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7003860: G1: assert(_cur_alloc_region == NULL || !expect_null_cur_alloc_region) fails

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Wrong assumption about expecting the current alloc region expected to be NULL in expand_and_allocate().

Reviewed-by: brutisso, ysr
This commit is contained in:
Antonios Printezis 2010-12-02 13:20:39 -05:00
parent 1065281a98
commit dcf8c40e3a
1 changed files with 5 additions and 3 deletions
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8
hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
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@ -920,8 +920,10 @@ HeapWord* G1CollectedHeap::attempt_allocation_at_safepoint(size_t word_size,
bool expect_null_cur_alloc_region) {
assert_at_safepoint();
assert(_cur_alloc_region == NULL || !expect_null_cur_alloc_region,
"The current alloc region should only be non-NULL if we're "
"expecting it not to be NULL");
err_msg("the current alloc region was unexpectedly found "
"to be non-NULL, cur alloc region: "PTR_FORMAT" "
"expect_null_cur_alloc_region: %d word_size: "SIZE_FORMAT,
_cur_alloc_region, expect_null_cur_alloc_region, word_size));
if (!isHumongous(word_size)) {
if (!expect_null_cur_alloc_region) {
@ -1597,7 +1599,7 @@ HeapWord* G1CollectedHeap::expand_and_allocate(size_t word_size) {
assert(regions_accounted_for(), "Region leakage!");
return attempt_allocation_at_safepoint(word_size,
true /* expect_null_cur_alloc_region */);
false /* expect_null_cur_alloc_region */);
}
size_t G1CollectedHeap::free_region_if_totally_empty(HeapRegion* hr) {