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xen/pci: Bubble up error and fix description. 

The function is never called under PV guests, and only shows up
when MSI (or MSI-X) cannot be allocated. Convert the message
to include the error value.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
This commit is contained in:
Konrad Rzeszutek Wilk 2016-12-06 09:28:21 -05:00 committed by Juergen Gross
parent 2466d4b9d0
commit 577f79e411
1 changed files with 2 additions and 2 deletions
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4
arch/x86/pci/xen.c
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@ -264,8 +264,8 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
return 0;
error:
dev_err(&dev->dev,
"Xen PCI frontend has not registered MSI/MSI-X support!\n");
dev_err(&dev->dev, "Failed to create MSI%s! ret=%d!\n",
type == PCI_CAP_ID_MSI ? "" : "-X", irq);
return irq;
}