leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

tools/power turbostat: decode MSR_IA32_MISC_ENABLE only on Intel

Browse Source 
otherwise, turbostat bails on on AMD Opteron boxes:

turbostat: cpu26: msr offset 0x1a0 read failed: Input/output error

Reported-by: Kamil Kolakowski <kkolakow@redhat.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown
2017-06-23 20:45:54 -07:00
parent c91fc8519d
commit f26b151977
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
tools/power/x86/turbostat/turbostat.c
View File

@@ -3943,6 +3943,9 @@ void decode_misc_enable_msr(void)
{ {
unsigned long long msr; unsigned long long msr;
if (!genuine_intel)
return;
if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
base_cpu, msr, base_cpu, msr,