| From | Willy Tarreau <> | Subject | [PATCH 3.10 150/180] ipr: Clear interrupt on croc/crocodile when running with LSI | Date | Sun, 21 Aug 2016 17:31:20 +0200 |
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From: Brian King <brking@linux.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.
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> --- drivers/scsi/ipr.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 25ac2c0..2891faa 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -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"); } -- 2.8.0.rc2.1.gbe9624a
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