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List:       linux-virtualization
Subject:    Re: [PATCH v3 0/2] x86/xen: simplify irq pvops
From:       Boris Ostrovsky <boris.ostrovsky () oracle ! com>
Date:       2021-10-29 12:21:41
Message-ID: 1aefa1dd-9099-9676-8aad-98299dd64b74 () oracle ! com
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On 10/28/21 3:27 AM, Juergen Gross wrote:
> The pvops function for Xen PV guests handling the interrupt flag are
> much more complex than needed.
>
> With the supported Xen hypervisor versions they can be simplified a
> lot, especially by removing the need for disabling preemption.
>
> Juergen Gross (2):
>    x86/xen: remove xen_have_vcpu_info_placement flag
>    x86/xen: switch initial pvops IRQ functions to dummy ones
>
>   arch/x86/include/asm/paravirt_types.h |   2 +
>   arch/x86/kernel/paravirt.c            |  13 ++-
>   arch/x86/xen/enlighten.c              | 116 ++++++--------------------
>   arch/x86/xen/enlighten_hvm.c          |   6 +-
>   arch/x86/xen/enlighten_pv.c           |  28 ++-----
>   arch/x86/xen/irq.c                    |  61 +-------------
>   arch/x86/xen/smp.c                    |  24 ------
>   arch/x86/xen/xen-ops.h                |   4 +-
>   8 files changed, 53 insertions(+), 201 deletions(-)
>

Applied to for-linus-5.16


-boris

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