| /* IRQ-safe linked lists |
| * |
| * (C) 2015-2017 by Harald Welte <laforge@gnumonks.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
| */ |
| #pragma once |
| |
| #include <osmocom/core/linuxlist.h> |
| #include "utils.h" |
| |
| static inline void llist_add_irqsafe(struct llist_head *_new, |
| struct llist_head *head) |
| { |
| unsigned long x; |
| |
| local_irq_save(x); |
| llist_add(_new, head); |
| local_irq_restore(x); |
| } |
| |
| static inline void llist_add_tail_irqsafe(struct llist_head *_new, |
| struct llist_head *head) |
| { |
| unsigned long x; |
| |
| local_irq_save(x); |
| llist_add_tail(_new, head); |
| __enable_irq(); |
| } |
| |
| static inline struct llist_head *llist_head_dequeue_irqsafe(struct llist_head *head) |
| { |
| struct llist_head *lh; |
| unsigned long x; |
| |
| local_irq_save(x); |
| if (llist_empty(head)) { |
| lh = NULL; |
| } else { |
| lh = head->next; |
| llist_del(lh); |
| } |
| local_irq_restore(x); |
| |
| return lh; |
| } |