Commit-ID: 543d976fa2ebf5543bd07b5d487bf3a6144c0886 Gitweb: http://git.kernel.org/tip/543d976fa2ebf5543bd07b5d487bf3a6144c0886 Author: Adrian Hunter <[email protected]> AuthorDate: Mon, 2 Mar 2015 09:59:05 +0200 Committer: Arnaldo Carvalho de Melo <[email protected]> CommitDate: Mon, 2 Mar 2015 12:48:16 -0300
perf tools: Initialize cpu set in pthread_attr_setaffinity_np feature test Feature tests are compiled but not executed, however it might avoid a future uninitialized variable warning, so initialize the cpu set. Reported-by: Ingo Molnar <[email protected]> Signed-off-by: Adrian Hunter <[email protected]> Cc: H. Peter Anvin <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Stephane Eranian <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: [email protected] Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c b/tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c index 2b81b72..fdada5e 100644 --- a/tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c +++ b/tools/perf/config/feature-checks/test-pthread-attr-setaffinity-np.c @@ -1,5 +1,6 @@ #include <stdint.h> #include <pthread.h> +#include <sched.h> int main(void) { @@ -8,7 +9,8 @@ int main(void) cpu_set_t cs; pthread_attr_init(&thread_attr); - /* don't care abt exact args, just the API itself in libpthread */ + CPU_ZERO(&cs); + ret = pthread_attr_setaffinity_np(&thread_attr, sizeof(cs), &cs); return ret; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
