src/hotspot/os/aix/os_aix.cpp

rev 51957 : 8224221: add memprotect calls to event log
Reviewed-by: dholmes, mdoerr

@@ -2450,10 +2450,11 @@
   // This means if the memory was allocated using shmget/shmat, protection wont work
   // but mprotect will still return 0:
   //
   // See http://publib.boulder.ibm.com/infocenter/pseries/v5r3/index.jsp?topic=/com.ibm.aix.basetechref/doc/basetrf1/mprotect.htm
 
+  Events::log(NULL, "Protecting memory [" INTPTR_FORMAT "," INTPTR_FORMAT "] with protection modes %x", p2i(addr), p2i(addr+size), prot);
   bool rc = ::mprotect(addr, size, prot) == 0 ? true : false;
 
   if (!rc) {
     const char* const s_errno = os::errno_name(errno);
     warning("mprotect(" PTR_FORMAT "-" PTR_FORMAT ", 0x%X) failed (%s).", addr, addr + size, prot, s_errno);

@@ -2490,10 +2491,11 @@
           // a stack. It is an OS error.
           //
           // A valid strategy is just to try again. This usually works. :-/
 
           ::usleep(1000);
+          Events::log(NULL, "Protecting memory [" INTPTR_FORMAT "," INTPTR_FORMAT "] with protection modes %x", p2i(addr), p2i(addr+size), prot);
           if (::mprotect(addr, size, prot) == 0) {
             const bool read_protected_2 =
               (SafeFetch32((int*)addr, 0x12345678) == 0x12345678 &&
               SafeFetch32((int*)addr, 0x76543210) == 0x76543210) ? true : false;
             rc = true;