Re: [PATCH 12/29] x86, tsx: Add a per thread transaction disable count

Andi Kleen
2013-03-23T13:51:59Z

>
> This surely can be a bitfield like the other two below. It is basically
> begging to be one.

Bit fields are slower and larger in code and unlike the others this is on hot
paths.

-Andi
--
ak@linux.intel.com -- Speaking for myself only.