update ceph source to reef 18.1.2

[ceph.git] / ceph / src / rocksdb / port / stack_trace.h

diff --git a/ceph/src/rocksdb/port/stack_trace.h b/ceph/src/rocksdb/port/stack_trace.h
index b3474ca3e02b869bdd35bbd4a9360d1cffd64e0d..5b3bf93205abd815c84f24b0acb2f9a1510f30e0 100644 (file)
--- a/ceph/src/rocksdb/port/stack_trace.h
+++ b/ceph/src/rocksdb/port/stack_trace.h
@@ -12,7 +12,10 @@ namespace port {
 
 // Install a signal handler to print callstack on the following signals:
 // SIGILL SIGSEGV SIGBUS SIGABRT
-// Currently supports linux only. No-op otherwise.
+// And also (Linux ony for now) overrides security settings to allow outside
+// processes to attach to this one as a debugger. ONLY USE FOR NON-SECURITY
+// CRITICAL PROCESSES such as unit tests or benchmarking tools.
+// Currently supports only some POSIX implementations. No-op otherwise.
 void InstallStackTraceHandler();
 
 // Prints stack, skips skip_first_frames frames