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authorJan Beulich <JBeulich@suse.com>2013-04-03 15:52:50 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-04-16 15:05:45 -0400
commitdec02dea1c159b69aa88cbfe9c89b2b46eadd28f (patch)
tree7b4af6d6ddd44347d6abb44f9bb034620645220f /drivers/xen/events.c
parent96f28bc66adb1414cfc9405ff80cfffdc44edd84 (diff)
xen: drop tracking of IRQ vector
For quite a few Xen versions, this wasn't the IRQ vector anymore anyway, and it is not being used by the kernel for anything. Hence drop the field from struct irq_info, and respective function parameters. Signed-off-by: Jan Beulich <jbeulich@suse.com> Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/events.c')
-rw-r--r--drivers/xen/events.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index aa85881d17b2..bb65f75e40a5 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -85,8 +85,7 @@ enum xen_irq_type {
* event channel - irq->event channel mapping
* cpu - cpu this event channel is bound to
* index - type-specific information:
- * PIRQ - vector, with MSB being "needs EIO", or physical IRQ of the HVM
- * guest, or GSI (real passthrough IRQ) of the device.
+ * PIRQ - physical IRQ, GSI, flags, and owner domain
* VIRQ - virq number
* IPI - IPI vector
* EVTCHN -
@@ -105,7 +104,6 @@ struct irq_info {
struct {
unsigned short pirq;
unsigned short gsi;
- unsigned char vector;
unsigned char flags;
uint16_t domid;
} pirq;
@@ -211,7 +209,6 @@ static void xen_irq_info_pirq_init(unsigned irq,
unsigned short evtchn,
unsigned short pirq,
unsigned short gsi,
- unsigned short vector,
uint16_t domid,
unsigned char flags)
{
@@ -221,7 +218,6 @@ static void xen_irq_info_pirq_init(unsigned irq,
info->u.pirq.pirq = pirq;
info->u.pirq.gsi = gsi;
- info->u.pirq.vector = vector;
info->u.pirq.domid = domid;
info->u.pirq.flags = flags;
}
@@ -714,7 +710,7 @@ int xen_bind_pirq_gsi_to_irq(unsigned gsi,
goto out;
}
- xen_irq_info_pirq_init(irq, 0, pirq, gsi, irq_op.vector, DOMID_SELF,
+ xen_irq_info_pirq_init(irq, 0, pirq, gsi, DOMID_SELF,
shareable ? PIRQ_SHAREABLE : 0);
pirq_query_unmask(irq);
@@ -762,8 +758,7 @@ int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc)
}
int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
- int pirq, int vector, const char *name,
- domid_t domid)
+ int pirq, const char *name, domid_t domid)
{
int irq, ret;
@@ -776,7 +771,7 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
irq_set_chip_and_handler_name(irq, &xen_pirq_chip, handle_edge_irq,
name);
- xen_irq_info_pirq_init(irq, 0, pirq, 0, vector, domid, 0);
+ xen_irq_info_pirq_init(irq, 0, pirq, 0, domid, 0);
ret = irq_set_msi_desc(irq, msidesc);
if (ret < 0)
goto error_irq;