[SCSI] megaraid_sas: Call tasklet_schedule for MSI-X

The following patch for megaraid_sas calls tasklet_schedule() even if
outbound_intr_status == 0 for MFI based boards in MSI-X mode.

Signed-off-by: Adam Radford <aradford@gmail.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 78c263337b0b87350e66c2c5752f046873ca9af6..050ec1694e688133a128fe410b8e0e13d96c9349 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -2503,7 +2503,9 @@ megasas_deplete_reply_queue(struct megasas_instance *instance,
        if ((mfiStatus = instance->instancet->clear_intr(
                                                instance->reg_set)
                                                ) == 0) {
-               return IRQ_NONE;
+               /* Hardware may not set outbound_intr_status in MSI-X mode */
+               if (!instance->msi_flag)
+                       return IRQ_NONE;
        }
 
        instance->mfiStatus = mfiStatus;