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[PATCH 3/4] x86/paging: vCPU host mode is always set
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 23 Apr 2024 16:32:32 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>
- Delivery-date: Tue, 23 Apr 2024 14:32:36 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
... thanks to paging_vcpu_init() being part of vCPU creation. Further
if paging is enabled on a domain, it's also guaranteed to be either HAP
or shadow. Drop respective unnecessary (parts of) conditionals.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
--- a/xen/arch/x86/mm/paging.c
+++ b/xen/arch/x86/mm/paging.c
@@ -937,19 +937,12 @@ void paging_dump_vcpu_info(struct vcpu *
{
printk(" paging assistance: ");
if ( paging_mode_shadow(v->domain) )
- {
- if ( paging_get_hostmode(v) )
- printk("shadowed %u-on-%u\n",
- paging_get_hostmode(v)->guest_levels,
- paging_get_hostmode(v)->shadow.shadow_levels);
- else
- printk("not shadowed\n");
- }
- else if ( paging_mode_hap(v->domain) && paging_get_hostmode(v) )
+ printk("shadowed %u-on-%u\n",
+ paging_get_hostmode(v)->guest_levels,
+ paging_get_hostmode(v)->shadow.shadow_levels);
+ else
printk("hap, %u levels\n",
paging_get_hostmode(v)->guest_levels);
- else
- printk("none\n");
}
}
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