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-rw-r--r--mm/vmalloc.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index c5db9a7264d9..7e00b280648a 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -24,6 +24,7 @@
#include <linux/rbtree.h>
#include <linux/radix-tree.h>
#include <linux/rcupdate.h>
+#include <linux/bootmem.h>
#include <asm/atomic.h>
#include <asm/uaccess.h>
@@ -984,6 +985,8 @@ EXPORT_SYMBOL(vm_map_ram);
void __init vmalloc_init(void)
{
+ struct vmap_area *va;
+ struct vm_struct *tmp;
int i;
for_each_possible_cpu(i) {
@@ -996,6 +999,14 @@ void __init vmalloc_init(void)
vbq->nr_dirty = 0;
}
+ /* Import existing vmlist entries. */
+ for (tmp = vmlist; tmp; tmp = tmp->next) {
+ va = alloc_bootmem(sizeof(struct vmap_area));
+ va->flags = tmp->flags | VM_VM_AREA;
+ va->va_start = (unsigned long)tmp->addr;
+ va->va_end = va->va_start + tmp->size;
+ __insert_vmap_area(va);
+ }
vmap_initialized = true;
}