tun: call dev_get_valid_name() before register_netdevice()

[mirror_ubuntu-artful-kernel.git] / include / linux / mm_types.h

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 3cadee0a350889f748e7b1a999b449ae003e9c3f..d0142c1135efb64b76696ed3895fc671d8f68657 100644 (file)
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -259,6 +259,7 @@ struct vm_region {
        unsigned long   vm_top;         /* region allocated to here */
        unsigned long   vm_pgoff;       /* the offset in vm_file corresponding to vm_start */
        struct file     *vm_file;       /* the backing file or NULL */
+       struct file     *vm_prfile;     /* the virtual backing file or NULL */
 
        int             vm_usage;       /* region usage count (access under nommu_region_sem) */
        bool            vm_icache_flushed : 1; /* true if the icache has been flushed for
@@ -333,6 +334,7 @@ struct vm_area_struct {
        unsigned long vm_pgoff;         /* Offset (within vm_file) in PAGE_SIZE
                                           units */
        struct file * vm_file;          /* File we map to (can be NULL). */
+       struct file *vm_prfile;         /* shadow of vm_file */
        void * vm_private_data;         /* was vm_pte (shared mem) */
 
 #ifndef CONFIG_MMU