From 8a7c086d8cb17978f2fdf6768ff0233f9a9507ea Mon Sep 17 00:00:00 2001 From: Oleg Drokin Date: Thu, 1 Oct 2015 00:12:18 -0400 Subject: [PATCH] staging/lustre/ldlm: Remove unused ldlm_cancel_locks_for_exports() This is only used on the server in case a client gets disconnected. Signed-off-by: Oleg Drokin Signed-off-by: Greg Kroah-Hartman --- .../lustre/lustre/ldlm/ldlm_internal.h | 2 - .../staging/lustre/lustre/ldlm/ldlm_lock.c | 50 ------------------- 2 files changed, 52 deletions(-) diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h index fa4b7c760d49..e870b3ebe9dd 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h @@ -164,8 +164,6 @@ void ldlm_lock_add_to_lru(struct ldlm_lock *lock); void ldlm_lock_touch_in_lru(struct ldlm_lock *lock); void ldlm_lock_destroy_nolock(struct ldlm_lock *lock); -void ldlm_cancel_locks_for_export(struct obd_export *export); - /* ldlm_lockd.c */ int ldlm_bl_to_thread_lock(struct ldlm_namespace *ns, struct ldlm_lock_desc *ld, struct ldlm_lock *lock); diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c index 12eb5ac3b3d8..b257b894864b 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c @@ -2011,56 +2011,6 @@ struct export_cl_data { int ecl_loop; }; -/** - * Iterator function for ldlm_cancel_locks_for_export. - * Cancels passed locks. - */ -int ldlm_cancel_locks_for_export_cb(struct cfs_hash *hs, struct cfs_hash_bd *bd, - struct hlist_node *hnode, void *data) - -{ - struct export_cl_data *ecl = (struct export_cl_data *)data; - struct obd_export *exp = ecl->ecl_exp; - struct ldlm_lock *lock = cfs_hash_object(hs, hnode); - struct ldlm_resource *res; - - res = ldlm_resource_getref(lock->l_resource); - LDLM_LOCK_GET(lock); - - LDLM_DEBUG(lock, "export %p", exp); - ldlm_res_lvbo_update(res, NULL, 1); - ldlm_lock_cancel(lock); - ldlm_reprocess_all(res); - ldlm_resource_putref(res); - LDLM_LOCK_RELEASE(lock); - - ecl->ecl_loop++; - if ((ecl->ecl_loop & -ecl->ecl_loop) == ecl->ecl_loop) { - CDEBUG(D_INFO, - "Cancel lock %p for export %p (loop %d), still have %d locks left on hash table.\n", - lock, exp, ecl->ecl_loop, - atomic_read(&hs->hs_count)); - } - - return 0; -} - -/** - * Cancel all locks for given export. - * - * Typically called on client disconnection/eviction - */ -void ldlm_cancel_locks_for_export(struct obd_export *exp) -{ - struct export_cl_data ecl = { - .ecl_exp = exp, - .ecl_loop = 0, - }; - - cfs_hash_for_each_empty(exp->exp_lock_hash, - ldlm_cancel_locks_for_export_cb, &ecl); -} - /** * Downgrade an exclusive lock. * -- 2.30.2