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8013057: assert(_needs_gc || SafepointSynchronize::is_at_safepoint()) failed: only read at safepoint

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Detect mmap() commit failures in Linux and Solaris os::commit_memory() impls and call vm_exit_out_of_memory(). Add os::commit_memory_or_exit(). Also tidy up some NMT accounting and some mmap() return value checking.

Reviewed-by: zgu, stefank, dholmes, dsamersoff
This commit is contained in:
Daniel D. Daugherty 2013-06-13 11:16:38 -07:00
parent 718f3252f6
commit 72a51a0c44
18 changed files with 357 additions and 80 deletions
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4
hotspot/src/os/linux/vm/os_linux.hpp
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@ -76,6 +76,10 @@ class Linux {
static julong physical_memory() { return _physical_memory; }
static void initialize_system_info();
static int commit_memory_impl(char* addr, size_t bytes, bool exec);
static int commit_memory_impl(char* addr, size_t bytes,
size_t alignment_hint, bool exec);
static void set_glibc_version(const char *s) { _glibc_version = s; }
static void set_libpthread_version(const char *s) { _libpthread_version = s; }