Yours looks more complete then my test patch so:
From: "Mike Miller (OS Dev)" <[email protected]> writes:
Found what seems the problem with our vectors being listed backward. In
drivers/pci/msi.c we should be using list_add_tail rather than list_add to
preserve the ordering across various kernels. Please consider this for
inclusion.
Signed-off-by: "Eric W. Biederman" <[email protected]>
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 0e67723..d74975d 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -333,7 +333,7 @@ static int msi_capability_init(struct pci_dev *dev)
msi_mask_bits_reg(pos, is_64bit_address(control)),
maskbits);
}
- list_add(&entry->list, &dev->msi_list);
+ list_add_tail(&entry->list, &dev->msi_list);
/* Configure MSI capability structure */
ret = arch_setup_msi_irqs(dev, 1, PCI_CAP_ID_MSI);
@@ -404,7 +404,7 @@ static int msix_capability_init(struct pci_dev *dev,
entry->dev = dev;
entry->mask_base = base;
- list_add(&entry->list, &dev->msi_list);
+ list_add_tail(&entry->list, &dev->msi_list);
}
ret = arch_setup_msi_irqs(dev, nvec, PCI_CAP_ID_MSIX);
-
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