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由 Luck, Tony 提交于
While we are likley to succeed and break out of this loop, it isn't guaranteed. We should be power and thread friendly if we do have to go around for a second (or third, or more) attempt. Signed-off-by: NTony Luck <tony.luck@intel.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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