OpenJDK / valhalla / valhalla10-old / hotspot
changeset 7336:6748f6322b92
8058715: stability issues when being launched as an embedded JVM via JNI
Summary: Use mmap call without MAP_FIXED so we avoid corrupting already allocated memory
Reviewed-by: coleenp, dsimms
| author | dbuck |
|---|---|
| date | Wed, 05 Nov 2014 23:37:17 -0800 |
| parents | 24d57d9d65af |
| children | 63efc89a7a7d |
| files | src/os_cpu/linux_x86/vm/os_linux_x86.cpp |
| diffstat | 1 files changed, 1 insertions(+), 1 deletions(-) [+] |
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--- a/src/os_cpu/linux_x86/vm/os_linux_x86.cpp Thu Nov 06 01:31:31 2014 +0000 +++ b/src/os_cpu/linux_x86/vm/os_linux_x86.cpp Wed Nov 05 23:37:17 2014 -0800 @@ -910,7 +910,7 @@ */ char* hint = (char*) (Linux::initial_thread_stack_bottom() - ((StackYellowPages + StackRedPages + 1) * page_size)); - char* codebuf = os::reserve_memory(page_size, hint); + char* codebuf = os::attempt_reserve_memory_at(page_size, hint); if ( (codebuf == NULL) || (!os::commit_memory(codebuf, page_size, true)) ) { return; // No matter, we tried, best effort. }