x86: add a synthetic TSC_RELIABLE feature bit

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Impact: None, bit reservation only

Add a synthetic TSC_RELIABLE feature bit which will be used to mark
TSC as reliable so that we could skip all the runtime checks for
TSC stablity, which have false positives in virtual environment.

Signed-off-by: Alok N Kataria <akataria@vmware.com>
Signed-off-by: Dan Hecht <dhecht@vmware.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

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Alok Kataria 2008-10-31 11:59:53 -07:00 • committed by H. Peter Anvin

parent 2576c99917

commit b2bcc7b299

1 changed files with 1 additions and 0 deletions

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arch/x86/include/asm/cpufeature.h

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