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diff src/share/vm/runtime/os.hpp @ 7433:730cc4ddd550

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7173959: Jvm crashed during coherence exabus (tmb) testing Summary: Mapping of aligned memory needs to be MT safe. Also reviewed by: vitalyd@gmail.com Reviewed-by: dholmes, coleenp, zgu
author brutisso
date Mon, 17 Dec 2012 08:49:20 +0100
parents 6cb0d32b828b
children 989155e2d07a 203f64878aab
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--- a/src/share/vm/runtime/os.hpp	Wed Dec 12 12:07:32 2012 -0800
+++ b/src/share/vm/runtime/os.hpp	Mon Dec 17 08:49:20 2012 +0100
@@ -255,6 +255,7 @@
   static int    vm_allocation_granularity();
   static char*  reserve_memory(size_t bytes, char* addr = 0,
                                size_t alignment_hint = 0);
+  static char*  reserve_memory_aligned(size_t size, size_t alignment);
   static char*  attempt_reserve_memory_at(size_t bytes, char* addr);
   static void   split_reserved_memory(char *base, size_t size,
                                       size_t split, bool realloc);