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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-02-12 12:41:20 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-02-12 12:41:20 -0300 |
| commit | 391df72fbd144878e2f905d86f1e9a85a059216a (patch) | |
| tree | b769f9def95d3d92d566a6844ad0f4d4fba8b351 /tools/arch | |
| parent | 71dd65289793df31e9f10c6b112e5e32dfd89c1d (diff) | |
| download | linux-stable-391df72fbd144878e2f905d86f1e9a85a059216a.tar.gz linux-stable-391df72fbd144878e2f905d86f1e9a85a059216a.tar.bz2 linux-stable-391df72fbd144878e2f905d86f1e9a85a059216a.zip | |
tools headers kvm: Sync kvm headers with the kernel sources
To pick up the changes from:
290a6bb06de9 ("arm64: KVM: Add UAPI notes for swapped registers")
No tools changes are caused by this.
This addresses these tools/perf build warnings:
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andrew Jones <drjones@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/arch')
| -rw-r--r-- | tools/arch/arm64/include/uapi/asm/kvm.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h index 820e5751ada7..ba85bb23f060 100644 --- a/tools/arch/arm64/include/uapi/asm/kvm.h +++ b/tools/arch/arm64/include/uapi/asm/kvm.h @@ -220,10 +220,18 @@ struct kvm_vcpu_events { #define KVM_REG_ARM_PTIMER_CVAL ARM64_SYS_REG(3, 3, 14, 2, 2) #define KVM_REG_ARM_PTIMER_CNT ARM64_SYS_REG(3, 3, 14, 0, 1) -/* EL0 Virtual Timer Registers */ +/* + * EL0 Virtual Timer Registers + * + * WARNING: + * KVM_REG_ARM_TIMER_CVAL and KVM_REG_ARM_TIMER_CNT are not defined + * with the appropriate register encodings. Their values have been + * accidentally swapped. As this is set API, the definitions here + * must be used, rather than ones derived from the encodings. + */ #define KVM_REG_ARM_TIMER_CTL ARM64_SYS_REG(3, 3, 14, 3, 1) -#define KVM_REG_ARM_TIMER_CNT ARM64_SYS_REG(3, 3, 14, 3, 2) #define KVM_REG_ARM_TIMER_CVAL ARM64_SYS_REG(3, 3, 14, 0, 2) +#define KVM_REG_ARM_TIMER_CNT ARM64_SYS_REG(3, 3, 14, 3, 2) /* KVM-as-firmware specific pseudo-registers */ #define KVM_REG_ARM_FW (0x0014 << KVM_REG_ARM_COPROC_SHIFT) |