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Re: [PATCH 0/3] xen: remove some checks for always present Xen features



On 22.04.21 17:10, Juergen Gross wrote:
Some features of Xen can be assumed to be always present, so add a
central check to verify this being true and remove the other checks.

Juergen Gross (3):
   xen: check required Xen features
   xen: assume XENFEAT_mmu_pt_update_preserve_ad being set for pv guests
   xen: assume XENFEAT_gnttab_map_avail_bits being set for pv guests

  arch/x86/xen/enlighten_pv.c | 12 ++----------
  arch/x86/xen/mmu_pv.c       |  4 ++--
  drivers/xen/features.c      | 18 ++++++++++++++++++
  drivers/xen/gntdev.c        | 36 ++----------------------------------
  4 files changed, 24 insertions(+), 46 deletions(-)


Could I please get some feedback on this series?


Juergen

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