarch/kvm/vcpu.c +++ b/arch/loongarch/kvm/vcpu.c @@ -680,6 +680,8 @@ static int _kvm_get_cpucfg_mask(int id, u64 *v) *v |= CPUCFG2_ARMBT; if (cpu_has_lbt_mips) *v |= CPUCFG2_MIPSBT; + if (cpu_has_ptw) + *v |= CPUCFG2_PTW; return 0; case LOONGARCH_CPUCFG3: |