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Re: [PATCH v3 01/12] x86/shadow: reduce explicit log-dirty recording for HVM
- To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Fri, 20 Feb 2026 13:39:45 +0000
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>
- Delivery-date: Fri, 20 Feb 2026 13:40:10 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 16/05/2023 8:37 am, Jan Beulich wrote:
> validate_guest_pt_write(), by calling sh_validate_guest_entry(), already
> guarantees the needed update of log-dirty information. Move the
> operation into the sole code path needing it (when SHOPT_SKIP_VERIFY is
> enabled), making clear that only one such call is needed.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
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