diff options
| author | Marc Zyngier <maz@kernel.org> | 2024-02-14 16:18:27 +0300 |
|---|---|---|
| committer | Oliver Upton <oliver.upton@linux.dev> | 2024-02-19 20:13:02 +0300 |
| commit | 891766581deaf84919911c6a046592ce0ac49bc6 (patch) | |
| tree | 80303fa6738486ea83f9fab209285e1b8fc0126a /arch/arm64/include | |
| parent | b80b701d5a67d07f4df4a21e09cb31f6bc1feeca (diff) | |
| download | linux-891766581deaf84919911c6a046592ce0ac49bc6.tar.xz | |
KVM: arm64: Add debugfs file for guest's ID registers
Debugging ID register setup can be a complicated affair. Give the
kernel hacker a way to dump that state in an easy to parse way.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20240214131827.2856277-27-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 3feabde9c926..181fef12e8e8 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -319,6 +319,9 @@ struct kvm_arch { /* PMCR_EL0.N value for the guest */ u8 pmcr_n; + /* Iterator for idreg debugfs */ + u8 idreg_debugfs_iter; + /* Hypercall features firmware registers' descriptor */ struct kvm_smccc_features smccc_feat; struct maple_tree smccc_filter; |