diff options
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/scsi.h | 1 | ||||
| -rw-r--r-- | include/scsi/scsi_device.h | 10 |
2 files changed, 11 insertions, 0 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h index 192f8716aa9..3a5662b2817 100644 --- a/include/scsi/scsi.h +++ b/include/scsi/scsi.h @@ -426,6 +426,7 @@ static inline int scsi_is_wlun(unsigned int lun) #define SCSI_MLQUEUE_HOST_BUSY 0x1055 #define SCSI_MLQUEUE_DEVICE_BUSY 0x1056 #define SCSI_MLQUEUE_EH_RETRY 0x1057 +#define SCSI_MLQUEUE_TARGET_BUSY 0x1058 /* * Use these to separate status msg and our bytes diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index b49e725be03..a37a8148a31 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -238,6 +238,16 @@ struct scsi_target { * for the device at a time. */ unsigned int pdt_1f_for_no_lun; /* PDT = 0x1f */ /* means no lun present */ + /* commands actually active on LLD. protected by host lock. */ + unsigned int target_busy; + /* + * LLDs should set this in the slave_alloc host template callout. + * If set to zero then there is not limit. + */ + unsigned int can_queue; + unsigned int target_blocked; + unsigned int max_target_blocked; +#define SCSI_DEFAULT_TARGET_BLOCKED 3 char scsi_level; struct execute_work ew; |