Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6.26

[linux-2.6-omap-h63xx.git] / include / linux / mm_types.h

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 29adaa781cb602b69cf471b4563edc6d827e89a9..02a27ae78539cfe536106f46a8f89b50ea63985e 100644 (file)
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -42,7 +42,10 @@ struct page {
                                         * to show when page is mapped
                                         * & limit reverse map searches.
                                         */
-               unsigned int inuse;     /* SLUB: Nr of objects */
+               struct {                /* SLUB */
+                       u16 inuse;
+                       u16 objects;
+               };
        };
        union {
            struct {
@@ -222,8 +225,24 @@ struct mm_struct {
        /* aio bits */
        rwlock_t                ioctx_list_lock;        /* aio lock */
        struct kioctx           *ioctx_list;
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
-       struct mem_cgroup *mem_cgroup;
+#ifdef CONFIG_MM_OWNER
+       /*
+        * "owner" points to a task that is regarded as the canonical
+        * user/owner of this mm. All of the following must be true in
+        * order for it to be changed:
+        *
+        * current == mm->owner
+        * current->mm != mm
+        * new_owner->mm == mm
+        * new_owner->alloc_lock is held
+        */
+       struct task_struct *owner;
+#endif
+
+#ifdef CONFIG_PROC_FS
+       /* store ref to file /proc/<pid>/exe symlink points to */
+       struct file *exe_file;
+       unsigned long num_exe_file_vmas;
 #endif
 };