1 files changed, 6 insertions, 24 deletions

diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index aa2b89071630..4a67188c8d74 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -40,7 +40,7 @@ struct proc_dir_entry {
 	const struct inode_operations *proc_iops;
 	const struct file_operations *proc_fops;
 	struct proc_dir_entry *parent;
-	struct rb_root subdir;
+	struct rb_root_cached subdir;
 	struct rb_node subdir_node;
 	void *data;
 	atomic_t count;		/* use count */
@@ -100,31 +100,10 @@ static inline struct task_struct *get_proc_task(struct inode *inode)
 	return get_pid_task(proc_pid(inode), PIDTYPE_PID);
 }
 
-void task_dump_owner(struct task_struct *task, mode_t mode,
+void task_dump_owner(struct task_struct *task, umode_t mode,
 		     kuid_t *ruid, kgid_t *rgid);
 
-static inline unsigned name_to_int(const struct qstr *qstr)
-{
-	const char *name = qstr->name;
-	int len = qstr->len;
-	unsigned n = 0;
-
-	if (len > 1 && *name == '0')
-		goto out;
-	while (len-- > 0) {
-		unsigned c = *name++ - '0';
-		if (c > 9)
-			goto out;
-		if (n >= (~0U-9)/10)
-			goto out;
-		n *= 10;
-		n += c;
-	}
-	return n;
-out:
-	return ~0U;
-}
-
+unsigned name_to_int(const struct qstr *qstr);
 /*
  * Offset of the first process in the /proc root directory..
  */
@@ -269,10 +248,12 @@ extern int proc_remount(struct super_block *, int *, char *);
 /*
  * task_[no]mmu.c
  */
+struct mem_size_stats;
 struct proc_maps_private {
 	struct inode *inode;
 	struct task_struct *task;
 	struct mm_struct *mm;
+	struct mem_size_stats *rollup;
 #ifdef CONFIG_MMU
 	struct vm_area_struct *tail_vma;
 #endif
@@ -288,6 +269,7 @@ extern const struct file_operations proc_tid_maps_operations;
 extern const struct file_operations proc_pid_numa_maps_operations;
 extern const struct file_operations proc_tid_numa_maps_operations;
 extern const struct file_operations proc_pid_smaps_operations;
+extern const struct file_operations proc_pid_smaps_rollup_operations;
 extern const struct file_operations proc_tid_smaps_operations;
 extern const struct file_operations proc_clear_refs_operations;
 extern const struct file_operations proc_pagemap_operations;