A recent Red Hat bugzilla report (121195) pointed out there was a
problem with the machine_clear unit masks for the P4/xeon. The current
mask bits were wrong according to intels 25366813.pdf.
At Retirement machine_clear Bit
0: CLEAR TS
2: MOCLEAR TS
6: SMCCLEAR TS
I have made a patch to correct the p4 unit masks.
2004-04-19 Will Cohen <wcohen@...>
* events/i386/p4-ht/unit_masks: correct machine_clear unit mask.