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xen: set pirq name to something useful.

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Impact: cleanup

Make pirq show useful information in /proc/interrupts

[v2: Removed the parts for arch/x86/xen/pci.c ]

Signed-off-by: Gerd Hoffmann <kraxel@xeni.home.kraxel.org>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Gerd Hoffmann
2010-10-04 13:42:27 -04:00
committed by Konrad Rzeszutek Wilk
parent b21ddbf503
commit 1a60d05f40
2 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/xen/events.c
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@@ -544,7 +544,7 @@ static int find_irq_by_gsi(unsigned gsi)
* event channel until the irq actually started up. Return an * event channel until the irq actually started up. Return an
* existing irq if we've already got one for the gsi. * existing irq if we've already got one for the gsi.
*/ */
int xen_allocate_pirq(unsigned gsi) int xen_allocate_pirq(unsigned gsi, char *name)
{ {
int irq; int irq;
struct physdev_irq irq_op; struct physdev_irq irq_op;
@@ -566,7 +566,7 @@ int xen_allocate_pirq(unsigned gsi)
irq = find_unbound_irq(); irq = find_unbound_irq();
set_irq_chip_and_handler_name(irq, &xen_pirq_chip, set_irq_chip_and_handler_name(irq, &xen_pirq_chip,
handle_level_irq, "pirq"); handle_level_irq, name);
irq_op.irq = irq; irq_op.irq = irq;
if (HYPERVISOR_physdev_op(PHYSDEVOP_alloc_irq_vector, &irq_op)) { if (HYPERVISOR_physdev_op(PHYSDEVOP_alloc_irq_vector, &irq_op)) {

2
include/xen/events.h
View File

@@ -66,7 +66,7 @@ void xen_hvm_evtchn_do_upcall(void);
/* Allocate an irq for a physical interrupt, given a gsi. "Legacy" /* Allocate an irq for a physical interrupt, given a gsi. "Legacy"
* GSIs are identity mapped; others are dynamically allocated as * GSIs are identity mapped; others are dynamically allocated as
* usual. */ * usual. */
int xen_allocate_pirq(unsigned gsi); int xen_allocate_pirq(unsigned gsi, char *name);
/* Return vector allocated to pirq */ /* Return vector allocated to pirq */
int xen_vector_from_irq(unsigned pirq); int xen_vector_from_irq(unsigned pirq);