xen/intr: stop passing shared_info_t to xen_intr_active_ports()
There is only a single global HYPERVISOR_shared_info pointer, so directly use the global pointer. Reviewed by: royger MFC after: 1 week
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@ -485,9 +485,10 @@ xen_intr_bind_isrc(struct xenisrc **isrcp, evtchn_port_t local_port,
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* events.
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*/
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static inline u_long
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xen_intr_active_ports(struct xen_intr_pcpu_data *pcpu, shared_info_t *sh,
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u_int idx)
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xen_intr_active_ports(const struct xen_intr_pcpu_data *const pcpu,
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const u_int idx)
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{
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volatile const shared_info_t *const sh = HYPERVISOR_shared_info;
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CTASSERT(sizeof(sh->evtchn_mask[0]) == sizeof(sh->evtchn_pending[0]));
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CTASSERT(sizeof(sh->evtchn_mask[0]) == sizeof(pcpu->evtchn_enabled[0]));
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@ -509,7 +510,6 @@ xen_intr_handle_upcall(struct trapframe *trap_frame)
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u_int l1i, l2i, port, cpu __diagused;
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u_long masked_l1, masked_l2;
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struct xenisrc *isrc;
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shared_info_t *s;
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vcpu_info_t *v;
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struct xen_intr_pcpu_data *pc;
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u_long l1, l2;
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@ -522,7 +522,6 @@ xen_intr_handle_upcall(struct trapframe *trap_frame)
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cpu = PCPU_GET(cpuid);
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pc = DPCPU_PTR(xen_intr_pcpu);
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s = HYPERVISOR_shared_info;
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v = DPCPU_GET(vcpu_info);
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if (!xen_has_percpu_evtchn()) {
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@ -560,7 +559,7 @@ xen_intr_handle_upcall(struct trapframe *trap_frame)
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l1i = ffsl(masked_l1) - 1;
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do {
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l2 = xen_intr_active_ports(pc, s, l1i);
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l2 = xen_intr_active_ports(pc, l1i);
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l2i = (l2i + 1) % LONG_BIT;
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masked_l2 = l2 & ((~0UL) << l2i);
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@ -596,7 +595,7 @@ xen_intr_handle_upcall(struct trapframe *trap_frame)
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} while (l2i != LONG_BIT - 1);
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l2 = xen_intr_active_ports(pc, s, l1i);
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l2 = xen_intr_active_ports(pc, l1i);
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if (l2 == 0) {
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/*
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* We handled all ports, so we can clear the
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