scsi: ufs: core: Add missing host_lock in ufshcd_vops_setup_xfer_req()

This patch adds a host_lock which existed before on
ufshcd_vops_setup_xfer_req().

Link: https://lore.kernel.org/r/[email protected]
Fixes: a45f937 ("scsi: ufs: Optimize host lock on transfer requests send/compl paths")
Cc: Stanley Chu <[email protected]>
Cc: Can Guo <[email protected]>
Cc: Bean Huo <[email protected]>
Cc: Bart Van Assche <[email protected]>
Cc: Asutosh Das <[email protected]>
Reviewed-by: Bart Van Assche <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

Author: Jaegeuk Kim

drivers/scsi/ufs/ufshcd.h

@@ -1229,8 +1229,13 @@ static inline int ufshcd_vops_pwr_change_notify(struct ufs_hba *hba,
 static inline void ufshcd_vops_setup_xfer_req(struct ufs_hba *hba, int tag,
 					bool is_scsi_cmd)
 {
-	if (hba->vops && hba->vops->setup_xfer_req)
-		return hba->vops->setup_xfer_req(hba, tag, is_scsi_cmd);
+	if (hba->vops && hba->vops->setup_xfer_req) {
+		unsigned long flags;
+
+		spin_lock_irqsave(hba->host->host_lock, flags);
+		hba->vops->setup_xfer_req(hba, tag, is_scsi_cmd);
+		spin_unlock_irqrestore(hba->host->host_lock, flags);
+	}
 }
 
 static inline void ufshcd_vops_setup_task_mgmt(struct ufs_hba *hba,