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[Qemu-devel] [PATCH] pci: clean up resetting of IRQs
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH] pci: clean up resetting of IRQs |
Date: |
Thu, 10 Jan 2013 15:41:38 +0100 |
A PCI bus reset will deassert the INTX pins, and this will make the
irq_count array all-zeroes. Check that this is the case, and remove
the existing loop which might even unsync irq_count and irq_state.
Signed-off-by: Paolo Bonzini <address@hidden>
---
hw/pci/pci.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 94840c4..d6c63ff 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -213,14 +213,14 @@ void pci_bus_reset(PCIBus *bus)
{
int i;
- for (i = 0; i < bus->nirq; i++) {
- bus->irq_count[i] = 0;
- }
for (i = 0; i < ARRAY_SIZE(bus->devices); ++i) {
if (bus->devices[i]) {
pci_device_reset(bus->devices[i]);
}
}
+ for (i = 0; i < bus->nirq; i++) {
+ assert(bus->irq_count[i] == 0);
+ }
}
static int pcibus_reset(BusState *qbus)
--
1.8.1
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