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runtime: Check SMT=on/off only for P8 or lesser

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Set testCPUInfoTemplate to systems /proc/cpuinfo
and check if SMT is on/off only on P8 and lower
systems as Power 9 systems support virtualization
irrespective of SMT being on/off.

Fixes: #1114

Signed-off-by: Nitesh Konkar niteshkonkar@in.ibm.com
This commit is contained in:
Nitesh Konkar 2019-01-22 22:04:52 +05:30
parent 3a2c0a6506
commit c93aa53187
2 changed files with 23 additions and 104 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

116
cli/kata-check_data_ppc64le_test.go
View File

@ -5,110 +5,20 @@
package main
const testCPUInfoTemplate = `
processor : 0
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
import (
"github.com/sirupsen/logrus"
"io/ioutil"
)
processor : 8
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
var testCPUInfoTemplate = setTestCPUInfoTemplate()
processor : 16
cpu : POWER8E (raw), altivec supported
clock : 2360.000000MHz
revision : 2.1 (pvr 004b 0201)
func setTestCPUInfoTemplate() string {
processor : 24
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
var kataLog *logrus.Entry
content, err := ioutil.ReadFile("/proc/cpuinfo")
processor : 32
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 40
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 48
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 56
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 64
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 72
cpu : POWER8E (raw), altivec supported
clock : 3059.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 80
cpu : POWER8E (raw), altivec supported
clock : 2693.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 88
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 96
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 104
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 112
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 120
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 128
cpu : POWER8E (raw), altivec supported
clock : 3690.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 136
cpu : POWER8E (raw), altivec supported
clock : 2061.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 144
cpu : POWER8E (raw), altivec supported
clock : 2294.000000MHz
revision : 2.1 (pvr 004b 0201)
processor : 152
cpu : POWER8E (raw), altivec supported
clock : 2560.000000MHz
revision : 2.1 (pvr 004b 0201)
timebase : 512000000
platform : PowerNV
model : 8247-22L
machine : PowerNV 8247-22L
firmware : OPAL v3
`
if err != nil {
kataLog.WithError(err).Error("failed to read file /proc/cpuinfo")
}
return string(content)
}

11
cli/kata-check_ppc64le.go
View File

@ -12,6 +12,8 @@ import (
"github.com/kata-containers/runtime/pkg/katautils"
"github.com/sirupsen/logrus"
"regexp"
"strconv"
)
const (
@ -69,7 +71,14 @@ func hostIsVMContainerCapable(details vmContainerCapableDetails) error {
return err
}
if strings.Contains(text, "POWER8") {
ae := regexp.MustCompile("[0-9]+")
re := regexp.MustCompile("POWER[0-9]")
powerProcessor, err := strconv.Atoi(ae.FindString(re.FindString(text)))
if err != nil {
kataLog.WithError(err).Error("Failed to find Power Processor number from ", details.cpuInfoFile)
}
if powerProcessor <= 8 {
if !isSMTOff() {
return fmt.Errorf("SMT is not Off. %s", failMessage)
}