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Re: [PATCH Linux v6 10/10] xen/privcmd: Add new ABI to allow copying foreign memory
- To: xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: Frediano Ziglio <freddy77@xxxxxxxxx>
- Date: Thu, 13 Aug 2026 13:43:48 +0100
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- Cc: Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Teddy Astie <teddy.astie@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>
- Delivery-date: Thu, 13 Aug 2026 12:44:07 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Mon, 10 Aug 2026 at 11:30, Frediano Ziglio <freddy77@xxxxxxxxx> wrote:
>
> This new ABI allows to copy foreign domain memory to/from a buffer.
> This avoids having to map/copy/unmap foreign memory which is
> expensive.
> This operation is done particularly when migrating VMs.
>
> Signed-off-by: Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>
Typo in subject line, it's v10, not v6.
Frediano
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