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[V2,1/2] scsi: ufs: Fix interrupt error message for shared interrupts

Message ID 20200811133936.19171-1-adrian.hunter@intel.com
State New
Headers show
Series [V2,1/2] scsi: ufs: Fix interrupt error message for shared interrupts | expand

Commit Message

Adrian Hunter Aug. 11, 2020, 1:39 p.m. UTC
The interrupt might be shared, in which case it is not an error for the
interrupt handler to be called when the interrupt status is zero, so
don't print the message unless there was enabled interrupt status.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Fixes: 9333d77573485 ("scsi: ufs: Fix irq return code")
 drivers/scsi/ufs/ufshcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index cdcf56679b41..bb2543010af9 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -5994,7 +5994,7 @@  static irqreturn_t ufshcd_intr(int irq, void *__hba)
 		intr_status = ufshcd_readl(hba, REG_INTERRUPT_STATUS);
 	} while (intr_status && --retries);
-	if (retval == IRQ_NONE) {
+	if (enabled_intr_status && retval == IRQ_NONE) {
 		dev_err(hba->dev, "%s: Unhandled interrupt 0x%08x\n",
 					__func__, intr_status);
 		ufshcd_dump_regs(hba, 0, UFSHCI_REG_SPACE_SIZE, "host_regs: ");