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afl-gotcpu disable thread_affinity api on macos arm64.

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David CARLIER
2023-01-11 21:22:23 +00:00
parent e4ff0ebd56
commit e4b7c4e6c9
1 changed files with 6 additions and 1 deletions
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7
src/afl-gotcpu.c
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@ -174,7 +174,12 @@ int main(int argc, char **argv) {
if (c == NULL) PFATAL("cpuset_create failed"); if (c == NULL) PFATAL("cpuset_create failed");
cpuset_set(i, c); cpuset_set(i, c);
#elif defined(__APPLE__) #elif defined(__APPLE__) && defined(__x86_64__)
// the api is not workable on arm64, core's principle
// differs significantly hive of core per type vs individual ones.
// Possible TODO: For arm64 is to slightly change the meaning
// of gotcpu since it makes no sense on this platform
// but rather just displaying current policy ?
thread_affinity_policy_data_t c = {i}; thread_affinity_policy_data_t c = {i};
thread_port_t native_thread = pthread_mach_thread_np(pthread_self()); thread_port_t native_thread = pthread_mach_thread_np(pthread_self());
if (thread_policy_set(native_thread, THREAD_AFFINITY_POLICY, if (thread_policy_set(native_thread, THREAD_AFFINITY_POLICY,