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Re: [PATCH] x86/hvm: Drop .is_singlestep_supported() callback
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Fri, 14 Jan 2022 08:41:24 +0100
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- Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Tamas K Lengyel <tamas@xxxxxxxxxxxxx>, Jun Nakajima <jun.nakajima@xxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Fri, 14 Jan 2022 07:41:50 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 13.01.2022 19:48, Andrew Cooper wrote:
> There is absolutely no need for a function pointer call here.
>
> Drop the hook, introduce a singlestep_supported boolean, and configure it in
> start_vmx() like all other optional functionality.
>
> No functional change, but rather more efficient logic.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
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