On 15/05/17 16:22, Vitaly Kuznetsov wrote: > Juergen Gross <jgross@xxxxxxxx> writes: > >> Lguest and Xen pv-guests are the only users of pv_mmu_ops (with the >> one exception of the .exit_mmap member, which is being used by Xen >> HVM-guests, too). >> >> As it is possible now to build a kernel without Xen pv-guest support >> while keeping PVH and PVHVM support, I thought about putting most >> pv_mmu_ops functions in #ifdef CONFIG_XEN_HAS_PVMMU sections. > > There is an ongoing work to enable PV TLB flushing for Hyper-V guests: > http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2017-April/104411.html > > it utilizes .flush_tlb_others member in pv_mmu_ops. > > hopefully, this work will be merged in 4.13. Thanks for the information. I'll keep .flush_tlb_others member outside the #ifdef section. Juergen _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
