lkml.org 
[lkml]   [2011]   [Dec]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] Change void* into explict vm_struct*
Date
Now, vmap_area->private is void* but we don't use the field
for various purpose but use only for vm_struct.
So change it with vm_struct* with naming and it's more good
for readability and type checking.

Signed-off-by: Minchan Kim <minchan@kernel.org>
---
mm/vmalloc.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index e1fa5a6..6e3945d 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;
};

@@ -1265,7 +1265,7 @@ 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;
}

@@ -1388,7 +1388,7 @@ 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;
}
@@ -1407,7 +1407,7 @@ 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;
--
1.7.6.4


\
 
 \ /
  Last update: 2011-12-22 04:35    [W:0.037 / U:1.536 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site