Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux

[mirror_ubuntu-focal-kernel.git] / include / linux / vmalloc.h

diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index d1f1d338af2051a07d6df62e5408056ede5acf05..3d9d786a943cacd7321b208f59ff4a4467c561df 100644 (file)
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -4,10 +4,12 @@
 #include <linux/spinlock.h>
 #include <linux/init.h>
 #include <linux/list.h>
+#include <linux/llist.h>
 #include <asm/page.h>          /* pgprot_t */
 #include <linux/rbtree.h>
 
 struct vm_area_struct;         /* vma defining user mapping in mm_types.h */
+struct notifier_block;         /* in notifier.h */
 
 /* bits in flags of vmalloc's vm_struct below */
 #define VM_IOREMAP             0x00000001      /* ioremap() and friends */
@@ -44,7 +46,7 @@ struct vmap_area {
        unsigned long flags;
        struct rb_node rb_node;         /* address sorted rbtree */
        struct list_head list;          /* address sorted list */
-       struct list_head purge_list;    /* "lazy purge" list */
+       struct llist_node purge_list;    /* "lazy purge" list */
        struct vm_struct *vm;
        struct rcu_head rcu_head;
 };
@@ -187,4 +189,7 @@ pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms)
 #define VMALLOC_TOTAL 0UL
 #endif
 
+int register_vmap_purge_notifier(struct notifier_block *nb);
+int unregister_vmap_purge_notifier(struct notifier_block *nb);
+
 #endif /* _LINUX_VMALLOC_H */