RE: [PATCH 1/2] scsi: ufs: Fix interrupt error message for shared interrupts

From: Avri Altman
Date: Tue Aug 11 2020 - 08:20:57 EST



> 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
> remove the message print and register dump.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> Fixes: 9333d77573485 ("scsi: ufs: Fix irq return code")
> ---
> drivers/scsi/ufs/ufshcd.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index cdcf56679b41..d7522dba4dcf 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -5994,12 +5994,6 @@ 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) {
Maybe if (enabled_intr_status && retval == IRQ_NONE) { ?

Thanks,
Avri