[PATCH 2/7] xen/events: remove unused functions

From: Juergen Gross
Date: Mon Oct 16 2023 - 02:28:56 EST


There are no users of xen_irq_from_pirq() and xen_set_irq_pending().

Remove those functions.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
drivers/xen/events/events_base.c | 30 ------------------------------
include/xen/events.h | 4 ----
2 files changed, 34 deletions(-)

diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index 0e458b1c0c8c..1d797dd85d0e 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -1165,29 +1165,6 @@ int xen_destroy_irq(int irq)
return rc;
}

-int xen_irq_from_pirq(unsigned pirq)
-{
- int irq;
-
- struct irq_info *info;
-
- mutex_lock(&irq_mapping_update_lock);
-
- list_for_each_entry(info, &xen_irq_list_head, list) {
- if (info->type != IRQT_PIRQ)
- continue;
- irq = info->irq;
- if (info->u.pirq.pirq == pirq)
- goto out;
- }
- irq = -1;
-out:
- mutex_unlock(&irq_mapping_update_lock);
-
- return irq;
-}
-
-
int xen_pirq_from_irq(unsigned irq)
{
return pirq_from_irq(irq);
@@ -2026,13 +2003,6 @@ void xen_clear_irq_pending(int irq)
event_handler_exit(info);
}
EXPORT_SYMBOL(xen_clear_irq_pending);
-void xen_set_irq_pending(int irq)
-{
- evtchn_port_t evtchn = evtchn_from_irq(irq);
-
- if (VALID_EVTCHN(evtchn))
- set_evtchn(evtchn);
-}

bool xen_test_irq_pending(int irq)
{
diff --git a/include/xen/events.h b/include/xen/events.h
index 23932b0673dc..a129cafa80ed 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -88,7 +88,6 @@ void xen_irq_resume(void);

/* Clear an irq's pending state, in preparation for polling on it */
void xen_clear_irq_pending(int irq);
-void xen_set_irq_pending(int irq);
bool xen_test_irq_pending(int irq);

/* Poll waiting for an irq to become pending. In the usual case, the
@@ -122,9 +121,6 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
/* De-allocates the above mentioned physical interrupt. */
int xen_destroy_irq(int irq);

-/* Return irq from pirq */
-int xen_irq_from_pirq(unsigned pirq);
-
/* Return the pirq allocated to the irq. */
int xen_pirq_from_irq(unsigned irq);

--
2.35.3