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8004697: SIGSEGV on Solaris sparc with -XX:+UseNUMA

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Don't scan pages outside the given range.

Reviewed-by: jwilhelm, jmasa
This commit is contained in:
Stefan Karlsson 2013-03-11 02:24:01 -07:00
parent 1aa6c27298
commit 1e1174e0be
2 changed files with 3 additions and 1 deletions
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2
hotspot/src/share/vm/gc_implementation/shared/mutableNUMASpace.cpp
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@ -948,6 +948,8 @@ void MutableNUMASpace::LGRPSpace::scan_pages(size_t page_size, size_t page_count
break;
}
if (e != scan_end) {
assert(e < scan_end, err_msg("e: " PTR_FORMAT " scan_end: " PTR_FORMAT, e, scan_end));
if ((page_expected.size != page_size || page_expected.lgrp_id != lgrp_id())
&& page_expected.size != 0) {
os::free_memory(s, pointer_delta(e, s, sizeof(char)), page_size);