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authorJohn Garry <john.garry@huawei.com>2022-02-17 18:42:41 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2022-02-19 23:59:36 +0300
commit69b80a0ed0b5d0c54ee1618eb5a015699e8c47c5 (patch)
treeaff3313e2779552cbd5ba83243dbb3e5c744ac58 /drivers/scsi/libsas
parent693e66a0a6ac56322687f614ba6e8bfbc43a1530 (diff)
downloadlinux-69b80a0ed0b5d0c54ee1618eb5a015699e8c47c5.tar.xz
scsi: libsas: Add sas_abort_task_set()
Add a generic implementation of abort task set TMF handler, and use in LLDDs. Link: https://lore.kernel.org/r/1645112566-115804-14-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')
-rw-r--r--drivers/scsi/libsas/sas_scsi_host.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index c5d9c6a6b870..06bc7221ac3a 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -1030,10 +1030,8 @@ int sas_execute_tmf(struct domain_device *device, void *parameter,
return res;
}
-int sas_execute_ssp_tmf(struct domain_device *device, u8 *lun,
- struct sas_tmf_task *tmf);
-int sas_execute_ssp_tmf(struct domain_device *device, u8 *lun,
- struct sas_tmf_task *tmf)
+static int sas_execute_ssp_tmf(struct domain_device *device, u8 *lun,
+ struct sas_tmf_task *tmf)
{
struct sas_ssp_task ssp_task;
@@ -1045,6 +1043,16 @@ int sas_execute_ssp_tmf(struct domain_device *device, u8 *lun,
return sas_execute_tmf(device, &ssp_task, sizeof(ssp_task), -1, tmf);
}
+int sas_abort_task_set(struct domain_device *dev, u8 *lun)
+{
+ struct sas_tmf_task tmf_task = {
+ .tmf = TMF_ABORT_TASK_SET,
+ };
+
+ return sas_execute_ssp_tmf(dev, lun, &tmf_task);
+}
+EXPORT_SYMBOL_GPL(sas_abort_task_set);
+
/*
* Tell an upper layer that it needs to initiate an abort for a given task.
* This should only ever be called by an LLDD.