netdev - [PATCH RFC 32/77] hpsa: Fallback to single MSI mode in case MSI-X failed

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Message-Id: <a8343fb00f8dfdcb637913b5a691dcea7ecffffc.1380703263.git.agordeev@redhat.com>
Date:	Wed,  2 Oct 2013 12:48:48 +0200
From:	Alexander Gordeev <agordeev@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Alexander Gordeev <agordeev@...hat.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Michael Ellerman <michael@...erman.id.au>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Ingo Molnar <mingo@...hat.com>, Tejun Heo <tj@...nel.org>,
	Dan Williams <dan.j.williams@...el.com>,
	Andy King <acking@...are.com>, Jon Mason <jon.mason@...el.com>,
	Matt Porter <mporter@...nel.crashing.org>,
	stable@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-mips@...ux-mips.org, linuxppc-dev@...ts.ozlabs.org,
	linux390@...ibm.com, linux-s390@...r.kernel.org, x86@...nel.org,
	linux-ide@...r.kernel.org, iss_storagedev@...com,
	linux-nvme@...ts.infradead.org, linux-rdma@...r.kernel.org,
	netdev@...r.kernel.org, e1000-devel@...ts.sourceforge.net,
	linux-driver@...gic.com,
	Solarflare linux maintainers <linux-net-drivers@...arflare.com>,
	"VMware, Inc." <pv-drivers@...are.com>, linux-scsi@...r.kernel.org
Subject: [PATCH RFC 32/77] hpsa: Fallback to single MSI mode in case MSI-X failed

Signed-off-by: Alexander Gordeev <agordeev@...hat.com>
---
 drivers/scsi/hpsa.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index eb17b3d..252b65d 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4112,7 +4112,7 @@ static void hpsa_interrupt_mode(struct ctlr_info *h)
 
 		err = pci_msix_table_size(h->pdev);
 		if (err < ARRAY_SIZE(hpsa_msix_entries))
-			goto default_int_mode;
+			goto single_msi_mode;
 
 		for (i = 0; i < ARRAY_SIZE(hpsa_msix_entries); i++) {
 			hpsa_msix_entries[i].vector = 0;
@@ -4128,8 +4128,9 @@ static void hpsa_interrupt_mode(struct ctlr_info *h)
 			return;
 		}
 		dev_warn(&h->pdev->dev, "MSI-X init failed %d\n", err);
-		goto default_int_mode;
+		goto single_msi_mode;
 	}
+single_msi_mode:
 	if (pci_find_capability(h->pdev, PCI_CAP_ID_MSI)) {
 		dev_info(&h->pdev->dev, "MSI\n");
 		if (!pci_enable_msi(h->pdev))
-- 
1.7.7.6

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