Messages in this thread | | | Date | Mon, 17 Oct 2016 16:45:56 -0700 | From | Yu-cheng Yu <> | Subject | Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions |
| |
On Mon, Oct 17, 2016 at 04:30:47PM -0700, Andy Lutomirski wrote: > Rik wants to add a different form of FPU laziness, and it would be > simpler if we could just always copy from a kernel buffer. Does code > to do that exist in the tree?
If we know fpregs are not active at the time of the copy and compacted format is the concern, can we use copyout_from_xsaves() in xstate.c?
Yu-cheng
| |