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-rw-r--r--include/linux/libata.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 675895ffa2dd..e7e5256817dc 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1095,7 +1095,11 @@ extern int ata_scsi_ioctl(struct scsi_device *dev, unsigned int cmd,
#define ATA_SCSI_COMPAT_IOCTL /* empty */
#endif
extern int ata_scsi_queuecmd(struct Scsi_Host *h, struct scsi_cmnd *cmd);
+#if IS_ENABLED(CONFIG_ATA)
bool ata_scsi_dma_need_drain(struct request *rq);
+#else
+#define ata_scsi_dma_need_drain NULL
+#endif
extern int ata_sas_scsi_ioctl(struct ata_port *ap, struct scsi_device *dev,
unsigned int cmd, void __user *arg);
extern bool ata_link_online(struct ata_link *link);