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Groups > linux.kernel > #1502591
| From | Yu-cheng Yu <yu-cheng.yu@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions |
| Date | 2016-10-18 01:50 +0200 |
| Message-ID | <stpPl-2fZ-49@gated-at.bofh.it> (permalink) |
| References | <stmy5-8ps-3@gated-at.bofh.it> <stmy5-8ps-13@gated-at.bofh.it> <stnaO-c4-7@gated-at.bofh.it> <stpcB-226-1@gated-at.bofh.it> <stpFD-2bU-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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
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[PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions riel@redhat.com - 2016-10-17 22:20 +0200
Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions Andy Lutomirski <luto@amacapital.net> - 2016-10-17 23:00 +0200
Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions Yu-cheng Yu <yu-cheng.yu@intel.com> - 2016-10-18 01:10 +0200
Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions Andy Lutomirski <luto@amacapital.net> - 2016-10-18 01:40 +0200
Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions Yu-cheng Yu <yu-cheng.yu@intel.com> - 2016-10-18 01:50 +0200
Re: [PATCH RFC 1/3] fpu/x86: add make_fpregs_active(_newstate) helper functions Andy Lutomirski <luto@amacapital.net> - 2016-10-18 03:30 +0200
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