auto import from //depot/cupcake/@135843

libc/kernel/common/linux/plist.h

@@ -0,0 +1,44 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_PLIST_H_
+#define _LINUX_PLIST_H_
+
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/spinlock_types.h>
+
+struct plist_head {
+ struct list_head prio_list;
+ struct list_head node_list;
+};
+
+struct plist_node {
+ int prio;
+ struct plist_head plist;
+};
+
+#define PLIST_HEAD_LOCK_INIT(_lock)
+
+#define PLIST_HEAD_INIT(head, _lock)  {   .prio_list = LIST_HEAD_INIT((head).prio_list),   .node_list = LIST_HEAD_INIT((head).node_list),   PLIST_HEAD_LOCK_INIT(&(_lock))  }
+
+#define PLIST_NODE_INIT(node, __prio)  {   .prio = (__prio),   .plist = PLIST_HEAD_INIT((node).plist, NULL),  }
+
+#define plist_for_each(pos, head)   list_for_each_entry(pos, &(head)->node_list, plist.node_list)
+
+#define plist_for_each_safe(pos, n, head)   list_for_each_entry_safe(pos, n, &(head)->node_list, plist.node_list)
+
+#define plist_for_each_entry(pos, head, mem)   list_for_each_entry(pos, &(head)->node_list, mem.plist.node_list)
+
+#define plist_for_each_entry_safe(pos, n, head, m)   list_for_each_entry_safe(pos, n, &(head)->node_list, m.plist.node_list)
+
+#define plist_first_entry(head, type, member)   container_of(plist_first(head), type, member)
+#endif