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authorMichael Pratt <mpratt@google.com>2019-02-19 14:57:11 -0800
committerShentubot <shentubot@google.com>2019-02-19 14:58:12 -0800
commitfd50504a3a7e5747c7ef459ef316b43dfc866841 (patch)
treecb16711268974f6dfabe809d6b2ddcf90ea6b7bc /pkg/cpuid
parentbb47d8a545f82849f637c480459109e16be336cf (diff)
Rename "rdt" to "rdt_a"
The final merged patch in Linux 4.10, 4ab1586488cb56ed8728e54c4157cc38646874d9 ("x86/cpufeature: Add RDT CPUID feature bits") named this feature "rdt_a". Earlier patch sets had named this "rdt". PiperOrigin-RevId: 234680481 Change-Id: I0cc968201ec9a2825701405e207994a7331322b7
Diffstat (limited to 'pkg/cpuid')
-rw-r--r--pkg/cpuid/cpuid.go2
-rw-r--r--pkg/cpuid/cpuid_parse_test.go9
2 files changed, 8 insertions, 3 deletions
diff --git a/pkg/cpuid/cpuid.go b/pkg/cpuid/cpuid.go
index 541715877..9b296eb3e 100644
--- a/pkg/cpuid/cpuid.go
+++ b/pkg/cpuid/cpuid.go
@@ -338,7 +338,7 @@ var x86FeatureStrings = map[Feature]string{
X86FeatureRTM: "rtm",
X86FeatureCQM: "cqm",
X86FeatureMPX: "mpx",
- X86FeatureRDT: "rdt",
+ X86FeatureRDT: "rdt_a",
X86FeatureAVX512F: "avx512f",
X86FeatureAVX512DQ: "avx512dq",
X86FeatureRDSEED: "rdseed",
diff --git a/pkg/cpuid/cpuid_parse_test.go b/pkg/cpuid/cpuid_parse_test.go
index 88e75c110..17cd43a1e 100644
--- a/pkg/cpuid/cpuid_parse_test.go
+++ b/pkg/cpuid/cpuid_parse_test.go
@@ -101,6 +101,11 @@ func TestHostFeatureFlags(t *testing.T) {
// SDBG only exposed in
// b1c599b8ff80ea79b9f8277a3f9f36a7b0cfedce (4.3).
continue
+ // Block 2.
+ case f == X86FeatureRDT && (major < 4 || major == 4 && minor < 10):
+ // RDT only exposed in
+ // 4ab1586488cb56ed8728e54c4157cc38646874d9 (4.10).
+ continue
// Block 3.
case f == X86FeatureAVX512VBMI && (major < 4 || major == 4 && minor < 10):
// AVX512VBMI only exposed in
@@ -111,8 +116,8 @@ func TestHostFeatureFlags(t *testing.T) {
// 3522c2a6a4f341058b8291326a945e2a2d2aaf55 (4.15).
continue
case f == X86FeaturePKU && (major < 4 || major == 4 && minor < 9):
- // PKU only exposed in dfb4a70f20c5b3880da56ee4c9484bdb4e8f1e65
- // (4.9).
+ // PKU only exposed in
+ // dfb4a70f20c5b3880da56ee4c9484bdb4e8f1e65 (4.9).
continue
// Block 4.
case f == X86FeatureXSAVES && (major < 4 || major == 4 && minor < 8):