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Commit a37c3010 authored by Tejun Heo's avatar Tejun Heo Committed by Linus Torvalds
Browse files

zcache: convert to idr_alloc() 



idr_get_new*() and friends are about to be deprecated.  Convert to the
new idr_alloc() interface.

Only compile tested.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Cc: Dan Magenheimer <dan.magenheimer@oracle.com>
Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 95e1b714

drivers/staging/zcache/ramster/tcp.c

+10 −15
Original line number Diff line number Diff line
@@ -300,27 +300,22 @@ static u8 r2net_num_from_nn(struct r2net_node *nn) 


static int r2net_prep_nsw(struct r2net_node *nn, struct r2net_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)  {

	if (ret >= 0) {

		init_waitqueue_head(&nsw->ns_wq);

		nsw->ns_sys_status = R2NET_ERR_NONE;

		nsw->ns_status = 0;

		return 0;

	}



	return ret;

}