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

[Juergen Gross <jgross@xxxxxxxx>]

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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