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Diffstat (limited to 'fs/dlm/recover.c')
-rw-r--r--fs/dlm/recover.c52
1 files changed, 24 insertions, 28 deletions
diff --git a/fs/dlm/recover.c b/fs/dlm/recover.c
index aedea28a86a1..a6bc63f6e31b 100644
--- a/fs/dlm/recover.c
+++ b/fs/dlm/recover.c
@@ -305,27 +305,26 @@ static int recover_idr_empty(struct dlm_ls *ls)
static int recover_idr_add(struct dlm_rsb *r)
{
struct dlm_ls *ls = r->res_ls;
- int rv, id;
-
- rv = idr_pre_get(&ls->ls_recover_idr, GFP_NOFS);
- if (!rv)
- return -ENOMEM;
+ int rv;
+ idr_preload(GFP_NOFS);
spin_lock(&ls->ls_recover_idr_lock);
if (r->res_id) {
- spin_unlock(&ls->ls_recover_idr_lock);
- return -1;
- }
- rv = idr_get_new_above(&ls->ls_recover_idr, r, 1, &id);
- if (rv) {
- spin_unlock(&ls->ls_recover_idr_lock);
- return rv;
+ rv = -1;
+ goto out_unlock;
}
- r->res_id = id;
+ rv = idr_alloc(&ls->ls_recover_idr, r, 1, 0, GFP_NOWAIT);
+ if (rv < 0)
+ goto out_unlock;
+
+ r->res_id = rv;
ls->ls_recover_list_count++;
dlm_hold_rsb(r);
+ rv = 0;
+out_unlock:
spin_unlock(&ls->ls_recover_idr_lock);
- return 0;
+ idr_preload_end();
+ return rv;
}
static void recover_idr_del(struct dlm_rsb *r)
@@ -351,24 +350,21 @@ static struct dlm_rsb *recover_idr_find(struct dlm_ls *ls, uint64_t id)
return r;
}
-static int recover_idr_clear_rsb(int id, void *p, void *data)
+static void recover_idr_clear(struct dlm_ls *ls)
{
- struct dlm_ls *ls = data;
- struct dlm_rsb *r = p;
+ struct dlm_rsb *r;
+ int id;
- r->res_id = 0;
- r->res_recover_locks_count = 0;
- ls->ls_recover_list_count--;
+ spin_lock(&ls->ls_recover_idr_lock);
- dlm_put_rsb(r);
- return 0;
-}
+ idr_for_each_entry(&ls->ls_recover_idr, r, id) {
+ idr_remove(&ls->ls_recover_idr, id);
+ r->res_id = 0;
+ r->res_recover_locks_count = 0;
+ ls->ls_recover_list_count--;
-static void recover_idr_clear(struct dlm_ls *ls)
-{
- spin_lock(&ls->ls_recover_idr_lock);
- idr_for_each(&ls->ls_recover_idr, recover_idr_clear_rsb, ls);
- idr_remove_all(&ls->ls_recover_idr);
+ dlm_put_rsb(r);
+ }
if (ls->ls_recover_list_count != 0) {
log_error(ls, "warning: recover_list_count %d",