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authorDan Williams <dan.j.williams@intel.com>2011-07-30 04:26:39 +0400
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 18:35:13 +0400
commit4fcf812ca392303aa79dd50e96e83a29faa13bd0 (patch)
tree411c33d701989b44ba2f4ecb64fd0cba92214958 /include/scsi/libsas.h
parent7ca3c803e85080afdff4097e60fefec865027809 (diff)
downloadlinux-4fcf812ca392303aa79dd50e96e83a29faa13bd0.tar.xz
[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 'include/scsi/libsas.h')
-rw-r--r--include/scsi/libsas.h26
1 files changed, 2 insertions, 24 deletions
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index ee866060f8a4..2517254b8403 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -555,36 +555,14 @@ struct sas_task {
struct work_struct abort_work;
};
-extern struct kmem_cache *sas_task_cache;
-
#define SAS_TASK_STATE_PENDING 1
#define SAS_TASK_STATE_DONE 2
#define SAS_TASK_STATE_ABORTED 4
#define SAS_TASK_NEED_DEV_RESET 8
#define SAS_TASK_AT_INITIATOR 16
-static inline struct sas_task *sas_alloc_task(gfp_t flags)
-{
- struct sas_task *task = kmem_cache_zalloc(sas_task_cache, flags);
-
- 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 inline void sas_free_task(struct sas_task *task)
-{
- if (task) {
- BUG_ON(!list_empty(&task->list));
- kmem_cache_free(sas_task_cache, task);
- }
-}
+extern struct sas_task *sas_alloc_task(gfp_t flags);
+extern void sas_free_task(struct sas_task *task);
struct sas_domain_function_template {
/* The class calls these to notify the LLDD of an event. */