4 files changed, 12 insertions, 10 deletions

diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 43b406def35f..1abfe664c444 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -110,7 +110,6 @@ extern int __bitmap_weight(const unsigned long *bitmap, int bits);
 
 extern int bitmap_scnprintf(char *buf, unsigned int len,
                         const unsigned long *src, int nbits);
-extern int bitmap_scnprintf_len(unsigned int len);
 extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user,
                         unsigned long *dst, int nbits);
 extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen,
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index 9650806fe2ea..5df3db58fcc6 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -289,13 +289,6 @@ static inline int __cpumask_scnprintf(char *buf, int len,
         return bitmap_scnprintf(buf, len, srcp->bits, nbits);
 }
 
-#define cpumask_scnprintf_len(len) \
-                        __cpumask_scnprintf_len((len))
-static inline int __cpumask_scnprintf_len(int len)
-{
-        return bitmap_scnprintf_len(len);
-}
-
 #define cpumask_parse_user(ubuf, ulen, dst) \
                         __cpumask_parse_user((ubuf), (ulen), &(dst), NR_CPUS)
 static inline int __cpumask_parse_user(const char __user *buf, int len,
diff --git a/include/linux/fuse.h b/include/linux/fuse.h
index 5c86f1196c3a..d48282197696 100644
--- a/include/linux/fuse.h
+++ b/include/linux/fuse.h
@@ -109,6 +109,7 @@ struct fuse_file_lock {
 #define FUSE_POSIX_LOCKS        (1 << 1)
 #define FUSE_FILE_OPS           (1 << 2)
 #define FUSE_ATOMIC_O_TRUNC     (1 << 3)
+#define FUSE_BIG_WRITES         (1 << 5)
 
 /**
  * Release flags
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index eb7c16cc9559..02a27ae78539 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -226,8 +226,17 @@ struct mm_struct {
         rwlock_t                ioctx_list_lock;        /* aio lock */
         struct kioctx           *ioctx_list;
 #ifdef CONFIG_MM_OWNER
-        struct task_struct *owner;      /* The thread group leader that */
-                                        /* owns the mm_struct.          */
+        /*
+         * "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