linux-kernel - [PATCH 07/23] xen: set pirq name to something useful.

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Date:	Tue, 12 Oct 2010 11:44:15 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	linux-kernel@...r.kernel.org
Cc:	Jan Beulich <JBeulich@...ell.com>, xen-devel@...ts.xensource.com,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Konrad Rzeszutek Wilk <konrad@...nel.org>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	Gerd Hoffmann <kraxel@...hat.com>,
	Gerd Hoffmann <kraxel@...i.home.kraxel.org>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Subject: [PATCH 07/23] xen: set pirq name to something useful.

From: Gerd Hoffmann <kraxel@...hat.com>

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@...i.home.kraxel.org>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
---
 drivers/xen/events.c |    4 ++--
 include/xen/events.h |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 25412ef..a98e720 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -546,7 +546,7 @@ static int find_irq_by_gsi(unsigned gsi)
  * event channel until the irq actually started up.  Return an
  * 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;
 	struct physdev_irq irq_op;
@@ -568,7 +568,7 @@ int xen_allocate_pirq(unsigned gsi)
 		irq = find_unbound_irq();
 
 	set_irq_chip_and_handler_name(irq, &xen_pirq_chip,
-				      handle_level_irq, "pirq");
+				      handle_level_irq, name);
 
 	irq_op.irq = irq;
 	if (HYPERVISOR_physdev_op(PHYSDEVOP_alloc_irq_vector, &irq_op)) {
diff --git a/include/xen/events.h b/include/xen/events.h
index 8f62320..8227da8 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -66,7 +66,7 @@ void xen_hvm_evtchn_do_upcall(void);
 /* Allocate an irq for a physical interrupt, given a gsi.  "Legacy"
  * GSIs are identity mapped; others are dynamically allocated as
  * usual. */
-int xen_allocate_pirq(unsigned gsi);
+int xen_allocate_pirq(unsigned gsi, char *name);
 
 /* Return vector allocated to pirq */
 int xen_vector_from_irq(unsigned pirq);
-- 
1.7.0.4

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