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Date: Mon, 8 Aug 2016 21:11:45 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Brian King <brking@...ux.vnet.ibm.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>
Subject: [PATCH 4.6 82/96] ipr: Clear interrupt on croc/crocodile when running with LSI
4.6-stable review patch. If anyone has any objections, please let me know.
------------------
From: Brian King <brking@...ux.vnet.ibm.com>
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.
Tested-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Signed-off-by: Brian King <brking@...ux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/scsi/ipr.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -10093,6 +10093,7 @@ static int ipr_probe_ioa(struct pci_dev
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");
}
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