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6642862: Code cache allocation fails with large pages after 6588638

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Reviewed-by: apetrusenko
This commit is contained in:
John Coomes 2008-03-28 23:35:42 -07:00
parent 2ea233816f
commit 5ac01e984f
7 changed files with 22 additions and 6 deletions
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7
hotspot/src/share/vm/memory/heap.cpp
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@ -102,8 +102,9 @@ bool CodeHeap::reserve(size_t reserved_size, size_t committed_size,
_log2_segment_size = exact_log2(segment_size);
// Reserve and initialize space for _memory.
const size_t page_size = os::page_size_for_region(committed_size,
reserved_size, 8);
const size_t page_size = os::can_execute_large_page_memory() ?
os::page_size_for_region(committed_size, reserved_size, 8) :
os::vm_page_size();
const size_t granularity = os::vm_allocation_granularity();
const size_t r_align = MAX2(page_size, granularity);
const size_t r_size = align_size_up(reserved_size, r_align);
@ -111,7 +112,7 @@ bool CodeHeap::reserve(size_t reserved_size, size_t committed_size,
const size_t rs_align = page_size == (size_t) os::vm_page_size() ? 0 :
MAX2(page_size, granularity);
ReservedSpace rs(r_size, rs_align, false);
ReservedSpace rs(r_size, rs_align, rs_align > 0);
os::trace_page_sizes("code heap", committed_size, reserved_size, page_size,
rs.base(), rs.size());
if (!_memory.initialize(rs, c_size)) {