Commit 6b207ba3 authored by Tejun Heo's avatar Tejun Heo Committed by Linus Torvalds

ocfs2: convert to idr_alloc()

Convert to the much saner new idr interface.
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Acked-by: default avatarJoel Becker <jlbec@evilplan.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 4542da63
......@@ -304,28 +304,22 @@ static u8 o2net_num_from_nn(struct o2net_node *nn)
static int o2net_prep_nsw(struct o2net_node *nn, struct o2net_status_wait *nsw)
{
int ret = 0;
int ret;
do {
if (!idr_pre_get(&nn->nn_status_idr, GFP_ATOMIC)) {
ret = -EAGAIN;
break;
}
spin_lock(&nn->nn_lock);
ret = idr_get_new(&nn->nn_status_idr, nsw, &nsw->ns_id);
if (ret == 0)
list_add_tail(&nsw->ns_node_item,
&nn->nn_status_list);
ret = idr_alloc(&nn->nn_status_idr, nsw, 0, 0, GFP_ATOMIC);
if (ret >= 0) {
nsw->ns_id = ret;
list_add_tail(&nsw->ns_node_item, &nn->nn_status_list);
}
spin_unlock(&nn->nn_lock);
} while (ret == -EAGAIN);
if (ret < 0)
return ret;
if (ret == 0) {
init_waitqueue_head(&nsw->ns_wq);
nsw->ns_sys_status = O2NET_ERR_NONE;
nsw->ns_status = 0;
}
return ret;
return 0;
}
static void o2net_complete_nsw_locked(struct o2net_node *nn,
......
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