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xen: Fix vcpu initialization. 

Each vcpu need a evtchn binded in qemu, even those that are
offline at QEMU initialisation.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
This commit is contained in:
Anthony PERARD 2013-09-25 16:41:48 +00:00 committed by Stefano Stabellini
parent 11addd0ab9
commit 1cd25a8896
1 changed files with 4 additions and 4 deletions
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8
xen-all.c
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@ -614,13 +614,13 @@ static ioreq_t *cpu_get_ioreq(XenIOState *state)
} }
if (port != -1) { if (port != -1) {
for (i = 0; i < smp_cpus; i++) { for (i = 0; i < max_cpus; i++) {
if (state->ioreq_local_port[i] == port) { if (state->ioreq_local_port[i] == port) {
break; break;
} }
} }
if (i == smp_cpus) { if (i == max_cpus) {
hw_error("Fatal error while trying to get io event!\n"); hw_error("Fatal error while trying to get io event!\n");
} }
@ -1115,10 +1115,10 @@ int xen_hvm_init(MemoryRegion **ram_memory)
hw_error("map buffered IO page returned error %d", errno); hw_error("map buffered IO page returned error %d", errno);
} }
state->ioreq_local_port = g_malloc0(smp_cpus * sizeof (evtchn_port_t)); state->ioreq_local_port = g_malloc0(max_cpus * sizeof (evtchn_port_t));
/* FIXME: how about if we overflow the page here? */ /* FIXME: how about if we overflow the page here? */
for (i = 0; i < smp_cpus; i++) { for (i = 0; i < max_cpus; i++) {
rc = xc_evtchn_bind_interdomain(state->xce_handle, xen_domid, rc = xc_evtchn_bind_interdomain(state->xce_handle, xen_domid,
xen_vcpu_eport(state->shared_page, i)); xen_vcpu_eport(state->shared_page, i));
if (rc == -1) { if (rc == -1) {