diff options
| author | John Garry <john.garry@huawei.com> | 2022-02-17 23:42:45 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-02-19 15:59:36 -0500 |
| commit | 4fea759edfa795b170a72bfd3be7b7601012ce4b (patch) | |
| tree | 155e846a4f6f17a903e86927997a63adb02a1cd3 /drivers/scsi/libsas/sas_scsi_host.c | |
| parent | 72f8810e1fdcd52deedfd294497fa8337703a632 (diff) | |
scsi: libsas: Add sas_abort_task()
Add a generic implementation of abort task TMF handler, and use in LLDDs.
With that, some LLDDs custom TMF functions can now be deleted.
Link: https://lore.kernel.org/r/1645112566-115804-18-git-send-email-john.garry@huawei.com
Tested-by: Yihang Li <liyihang6@hisilicon.com>
Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/libsas/sas_scsi_host.c')
| -rw-r--r-- | drivers/scsi/libsas/sas_scsi_host.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 1923a0627ce7..87dd18a85f6f 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -1089,6 +1089,22 @@ int sas_query_task(struct sas_task *task, u16 tag) } EXPORT_SYMBOL_GPL(sas_query_task); +int sas_abort_task(struct sas_task *task, u16 tag) +{ + struct sas_tmf_task tmf_task = { + .tmf = TMF_ABORT_TASK, + .tag_of_task_to_be_managed = tag, + }; + struct scsi_cmnd *cmnd = task->uldd_task; + struct domain_device *dev = task->dev; + struct scsi_lun lun; + + int_to_scsilun(cmnd->device->lun, &lun); + + return sas_execute_ssp_tmf(dev, lun.scsi_lun, &tmf_task); +} +EXPORT_SYMBOL_GPL(sas_abort_task); + /* * Tell an upper layer that it needs to initiate an abort for a given task. * This should only ever be called by an LLDD. |