From: Peng Fan <peng....@nxp.com>
When migrating domain between different cpupools, need to check
whether the domain is compatible with the cpupool.
Signed-off-by: Peng Fan <peng....@nxp.com>
Cc: Stefano Stabellini <sstabell...@kernel.org>
Cc: Julien Grall <julien.gr...@arm.com>
---
xen/arch/arm/cpupool.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/cpupool.c b/xen/arch/arm/cpupool.c
index 74a5ef3..6c1c092 100644
--- a/xen/arch/arm/cpupool.c
+++ b/xen/arch/arm/cpupool.c
@@ -41,5 +41,20 @@ int arch_cpupool_cpu_add(struct cpupool *c, unsigned int cpu)
bool_t arch_domain_cpupool_compatible(struct domain *d, struct cpupool *c)
{
- return true;
+ if ( !d->vcpu || !d->vcpu[0] )
+ {
+ /*
+ * We are in process of domain creation, vcpu not constructed or
+ * initialiszed, ok to move domain from cpupool0 to other pool
+ */
+ return true;
+ }
+ else if ( d->vcpu[0] )
+ {
+ return !!( d->vcpu[0]->arch.vpidr == c->info.midr );
+ }
+ else
+ {
+ return false;
+ }
}
--
2.6.6
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