diff options
| author | Paul Davis <paul@linuxaudiosystems.com> | 2011-02-08 19:52:50 +0000 |
|---|---|---|
| committer | Paul Davis <paul@linuxaudiosystems.com> | 2011-02-08 19:52:50 +0000 |
| commit | ce9035388b804a854c02ac60cc9c5e33e35ab28c (patch) | |
| tree | c34de778e7d672c9f160dd080a1488091755b616 /tools/sanity_check | |
| parent | cc074c66fabd3fb28f8387b64f58e6d49206f122 (diff) | |
fix bad comparison of possible frequency scaling governor values
git-svn-id: svn://localhost/ardour2/branches/3.0@8776 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'tools/sanity_check')
| -rw-r--r-- | tools/sanity_check/systemtest.cpp | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/tools/sanity_check/systemtest.cpp b/tools/sanity_check/systemtest.cpp index 0a8cae2d5f..c82167fa16 100644 --- a/tools/sanity_check/systemtest.cpp +++ b/tools/sanity_check/systemtest.cpp @@ -108,27 +108,27 @@ int system_uses_frequencyscaling() { char filename[256], buf[256]; while (!done) { - (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", cpu); - if (0<read_string(filename, buf, 256)) { - if ((0!=strcmp("performance", buf)) && - (0!=strcmp("powersafe", buf))) { - // So it's neither the "performance" nor the "powersafe" governor - (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_min_freq", cpu); - if (read_int(filename, &min)) { - (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_max_freq", cpu); - if (read_int(filename, &max)) { - if (min!=max) { - // wrong governor AND different frequency limits -> scaling - return 1; - } - } - } - } - } else { - // couldn't open file -> no more cores - done = 1; - } - cpu++; + (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", cpu); + if (0<read_string(filename, buf, 256)) { + if ((0!=strncmp("performance", buf, 11)) && + (0!=strncmp("powersafe", buf, 9))) { + // So it's neither the "performance" nor the "powersafe" governor + (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_min_freq", cpu); + if (read_int(filename, &min)) { + (void) snprintf(filename, 256, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_max_freq", cpu); + if (read_int(filename, &max)) { + if (min!=max) { + // wrong governor AND different frequency limits -> scaling + return 1; + } + } + } + } + } else { + // couldn't open file -> no more cores + done = 1; + } + cpu++; } // couldn't find anything that points to scaling |