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| author |   Ben Hutchings <ben@decadent.org.uk> | 2017-04-11 00:29:44 +0100 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-04-13 14:51:10 +0200 |
| commit | 4cca0457686e4ee1677d69469e4ddfd94d389a80 (patch) | |
| tree | ee614f63444bee524de51295f9a0b78a0a85e6d0 /tools/power/cpupower/utils/helpers/cpuid.c | |
| parent | Merge branch 'turbostat' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux (diff) | |
| download | linux-dev-4cca0457686e4ee1677d69469e4ddfd94d389a80.tar.xz linux-dev-4cca0457686e4ee1677d69469e4ddfd94d389a80.zip | |
cpupower: Fix turbo frequency reporting for pre-Sandy Bridge cores
The switch that conditionally sets CPUPOWER_CAP_HAS_TURBO_RATIO and
CPUPOWER_CAP_IS_SNB flags is missing a break, so all cores get both
flags set and an assumed base clock of 100 MHz for turbo values.
Reported-by: GSR <gsr.bugs@infernal-iceberg.com>
Tested-by: GSR <gsr.bugs@infernal-iceberg.com>
References: https://bugs.debian.org/859978
Fixes: 8fb2e440b223 (cpupower: Show Intel turbo ratio support via ...)
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/power/cpupower/utils/helpers/cpuid.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/power/cpupower/utils/helpers/cpuid.c b/tools/power/cpupower/utils/helpers/cpuid.c index 93b0aa74ca03..39c2c7d067bb 100644 --- a/tools/power/cpupower/utils/helpers/cpuid.c +++ b/tools/power/cpupower/utils/helpers/cpuid.c @@ -156,6 +156,7 @@ out: */ case 0x2C: /* Westmere EP - Gulftown */ cpu_info->caps |= CPUPOWER_CAP_HAS_TURBO_RATIO; + break; case 0x2A: /* SNB */ case 0x2D: /* SNB Xeon */ case 0x3A: /* IVB */ |