Re: [PATCH 5/9] PCI/MSI/s390: Make return values only 0/-errno whenMSIs allocated
From: Sergei Shtylyov
Date: Tue Sep 10 2013 - 08:42:24 EST
Hello.
On 09-09-2013 19:26, Alexander Gordeev wrote:
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
arch/s390/pci/pci.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index f17a834..c79c6e4 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -427,6 +427,8 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
pr_debug("%s: requesting %d MSI-X interrupts...", __func__, nvec);
if (type != PCI_CAP_ID_MSIX && type != PCI_CAP_ID_MSI)
return -EINVAL;
+ if (type == PCI_CAP_ID_MSI && nvec > 1)
+ return 1;
This contradicts to the patch subject.
WBR, Sergei
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