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authorDan Williams <dan.j.williams@intel.com>2011-07-29 17:26:39 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 08:35:13 -0600
commit4fcf812ca392303aa79dd50e96e83a29faa13bd0 (patch)
tree411c33d701989b44ba2f4ecb64fd0cba92214958 /drivers/scsi/mvsas
parent7ca3c803e85080afdff4097e60fefec865027809 (diff)
downloadop-kernel-dev-4fcf812ca392303aa79dd50e96e83a29faa13bd0.zip
op-kernel-dev-4fcf812ca392303aa79dd50e96e83a29faa13bd0.tar.gz
[SCSI] libsas: export sas_alloc_task()
Now that isci has added a 3rd open coded user of this functionality just share the libsas version. Acked-by: Jack Wang <jack_wang@usish.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/mvsas')
-rw-r--r--drivers/scsi/mvsas/mv_sas.c29
1 files changed, 3 insertions, 26 deletions
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index 4958fef..4196eee 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -1387,28 +1387,6 @@ void mvs_dev_gone(struct domain_device *dev)
mvs_dev_gone_notify(dev);
}
-static struct sas_task *mvs_alloc_task(void)
-{
- struct sas_task *task = kzalloc(sizeof(struct sas_task), GFP_KERNEL);
-
- if (task) {
- INIT_LIST_HEAD(&task->list);
- spin_lock_init(&task->task_state_lock);
- task->task_state_flags = SAS_TASK_STATE_PENDING;
- init_timer(&task->timer);
- init_completion(&task->completion);
- }
- return task;
-}
-
-static void mvs_free_task(struct sas_task *task)
-{
- if (task) {
- BUG_ON(!list_empty(&task->list));
- kfree(task);
- }
-}
-
static void mvs_task_done(struct sas_task *task)
{
if (!del_timer(&task->timer))
@@ -1432,7 +1410,7 @@ static int mvs_exec_internal_tmf_task(struct domain_device *dev,
struct sas_task *task = NULL;
for (retry = 0; retry < 3; retry++) {
- task = mvs_alloc_task();
+ task = sas_alloc_task(GFP_KERNEL);
if (!task)
return -ENOMEM;
@@ -1490,15 +1468,14 @@ static int mvs_exec_internal_tmf_task(struct domain_device *dev,
SAS_ADDR(dev->sas_addr),
task->task_status.resp,
task->task_status.stat);
- mvs_free_task(task);
+ sas_free_task(task);
task = NULL;
}
}
ex_err:
BUG_ON(retry == 3 && task != NULL);
- if (task != NULL)
- mvs_free_task(task);
+ sas_free_task(task);
return res;
}
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