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path: root/drivers/scsi/libata-scsi.c
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-rw-r--r--drivers/scsi/libata-scsi.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index a9b4083..fd7064b 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -2596,3 +2596,26 @@ void ata_scsi_scan_host(struct ata_port *ap)
}
}
+/**
+ * ata_schedule_scsi_eh - schedule EH for SCSI host
+ * @shost: SCSI host to invoke error handling on.
+ *
+ * Schedule SCSI EH without scmd. This is a hack.
+ *
+ * LOCKING:
+ * spin_lock_irqsave(host_set lock)
+ **/
+void ata_schedule_scsi_eh(struct Scsi_Host *shost)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(shost->host_lock, flags);
+
+ if (scsi_host_set_state(shost, SHOST_RECOVERY) == 0 ||
+ scsi_host_set_state(shost, SHOST_CANCEL_RECOVERY) == 0) {
+ shost->host_eh_scheduled++;
+ scsi_eh_wakeup(shost);
+ }
+
+ spin_unlock_irqrestore(shost->host_lock, flags);
+}
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