[Xen-changelog] [qemu-xen-unstable] piix4acpi, xen: Clarify that the qemu_set_irq calls just do an IRQ pulse.

[patchbot@xxxxxxx]

commit e28e06225c4ee8793f935b0f72fe2d944a2d9b50
Author:     Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>
AuthorDate: Tue May 14 18:48:48 2013 +0100
Commit:     Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
CommitDate: Tue May 21 11:49:14 2013 +0100

    piix4acpi, xen: Clarify that the qemu_set_irq calls just do an IRQ pulse.
    
    The "qemu_cpu_notify" raises and lowers the ACPI SCI line when the
    vCPU state has changed.
    
    Instead of doing the two functions, just use one function that
    describes exactly what it does.
    
    Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
    Acked-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx> (for 4.3 release)
---
 hw/piix4acpi.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/hw/piix4acpi.c b/hw/piix4acpi.c
index 54d566b..bf916d9 100644
--- a/hw/piix4acpi.c
+++ b/hw/piix4acpi.c
@@ -834,8 +834,6 @@ int qemu_cpu_add_remove(int cpu, int state)
 }
 void qemu_cpu_notify(void)
 {
-    if (gpe_state.gpe0_en[0] & 4) {
-        qemu_set_irq(sci_irq, 1);
-        qemu_set_irq(sci_irq, 0);
-    }
+    if (gpe_state.gpe0_en[0] & 4)
+        qemu_irq_pulse(sci_irq);
 }
--
generated by git-patchbot for /home/xen/git/qemu-xen-unstable.git

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