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Subject[PATCH 9/9] staging: lustre: lov: remove unused lov obd functions
Date
From: "John L. Hammond" <john.hammond@intel.com>

Remove the unused lov functions lov_get_reqset,
lov_check_index_in_pool, and lov_find_pool functions.
Remove unused data structures.

Signed-off-by: John L. Hammond <john.hammond@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-2675
Reviewed-on: http://review.whamcloud.com/5581
Reviewed-by: Alex Zhuravlev <alexey.zhuravlev@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
---
drivers/staging/lustre/lustre/lov/lov_ea.c | 5 ---
drivers/staging/lustre/lustre/lov/lov_internal.h | 11 ------
drivers/staging/lustre/lustre/lov/lov_obd.c | 1 -
drivers/staging/lustre/lustre/lov/lov_pool.c | 47 ------------------------
drivers/staging/lustre/lustre/lov/lov_request.c | 3 --
5 files changed, 67 deletions(-)

diff --git a/drivers/staging/lustre/lustre/lov/lov_ea.c b/drivers/staging/lustre/lustre/lov/lov_ea.c
index b652940..460f0fa 100644
--- a/drivers/staging/lustre/lustre/lov/lov_ea.c
+++ b/drivers/staging/lustre/lustre/lov/lov_ea.c
@@ -48,11 +48,6 @@

#include "lov_internal.h"

-struct lovea_unpack_args {
- struct lov_stripe_md *lsm;
- int cursor;
-};
-
static int lsm_lmm_verify_common(struct lov_mds_md *lmm, int lmm_bytes,
__u16 stripe_count)
{
diff --git a/drivers/staging/lustre/lustre/lov/lov_internal.h b/drivers/staging/lustre/lustre/lov/lov_internal.h
index ff01fe9..eef9afa 100644
--- a/drivers/staging/lustre/lustre/lov/lov_internal.h
+++ b/drivers/staging/lustre/lustre/lov/lov_internal.h
@@ -103,7 +103,6 @@ struct lov_request {
};

struct lov_request_set {
- struct ldlm_enqueue_info *set_ei;
struct obd_info *set_oi;
atomic_t set_refcount;
struct obd_export *set_exp;
@@ -117,10 +116,8 @@ struct lov_request_set {
atomic_t set_finish_checked;
struct llog_cookie *set_cookies;
int set_cookie_sent;
- struct obd_trans_info *set_oti;
struct list_head set_list;
wait_queue_head_t set_waitq;
- spinlock_t set_lock;
};

extern struct kmem_cache *lov_oinfo_slab;
@@ -129,12 +126,6 @@ extern struct lu_kmem_descr lov_caches[];

void lov_finish_set(struct lov_request_set *set);

-static inline void lov_get_reqset(struct lov_request_set *set)
-{
- LASSERT(atomic_read(&set->set_refcount) > 0);
- atomic_inc(&set->set_refcount);
-}
-
static inline void lov_put_reqset(struct lov_request_set *set)
{
if (atomic_dec_and_test(&set->set_refcount))
@@ -246,8 +237,6 @@ int lov_pool_new(struct obd_device *obd, char *poolname);
int lov_pool_del(struct obd_device *obd, char *poolname);
int lov_pool_add(struct obd_device *obd, char *poolname, char *ostname);
int lov_pool_remove(struct obd_device *obd, char *poolname, char *ostname);
-struct pool_desc *lov_find_pool(struct lov_obd *lov, char *poolname);
-int lov_check_index_in_pool(__u32 idx, struct pool_desc *pool);
void lov_pool_putref(struct pool_desc *pool);

static inline struct lov_stripe_md *lsm_addref(struct lov_stripe_md *lsm)
diff --git a/drivers/staging/lustre/lustre/lov/lov_obd.c b/drivers/staging/lustre/lustre/lov/lov_obd.c
index bc9135a..e15ef2e 100644
--- a/drivers/staging/lustre/lustre/lov/lov_obd.c
+++ b/drivers/staging/lustre/lustre/lov/lov_obd.c
@@ -123,7 +123,6 @@ static int lov_set_osc_active(struct obd_device *obd, struct obd_uuid *uuid,
static int lov_notify(struct obd_device *obd, struct obd_device *watched,
enum obd_notify_event ev, void *data);

-#define MAX_STRING_SIZE 128
int lov_connect_obd(struct obd_device *obd, __u32 index, int activate,
struct obd_connect_data *data)
{
diff --git a/drivers/staging/lustre/lustre/lov/lov_pool.c b/drivers/staging/lustre/lustre/lov/lov_pool.c
index 4254243..690292e 100644
--- a/drivers/staging/lustre/lustre/lov/lov_pool.c
+++ b/drivers/staging/lustre/lustre/lov/lov_pool.c
@@ -586,50 +586,3 @@ out:
lov_pool_putref(pool);
return rc;
}
-
-int lov_check_index_in_pool(__u32 idx, struct pool_desc *pool)
-{
- int i, rc;
-
- /* caller may no have a ref on pool if it got the pool
- * without calling lov_find_pool() (e.g. go through the lov pool
- * list)
- */
- lov_pool_getref(pool);
-
- down_read(&pool_tgt_rw_sem(pool));
-
- for (i = 0; i < pool_tgt_count(pool); i++) {
- if (pool_tgt_array(pool)[i] == idx) {
- rc = 0;
- goto out;
- }
- }
- rc = -ENOENT;
-out:
- up_read(&pool_tgt_rw_sem(pool));
-
- lov_pool_putref(pool);
- return rc;
-}
-
-struct pool_desc *lov_find_pool(struct lov_obd *lov, char *poolname)
-{
- struct pool_desc *pool;
-
- pool = NULL;
- if (poolname[0] != '\0') {
- pool = cfs_hash_lookup(lov->lov_pools_hash_body, poolname);
- if (!pool)
- CWARN("Request for an unknown pool ("LOV_POOLNAMEF")\n",
- poolname);
- if (pool && (pool_tgt_count(pool) == 0)) {
- CWARN("Request for an empty pool ("LOV_POOLNAMEF")\n",
- poolname);
- /* pool is ignored, so we remove ref on it */
- lov_pool_putref(pool);
- pool = NULL;
- }
- }
- return pool;
-}
diff --git a/drivers/staging/lustre/lustre/lov/lov_request.c b/drivers/staging/lustre/lustre/lov/lov_request.c
index 4d7073e..1be4b92 100644
--- a/drivers/staging/lustre/lustre/lov/lov_request.c
+++ b/drivers/staging/lustre/lustre/lov/lov_request.c
@@ -52,7 +52,6 @@ static void lov_init_set(struct lov_request_set *set)
INIT_LIST_HEAD(&set->set_list);
atomic_set(&set->set_refcount, 1);
init_waitqueue_head(&set->set_waitq);
- spin_lock_init(&set->set_lock);
}

void lov_finish_set(struct lov_request_set *set)
@@ -362,7 +361,6 @@ int lov_prep_destroy_set(struct obd_export *exp, struct obd_info *oinfo,
set->set_oi = oinfo;
set->set_oi->oi_md = lsm;
set->set_oi->oi_oa = src_oa;
- set->set_oti = oti;
if (oti && src_oa->o_valid & OBD_MD_FLCOOKIE)
set->set_cookies = oti->oti_logcookies;

@@ -479,7 +477,6 @@ int lov_prep_setattr_set(struct obd_export *exp, struct obd_info *oinfo,
lov_init_set(set);

set->set_exp = exp;
- set->set_oti = oti;
set->set_oi = oinfo;
if (oti && oinfo->oi_oa->o_valid & OBD_MD_FLCOOKIE)
set->set_cookies = oti->oti_logcookies;
--
2.7.4
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