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--- base/trace_event/heap_profiler_allocation_context_tracker.cc.orig 2021-07-19 18:45:05 UTC
+++ base/trace_event/heap_profiler_allocation_context_tracker.cc
@@ -30,6 +30,10 @@
#include <sys/prctl.h>
#endif
+#if defined(OS_BSD)
+#include <pthread_np.h>
+#endif
+
namespace base {
namespace trace_event {
@@ -62,13 +66,23 @@ ThreadLocalStorage::Slot& AllocationContextTrackerTLS(
// with id. This function intentionally leaks the allocated strings since they
// are used to tag allocations even after the thread dies.
const char* GetAndLeakThreadName() {
- char name[16];
+#if defined(OS_BSD)
+ constexpr size_t kBufferLen = 64;
+#else
+ constexpr size_t kBufferLen = 16;
+#endif
+ char name[kBufferLen];
#if defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_ANDROID)
// If the thread name is not set, try to get it from prctl. Thread name might
// not be set in cases where the thread started before heap profiling was
// enabled.
int err = prctl(PR_GET_NAME, name);
if (!err) {
+ return strdup(name);
+ }
+#elif defined(OS_BSD) && __FreeBSD__ >= 12
+ pthread_get_name_np(pthread_self(), name, kBufferLen);
+ if (*name != '\0') {
return strdup(name);
}
#endif // defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_ANDROID)
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