[PATCH 10/29] staging/lustre: Remove unused lu_object functions.

2015-09-28 Thread green 
From: Oleg Drokin 

Quite a bunch of them are only used on the server.
lu_object_put_nocache, lu_object_invariant, lu_dev_del_linkage,
lu_context_tags_update, lu_context_tags_clear, lu_session_tags_update,
lu_session_tags_clear, lu_env_refill_by_tags, lu_printk_printer,
lu_object_assign_fid, lu_object_anon, lu_buf_free, lu_buf_alloc,
lu_buf_realloc, lu_buf_check_and_alloc, lu_buf_check_and_grow

Reported-by: Arnd Bergmann 
Signed-off-by: Oleg Drokin 
---
 drivers/staging/lustre/lustre/include/lu_object.h  |  27 ---
 drivers/staging/lustre/lustre/obdclass/lu_object.c | 241 -
 2 files changed, 268 deletions(-)

diff --git a/drivers/staging/lustre/lustre/include/lu_object.h 
b/drivers/staging/lustre/lustre/include/lu_object.h
index 7756008..e2199c2 100644
--- a/drivers/staging/lustre/lustre/include/lu_object.h
+++ b/drivers/staging/lustre/lustre/include/lu_object.h
@@ -672,7 +672,6 @@ void lu_object_add_top(struct lu_object_header *h, 
struct lu_object *o);
 void lu_object_add (struct lu_object *before, struct lu_object *o);
 
 void lu_dev_add_linkage(struct lu_site *s, struct lu_device *d);
-void lu_dev_del_linkage(struct lu_site *s, struct lu_device *d);
 
 /**
  * Helpers to initialize and finalize device types.
@@ -710,7 +709,6 @@ static inline int lu_object_is_dying(const struct 
lu_object_header *h)
 }
 
 void lu_object_put(const struct lu_env *env, struct lu_object *o);
-void lu_object_put_nocache(const struct lu_env *env, struct lu_object *o);
 void lu_object_unhash(const struct lu_env *env, struct lu_object *o);
 
 int lu_site_purge(const struct lu_env *env, struct lu_site *s, int nr);
@@ -1241,14 +1239,6 @@ void lu_context_key_degister_many(struct lu_context_key 
*k, ...);
 void lu_context_key_revive_many  (struct lu_context_key *k, ...);
 void lu_context_key_quiesce_many (struct lu_context_key *k, ...);
 
-/*
- * update/clear ctx/ses tags.
- */
-void lu_context_tags_update(__u32 tags);
-void lu_context_tags_clear(__u32 tags);
-void lu_session_tags_update(__u32 tags);
-void lu_session_tags_clear(__u32 tags);
-
 /**
  * Environment.
  */
@@ -1266,7 +1256,6 @@ struct lu_env {
 int  lu_env_init  (struct lu_env *env, __u32 tags);
 void lu_env_fini  (struct lu_env *env);
 int  lu_env_refill(struct lu_env *env);
-int  lu_env_refill_by_tags(struct lu_env *env, __u32 ctags, __u32 stags);
 
 /** @} lu_context */
 
@@ -1319,21 +1308,5 @@ struct lu_kmem_descr {
 int  lu_kmem_init(struct lu_kmem_descr *caches);
 void lu_kmem_fini(struct lu_kmem_descr *caches);
 
-void lu_object_assign_fid(const struct lu_env *env, struct lu_object *o,
- const struct lu_fid *fid);
-struct lu_object *lu_object_anon(const struct lu_env *env,
-struct lu_device *dev,
-const struct lu_object_conf *conf);
-
-/** null buffer */
-extern struct lu_buf LU_BUF_NULL;
-
-void lu_buf_free(struct lu_buf *buf);
-void lu_buf_alloc(struct lu_buf *buf, int size);
-void lu_buf_realloc(struct lu_buf *buf, int size);
-
-int lu_buf_check_and_grow(struct lu_buf *buf, int len);
-struct lu_buf *lu_buf_check_and_alloc(struct lu_buf *buf, int len);
-
 /** @} lu */
 #endif /* __LUSTRE_LU_OBJECT_H */
diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c 
b/drivers/staging/lustre/lustre/obdclass/lu_object.c
index c892e82..01d70f0 100644
--- a/drivers/staging/lustre/lustre/obdclass/lu_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c
@@ -157,17 +157,6 @@ void lu_object_put(const struct lu_env *env, struct 
lu_object *o)
 EXPORT_SYMBOL(lu_object_put);
 
 /**
- * Put object and don't keep in cache. This is temporary solution for
- * multi-site objects when its layering is not constant.
- */
-void lu_object_put_nocache(const struct lu_env *env, struct lu_object *o)
-{
-   set_bit(LU_OBJECT_HEARD_BANSHEE, >lo_header->loh_flags);
-   return lu_object_put(env, o);
-}
-EXPORT_SYMBOL(lu_object_put_nocache);
-
-/**
  * Kill the object and take it out of LRU cache.
  * Currently used by client code for layout change.
  */
@@ -529,23 +518,6 @@ void lu_object_print(const struct lu_env *env, void 
*cookie,
 }
 EXPORT_SYMBOL(lu_object_print);
 
-/**
- * Check object consistency.
- */
-int lu_object_invariant(const struct lu_object *o)
-{
-   struct lu_object_header *top;
-
-   top = o->lo_header;
-   list_for_each_entry(o, >loh_layers, lo_linkage) {
-   if (o->lo_ops->loo_object_invariant != NULL &&
-   !o->lo_ops->loo_object_invariant(o))
-   return 0;
-   }
-   return 1;
-}
-EXPORT_SYMBOL(lu_object_invariant);
-
 static struct lu_object *htable_lookup(struct lu_site *s,
   struct cfs_hash_bd *bd,
   const struct lu_fid *f,
@@ -962,14 +934,6 @@ void lu_dev_add_linkage(struct lu_site *s, struct 
lu_device *d)
 }
 EXPORT_SYMBOL(lu_dev_add_linkage);
 
-void lu_dev_del_linkage(struct lu_site

[PATCH 10/29] staging/lustre: Remove unused lu_object functions.

2015-09-28 Thread green 
From: Oleg Drokin 

Quite a bunch of them are only used on the server.
lu_object_put_nocache, lu_object_invariant, lu_dev_del_linkage,
lu_context_tags_update, lu_context_tags_clear, lu_session_tags_update,
lu_session_tags_clear, lu_env_refill_by_tags, lu_printk_printer,
lu_object_assign_fid, lu_object_anon, lu_buf_free, lu_buf_alloc,
lu_buf_realloc, lu_buf_check_and_alloc, lu_buf_check_and_grow

Reported-by: Arnd Bergmann 
Signed-off-by: Oleg Drokin 
---
 drivers/staging/lustre/lustre/include/lu_object.h  |  27 ---
 drivers/staging/lustre/lustre/obdclass/lu_object.c | 241 -
 2 files changed, 268 deletions(-)

diff --git a/drivers/staging/lustre/lustre/include/lu_object.h 
b/drivers/staging/lustre/lustre/include/lu_object.h
index 7756008..e2199c2 100644
--- a/drivers/staging/lustre/lustre/include/lu_object.h
+++ b/drivers/staging/lustre/lustre/include/lu_object.h
@@ -672,7 +672,6 @@ void lu_object_add_top(struct lu_object_header *h, 
struct lu_object *o);
 void lu_object_add (struct lu_object *before, struct lu_object *o);
 
 void lu_dev_add_linkage(struct lu_site *s, struct lu_device *d);
-void lu_dev_del_linkage(struct lu_site *s, struct lu_device *d);
 
 /**
  * Helpers to initialize and finalize device types.
@@ -710,7 +709,6 @@ static inline int lu_object_is_dying(const struct 
lu_object_header *h)
 }
 
 void lu_object_put(const struct lu_env *env, struct lu_object *o);
-void lu_object_put_nocache(const struct lu_env *env, struct lu_object *o);
 void lu_object_unhash(const struct lu_env *env, struct lu_object *o);
 
 int lu_site_purge(const struct lu_env *env, struct lu_site *s, int nr);
@@ -1241,14 +1239,6 @@ void lu_context_key_degister_many(struct lu_context_key 
*k, ...);
 void lu_context_key_revive_many  (struct lu_context_key *k, ...);
 void lu_context_key_quiesce_many (struct lu_context_key *k, ...);
 
-/*
- * update/clear ctx/ses tags.
- */
-void lu_context_tags_update(__u32 tags);
-void lu_context_tags_clear(__u32 tags);
-void lu_session_tags_update(__u32 tags);
-void lu_session_tags_clear(__u32 tags);
-
 /**
  * Environment.
  */
@@ -1266,7 +1256,6 @@ struct lu_env {
 int  lu_env_init  (struct lu_env *env, __u32 tags);
 void lu_env_fini  (struct lu_env *env);
 int  lu_env_refill(struct lu_env *env);
-int  lu_env_refill_by_tags(struct lu_env *env, __u32 ctags, __u32 stags);
 
 /** @} lu_context */
 
@@ -1319,21 +1308,5 @@ struct lu_kmem_descr {
 int  lu_kmem_init(struct lu_kmem_descr *caches);
 void lu_kmem_fini(struct lu_kmem_descr *caches);
 
-void lu_object_assign_fid(const struct lu_env *env, struct lu_object *o,
- const struct lu_fid *fid);
-struct lu_object *lu_object_anon(const struct lu_env *env,
-struct lu_device *dev,
-const struct lu_object_conf *conf);
-
-/** null buffer */
-extern struct lu_buf LU_BUF_NULL;
-
-void lu_buf_free(struct lu_buf *buf);
-void lu_buf_alloc(struct lu_buf *buf, int size);
-void lu_buf_realloc(struct lu_buf *buf, int size);
-
-int lu_buf_check_and_grow(struct lu_buf *buf, int len);
-struct lu_buf *lu_buf_check_and_alloc(struct lu_buf *buf, int len);
-
 /** @} lu */
 #endif /* __LUSTRE_LU_OBJECT_H */
diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c 
b/drivers/staging/lustre/lustre/obdclass/lu_object.c
index c892e82..01d70f0 100644
--- a/drivers/staging/lustre/lustre/obdclass/lu_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c
@@ -157,17 +157,6 @@ void lu_object_put(const struct lu_env *env, struct 
lu_object *o)
 EXPORT_SYMBOL(lu_object_put);
 
 /**
- * Put object and don't keep in cache. This is temporary solution for
- * multi-site objects when its layering is not constant.
- */
-void lu_object_put_nocache(const struct lu_env *env, struct lu_object *o)
-{
-   set_bit(LU_OBJECT_HEARD_BANSHEE, >lo_header->loh_flags);
-   return lu_object_put(env, o);
-}
-EXPORT_SYMBOL(lu_object_put_nocache);
-
-/**
  * Kill the object and take it out of LRU cache.
  * Currently used by client code for layout change.
  */
@@ -529,23 +518,6 @@ void lu_object_print(const struct lu_env *env, void 
*cookie,
 }
 EXPORT_SYMBOL(lu_object_print);
 
-/**
- * Check object consistency.
- */
-int lu_object_invariant(const struct lu_object *o)
-{
-   struct lu_object_header *top;
-
-   top = o->lo_header;
-   list_for_each_entry(o, >loh_layers, lo_linkage) {
-   if (o->lo_ops->loo_object_invariant != NULL &&
-   !o->lo_ops->loo_object_invariant(o))
-   return 0;
-   }
-   return 1;
-}
-EXPORT_SYMBOL(lu_object_invariant);
-
 static struct lu_object *htable_lookup(struct lu_site *s,
   struct cfs_hash_bd *bd,
   const struct lu_fid *f,
@@ -962,14 +934,6 @@ void lu_dev_add_linkage(struct lu_site *s, struct 
lu_device *d)
 }