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| author | Bodo Stroesser <bstroesser@ts.fujitsu.com> | 2020-07-26 17:35:04 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-07-28 22:25:26 -0400 |
| commit | 2e45a1a9c75d39f85df3f288e205fecb6f788e02 (patch) | |
| tree | 7edddee4730a644dcc3b5e3bcb24f6efdf135669 /include/target | |
| parent | f5e2714ad1a62d23cd8e8af07d438912d8115fae (diff) | |
| download | linux-2e45a1a9c75d39f85df3f288e205fecb6f788e02.tar.gz linux-2e45a1a9c75d39f85df3f288e205fecb6f788e02.tar.bz2 linux-2e45a1a9c75d39f85df3f288e205fecb6f788e02.zip | |
scsi: target: Add tmr_notify backend function
Target core is modified to call an optional backend callback function if a
TMR is received or commands are aborted implicitly after a PR command was
received. The backend function takes as parameters the se_dev, the type of
the TMR, and the list of aborted commands. If no commands were aborted, an
empty list is supplied.
Link: https://lore.kernel.org/r/20200726153510.13077-3-bstroesser@ts.fujitsu.com
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Bodo Stroesser <bstroesser@ts.fujitsu.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/target')
| -rw-r--r-- | include/target/target_core_backend.h | 2 | ||||
| -rw-r--r-- | include/target/target_core_base.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index f51452e3b984..6336780d83a7 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -40,6 +40,8 @@ struct target_backend_ops { ssize_t (*show_configfs_dev_params)(struct se_device *, char *); sense_reason_t (*parse_cdb)(struct se_cmd *cmd); + void (*tmr_notify)(struct se_device *se_dev, enum tcm_tmreq_table, + struct list_head *aborted_cmds); u32 (*get_device_type)(struct se_device *); sector_t (*get_blocks)(struct se_device *); sector_t (*get_alignment_offset_lbas)(struct se_device *); diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 18c3f277b770..549947d407cf 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -207,6 +207,7 @@ enum tcm_tmreq_table { TMR_LUN_RESET = 5, TMR_TARGET_WARM_RESET = 6, TMR_TARGET_COLD_RESET = 7, + TMR_LUN_RESET_PRO = 0x80, TMR_UNKNOWN = 0xff, }; |