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| author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2020-03-05 14:45:32 -0800 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-03-20 14:46:22 +0200 |
| commit | 070fdea13d4ba3ba6ae5a239fe334947921a1b9f (patch) | |
| tree | 7c3bcf29cf01d2d6e2bb691cf26590dc3eea7b5d /tools/power | |
| parent | fe6fb2165ade451d7a354787a8e4f00fa5bd3e44 (diff) | |
| download | linux-070fdea13d4ba3ba6ae5a239fe334947921a1b9f.tar.gz | |
tools/power/x86/intel-speed-select: Show error for invalid CPUs in the options
When --cpu or -c is used to specify target CPUs and non of them are valid,
display error.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-config.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index 7a8a315ac8d1..386791aaeca1 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -425,7 +425,7 @@ static void for_each_online_target_cpu_in_set( void (*callback)(int, void *, void *, void *, void *), void *arg1, void *arg2, void *arg3, void *arg4) { - int i; + int i, found = 0; for (i = 0; i < topo_max_cpus; ++i) { int online; @@ -439,9 +439,14 @@ static void for_each_online_target_cpu_in_set( online = 1; /* online entry for CPU 0 needs some special configs */ - if (online && callback) + if (online && callback) { callback(i, arg1, arg2, arg3, arg4); + found = 1; + } } + + if (!found) + fprintf(stderr, "No valid CPU in the list\n"); } #define BITMASK_SIZE 32 |