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linux-cpupower-4.20-rc1

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This cpupower update for Linux 4.20-rc1 consists of fixes for bugs and
 compile warnings from Prarit Bhargava and Anders Roxell.
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Merge tag 'linux-cpupower-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux into pm-tools

Pull cpupower utility changes for 4.20 from Shuah Khan:

"This cpupower update consists of fixes for bugs and compile warnings
 from Prarit Bhargava and Anders Roxell."

* tag 'linux-cpupower-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux:
  cpupower: Fix coredump on VMWare
  cpupower: Fix AMD Family 0x17 msr_pstate size
  cpupower: remove stringop-truncation waring
This commit is contained in:
Rafael J. Wysocki 2018-10-16 10:10:35 +02:00
commit 9a69e3ac41
3 changed files with 9 additions and 2 deletions
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2
tools/power/cpupower/bench/parse.c
View File

@ -145,7 +145,7 @@ struct config *prepare_default_config()
config->cpu = 0;
config->prio = SCHED_HIGH;
config->verbose = 0;
strncpy(config->governor, "ondemand", 8);
strncpy(config->governor, "ondemand", sizeof(config->governor));
config->output = stdout;

2
tools/power/cpupower/utils/cpufreq-info.c
View File

@ -200,6 +200,8 @@ static int get_boost_mode(unsigned int cpu)
printf(_(" Boost States: %d\n"), b_states);
printf(_(" Total States: %d\n"), pstate_no);
for (i = 0; i < pstate_no; i++) {
if (!pstates[i])
continue;
if (i < b_states)
printf(_(" Pstate-Pb%d: %luMHz (boost state)"
"\n"), i, pstates[i]);

7
tools/power/cpupower/utils/helpers/amd.c
View File

@ -33,7 +33,7 @@ union msr_pstate {
unsigned vid:8;
unsigned iddval:8;
unsigned idddiv:2;
unsigned res1:30;
unsigned res1:31;
unsigned en:1;
} fam17h_bits;
unsigned long long val;
@ -119,6 +119,11 @@ int decode_pstates(unsigned int cpu, unsigned int cpu_family,
}
if (read_msr(cpu, MSR_AMD_PSTATE + i, &pstate.val))
return -1;
if ((cpu_family == 0x17) && (!pstate.fam17h_bits.en))
continue;
else if (!pstate.bits.en)
continue;
pstates[i] = get_cof(cpu_family, pstate);
}
*no = i;