On Tue, Dec 01, 2015 at 11:22:31AM +0100, Paolo Bonzini wrote:
> On 30/11/2015 18:34, Eduardo Habkost wrote:
> > target-i386/cpu.c:ext_save_area uses magic numbers for the xsave
> > area offets and sizes, and target-i386/kvm.c:kvm_{put,get}_xsave()
> > uses offset macros and bit manipulation to access the xsave area.
> > This series changes both to use C structs for those operations.
> >
> > I still need to figure out a way to write unit tests for the new
> > code. Maybe I will just copy and paste the new and old functions,
> > and test them locally (checking if they give the same results
> > when translating blobs of random bytes).
> >
> > Changes v1 -> v2:
> > * Use uint8_t[8*n] instead of uint64_t[n] for register data
> > * Keep the QEMU_BUILD_BUG_ON lines
> >
[...]
> >
> > Eduardo Habkost (3):
> > target-i386: Define structs for layout of xsave area
> > target-i386: Use xsave structs for ext_save_area
> > target-i386: kvm: Use X86XSaveArea struct for xsave save/load
> >
> > target-i386/cpu.c | 18 +++++++----
> > target-i386/cpu.h | 85 ++++++++++++++++++++++++++++++++++++++++++++++++
> > target-i386/kvm.c | 96 +++++++++++++++++++++++++++++++++----------------------
> > 3 files changed, 155 insertions(+), 44 deletions(-)
> >
>
> The patches are okay, are you going to rebase them on top of the PKRU
> patches?
I will probably redo the PKRU patches on top of this, to reduce
diff size.
--
Eduardo
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