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authorMinchan Kim <minchan@kernel.org>2012-01-10 15:08:39 -0800
committerBen Hutchings <ben@decadent.org.uk>2012-06-10 14:41:46 +0100
commit15db5b6a476408a1a4b165e1786874be5aa8e242 (patch)
tree15681c4231fa2bc7cd3b8d9247a0e88de17bb1ac
parent73436db332d5b4dd792f115cf0b500521badf3e5 (diff)
mm/vmalloc.c: change void* into explict vm_struct*
commit db1aecafef58b5dda39c4228debe2c845e4a27ab upstream. vmap_area->private is void* but we don't use the field for various purpose but use only for vm_struct. So change it to a vm_struct* with naming to improve for readability and type checking. Signed-off-by: Minchan Kim <minchan@kernel.org> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r--mm/vmalloc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 27be2f0d4cb..327a17dfb46 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -256,7 +256,7 @@ struct vmap_area {
struct rb_node rb_node; /* address sorted rbtree */
struct list_head list; /* address sorted list */
struct list_head purge_list; /* "lazy purge" list */
- void *private;
+ struct vm_struct *vm;
struct rcu_head rcu_head;
};
@@ -1260,7 +1260,7 @@ static void setup_vmalloc_vm(struct vm_struct *vm, struct vmap_area *va,
vm->addr = (void *)va->va_start;
vm->size = va->va_end - va->va_start;
vm->caller = caller;
- va->private = vm;
+ va->vm = vm;
va->flags |= VM_VM_AREA;
}
@@ -1383,7 +1383,7 @@ static struct vm_struct *find_vm_area(const void *addr)
va = find_vmap_area((unsigned long)addr);
if (va && va->flags & VM_VM_AREA)
- return va->private;
+ return va->vm;
return NULL;
}
@@ -1402,7 +1402,7 @@ struct vm_struct *remove_vm_area(const void *addr)
va = find_vmap_area((unsigned long)addr);
if (va && va->flags & VM_VM_AREA) {
- struct vm_struct *vm = va->private;
+ struct vm_struct *vm = va->vm;
if (!(vm->flags & VM_UNLIST)) {
struct vm_struct *tmp, **p;