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8152118: MinTLABSize should be less than TLAB max

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Add a constraint for MinTLABSize to be less than or equal to TLAB max

Reviewed-by: brutisso, drwhite, jmasa
This commit is contained in:
Sangheon Kim 2016-03-18 21:01:28 -07:00
parent 884837e21c
commit ed7472e0dd
1 changed files with 8 additions and 2 deletions
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10
hotspot/src/share/vm/runtime/commandLineFlagConstraintsGC.cpp
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@ -606,9 +606,15 @@ Flag::Error MinTLABSizeConstraintFunc(size_t value, bool verbose) {
"greater than or equal to reserved area in TLAB (" SIZE_FORMAT ")\n",
value, ThreadLocalAllocBuffer::alignment_reserve_in_bytes());
return Flag::VIOLATES_CONSTRAINT;
} else {
return Flag::SUCCESS;
}
if (value > (ThreadLocalAllocBuffer::max_size() * HeapWordSize)) {
CommandLineError::print(verbose,
"MinTLABSize (" SIZE_FORMAT ") must be "
"less than or equal to ergonomic TLAB maximum (" SIZE_FORMAT ")\n",
value, ThreadLocalAllocBuffer::max_size() * HeapWordSize);
return Flag::VIOLATES_CONSTRAINT;
}
return Flag::SUCCESS;
}
Flag::Error TLABSizeConstraintFunc(size_t value, bool verbose) {