diff options
Diffstat (limited to 'fs/dlm/lockspace.c')
| -rw-r--r-- | fs/dlm/lockspace.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c index 9ed4b70348fb..3f6cb422ac4b 100644 --- a/fs/dlm/lockspace.c +++ b/fs/dlm/lockspace.c @@ -270,12 +270,36 @@ struct dlm_ls *dlm_find_lockspace_global(uint32_t id) return ls; } -struct dlm_ls *dlm_find_lockspace_local(void *id) +struct dlm_ls *dlm_find_lockspace_local(dlm_lockspace_t *lockspace) { - struct dlm_ls *ls = id; + struct dlm_ls *ls; spin_lock(&lslist_lock); - ls->ls_count++; + list_for_each_entry(ls, &lslist, ls_list) { + if (ls->ls_local_handle == lockspace) { + ls->ls_count++; + goto out; + } + } + ls = NULL; + out: + spin_unlock(&lslist_lock); + return ls; +} + +struct dlm_ls *dlm_find_lockspace_device(int minor) +{ + struct dlm_ls *ls; + + spin_lock(&lslist_lock); + list_for_each_entry(ls, &lslist, ls_list) { + if (ls->ls_device.minor == minor) { + ls->ls_count++; + goto out; + } + } + ls = NULL; + out: spin_unlock(&lslist_lock); return ls; } @@ -436,6 +460,7 @@ static int new_lockspace(char *name, int namelen, void **lockspace, init_rwsem(&ls->ls_in_recovery); INIT_LIST_HEAD(&ls->ls_requestqueue); mutex_init(&ls->ls_requestqueue_mutex); + mutex_init(&ls->ls_clear_proc_locks); ls->ls_recover_buf = kmalloc(dlm_config.buffer_size, GFP_KERNEL); if (!ls->ls_recover_buf) @@ -444,6 +469,7 @@ static int new_lockspace(char *name, int namelen, void **lockspace, INIT_LIST_HEAD(&ls->ls_recover_list); spin_lock_init(&ls->ls_recover_list_lock); ls->ls_recover_list_count = 0; + ls->ls_local_handle = ls; init_waitqueue_head(&ls->ls_wait_general); INIT_LIST_HEAD(&ls->ls_root_list); init_rwsem(&ls->ls_root_sem); |