diff options
| author | Jacob Pan <[email protected]> | 2010-05-07 14:59:45 -0700 |
|---|---|---|
| committer | H. Peter Anvin <[email protected]> | 2010-05-07 15:31:17 -0700 |
| commit | 2b107d93635616db0c3f893c8cc2e6d5cd8d77b2 (patch) | |
| tree | c0398294e48d974887552de739b8e0bdd343b794 /drivers/mtd/lpddr/lpddr_cmds.c | |
| parent | 722154e4cacf015161efe60009ae9be23d492296 (diff) | |
x86: Avoid check hlt for newer cpus
Check hlt instruction was targeted for some older CPUs. It is an expensive
operation in that it takes 4 ticks to break out the check. We can avoid
such check completely for newer x86 cpus (family >= 5).
[ hpa: corrected family > 5 to family >= 5 ]
Signed-off-by: Jacob Pan <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: H. Peter Anvin <[email protected]>
Diffstat (limited to 'drivers/mtd/lpddr/lpddr_cmds.c')
0 files changed, 0 insertions, 0 deletions