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-rw-r--r--include/scsi/libsas.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index ec6c9ecd8d12..1aee3d0ebbb2 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -644,6 +644,24 @@ static inline bool sas_is_internal_abort(struct sas_task *task)
return task->task_proto == SAS_PROTOCOL_INTERNAL_ABORT;
}
+static inline struct request *sas_task_find_rq(struct sas_task *task)
+{
+ struct scsi_cmnd *scmd;
+
+ if (task->task_proto & SAS_PROTOCOL_STP_ALL) {
+ struct ata_queued_cmd *qc = task->uldd_task;
+
+ scmd = qc ? qc->scsicmd : NULL;
+ } else {
+ scmd = task->uldd_task;
+ }
+
+ if (!scmd)
+ return NULL;
+
+ return scsi_cmd_to_rq(scmd);
+}
+
struct sas_domain_function_template {
/* The class calls these to notify the LLDD of an event. */
void (*lldd_port_formed)(struct asd_sas_phy *);