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ipr: Clear interrupt on croc/crocodile when running with LSI

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commit 54e430bbd490e18ab116afa4cd90dcc45787b3df upstream.

If we fall back to using LSI on the Croc or Crocodile chip we need to
clear the interrupt so we don't hang the system.

Cc: <stable@vger.kernel.org>
Tested-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>
This commit is contained in:
Brian King
2016-06-27 09:09:40 -05:00
committed by Willy Tarreau
parent e5a30a7a2b
commit fbcf1c564c
1 changed files with 1 additions and 0 deletions
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drivers/scsi/ipr.c
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@@ -9607,6 +9607,7 @@ static int ipr_probe_ioa(struct pci_dev *pdev,
ioa_cfg->intr_flag = IPR_USE_MSI;
else {
ioa_cfg->intr_flag = IPR_USE_LSI;
ioa_cfg->clear_isr = 1;
ioa_cfg->nvectors = 1;
dev_info(&pdev->dev, "Cannot enable MSI.\n");
}