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Date: Mon, 9 Sep 2013 17:22:52 +0200
From: Alexander Gordeev <agordeev@...hat.com>
To: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Tejun Heo <tj@...nel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"x86@...nel.org" <x86@...nel.org>,
"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
Ingo Molnar <mingo@...nel.org>, Joerg Roedel <joro@...tes.org>,
Jan Beulich <JBeulich@...e.com>
Subject: [PATCH 2/9] PCI/MSI/PPC: Make return values only 0/-errno when MSIs
allocated
Signed-off-by: Alexander Gordeev <agordeev@...hat.com>
---
arch/powerpc/kernel/msi.c | 2 +-
arch/powerpc/platforms/pseries/msi.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 8bbc12d..36d70b9 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -22,7 +22,7 @@ int arch_msi_check_device(struct pci_dev* dev, int nvec, int type)
/* PowerPC doesn't support multiple MSI yet */
if (type == PCI_CAP_ID_MSI && nvec > 1)
- return 1;
+ return -EINVAL;
if (ppc_md.msi_check_device) {
pr_debug("msi: Using platform check routine.\n");
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index 009ec73..89648c1 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -348,7 +348,7 @@ static int rtas_msi_check_device(struct pci_dev *pdev, int nvec, int type)
quota = msi_quota_for_device(pdev, nvec);
if (quota && quota < nvec)
- return quota;
+ return -ENOSPC;
return 0;
}
--
1.7.7.6
--
Regards,
Alexander Gordeev
agordeev@...hat.com
--
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