lkml.org 
[lkml]   [2009]   [May]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 15/17] xen: set pirq name to something useful.
    Date
    From: Gerd Hoffmann <kraxel@xeni.home.kraxel.org>

    Make pirq show useful information in /proc/interrupts

    [ Impact: better output in /proc/interrupts ]

    Signed-off-by: Gerd Hoffmann <kraxel@xeni.home.kraxel.org>
    Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
    ---
    arch/x86/xen/pci.c | 3 ++-
    drivers/xen/events.c | 4 ++--
    include/xen/events.h | 2 +-
    3 files changed, 5 insertions(+), 4 deletions(-)

    diff --git a/arch/x86/xen/pci.c b/arch/x86/xen/pci.c
    index 381b7ab..4b286f1 100644
    --- a/arch/x86/xen/pci.c
    +++ b/arch/x86/xen/pci.c
    @@ -49,7 +49,8 @@ int xen_register_gsi(u32 gsi, int triggering, int polarity)
    printk(KERN_DEBUG "xen: registering gsi %u triggering %d polarity %d\n",
    gsi, triggering, polarity);

    - irq = xen_allocate_pirq(gsi);
    + irq = xen_allocate_pirq(gsi, (triggering == ACPI_EDGE_SENSITIVE)
    + ? "ioapic-edge" : "ioapic-level");

    printk(KERN_DEBUG "xen: --> irq=%d\n", irq);

    diff --git a/drivers/xen/events.c b/drivers/xen/events.c
    index e6ddf78..f84d13b 100644
    --- a/drivers/xen/events.c
    +++ b/drivers/xen/events.c
    @@ -532,7 +532,7 @@ 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;
    @@ -554,7 +554,7 @@ 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 6fe4863..4b19b9c 100644
    --- a/include/xen/events.h
    +++ b/include/xen/events.h
    @@ -61,7 +61,7 @@ unsigned irq_from_evtchn(unsigned int evtchn);
    /* 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);
    --
    1.6.0.6


    \
     
     \ /
      Last update: 2009-05-27 09:55    [W:0.022 / U:29.836 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site