8009614: nsk/split_verifier/stress/ifelse/ifelse002_30 fails with 'assert((size & (granularity - 1)) == 0) failed: size not aligned to os::vm_allocation_granularity()

Align up vm allocation size to os defined granularity

Reviewed-by: dholmes, coleenp
This commit is contained in:
Zhengyu Gu 2013-03-15 11:53:28 -04:00
parent be1b5fc17e
commit 10a02b0e2c

View File

@ -334,6 +334,9 @@ class VirtualSpaceNode : public CHeapObj<mtClass> {
// byte_size is the size of the associated virtualspace.
VirtualSpaceNode::VirtualSpaceNode(size_t byte_size) : _top(NULL), _next(NULL), _rs(0) {
// align up to vm allocation granularity
byte_size = align_size_up(byte_size, os::vm_allocation_granularity());
// This allocates memory with mmap. For DumpSharedspaces, allocate the
// space at low memory so that other shared images don't conflict.
// This is the same address as memory needed for UseCompressedOops but