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Re: [PATCH 2/8] x86/boot: Better describe the pagetable relocation loops
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 2 Dec 2021 12:43:29 +0100
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- Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 02 Dec 2021 11:43:52 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 30.11.2021 11:04, Andrew Cooper wrote:
> The first loop relocates all reachable non-leaf entries in idle_pg_table[],
> which includes l2_xenmap[511]'s reference to l1_fixmap_x[].
>
> The second loop relocates only leaf mappings in l2_xenmap[], so update the
> skip condition to be opposite to the first loop.
>
> No functional change.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
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