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comparison 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
comparison
equal deleted inserted replaced
7432:0b3d19153cc6 7433:730cc4ddd550
253 const size_t size = 0) PRODUCT_RETURN; 253 const size_t size = 0) PRODUCT_RETURN;
254 254
255 static int vm_allocation_granularity(); 255 static int vm_allocation_granularity();
256 static char* reserve_memory(size_t bytes, char* addr = 0, 256 static char* reserve_memory(size_t bytes, char* addr = 0,
257 size_t alignment_hint = 0); 257 size_t alignment_hint = 0);
258 static char* reserve_memory_aligned(size_t size, size_t alignment);
258 static char* attempt_reserve_memory_at(size_t bytes, char* addr); 259 static char* attempt_reserve_memory_at(size_t bytes, char* addr);
259 static void split_reserved_memory(char *base, size_t size, 260 static void split_reserved_memory(char *base, size_t size,
260 size_t split, bool realloc); 261 size_t split, bool realloc);
261 static bool commit_memory(char* addr, size_t bytes, bool executable = false); 262 static bool commit_memory(char* addr, size_t bytes, bool executable = false);
262 static bool commit_memory(char* addr, size_t size, size_t alignment_hint, 263 static bool commit_memory(char* addr, size_t size, size_t alignment_hint,