diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-06-15 08:46:23 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-06-15 23:40:41 -0400 |
| commit | 7bb7ee8704fea9fec9eea53322b8464c3ed70a3d (patch) | |
| tree | 44797865685e1f95bd6b54cefbee9755d21d23b9 /include/linux/libata.h | |
| parent | a1e17eb03e69bb61bd1b1a14610436b7b9be12d9 (diff) | |
scsi: libata: Provide an ata_scsi_dma_need_drain stub for !CONFIG_ATA
SAS drivers can be compiled with ata support disabled. Provide a stub so
that the drivers don't have to ifdef around wiring up
ata_scsi_dma_need_drain.
Link: https://lore.kernel.org/r/20200615064624.37317-2-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/linux/libata.h')
| -rw-r--r-- | include/linux/libata.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index af832852e620..042e584daca7 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1092,7 +1092,11 @@ 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); |