Mercurial > hg > graal-compiler
comparison src/share/vm/runtime/thread.cpp @ 1518:3bfae429e2cf
6948537: CMS: BOT walkers observe out-of-thin-air zeros on sun4v sparc/CMT
Summary: On sun4v/CMT avoid use of memset() in BOT updates so as to prevent concurrent BOT readers from seeing the phantom zeros arising from memset()'s use of BIS.
Reviewed-by: jmasa, johnc, minqi, poonam, tonyp
author | ysr |
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date | Mon, 03 May 2010 10:24:51 -0700 |
parents | 3b3d12e645e7 |
children | b30a2cd5e3a2 c18cbe5936b8 b96a3e44582f |
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1490:f03d0a26bf83 | 1518:3bfae429e2cf |
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