files: Rename prepare_fdinfo_global to prepare_shared_fdinfo

This function simply allocates shared memory. Name it so
and move it closer to the variables it referes on.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Pavel Emelyanov <xemul@parallels.com>

cr-restore.c

@@ -400,7 +400,7 @@ static int prepare_shared(int ps_fd)
 		return -1;
 	}
 
-	if (prepare_fdinfo_global())
+	if (prepare_shared_fdinfo())
 		return -1;
 
 	while (1) {

files.c

@@ -28,6 +28,22 @@ static int nr_fdinfo_list;
 
 static struct fmap_fd *fmap_fds;
 
+int prepare_shared_fdinfo(void)
+{
+	fdinfo_descs = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANON, 0, 0);
+	if (fdinfo_descs == MAP_FAILED) {
+		pr_perror("Can't map fdinfo_descs");
+		return -1;
+	}
+
+	fdinfo_list = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANON, 0, 0);
+	if (fdinfo_list == MAP_FAILED) {
+		pr_perror("Can't map fdinfo_list");
+		return -1;
+	}
+	return 0;
+}
+
 static struct fdinfo_desc *find_fd(char *id)
 {
 	struct fdinfo_desc *fi;
@@ -54,22 +70,6 @@ static int get_file_path(char *path, struct fdinfo_entry *fe, int fd)
 	return 0;
 }
 
-int prepare_fdinfo_global()
-{
-	fdinfo_descs = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANON, 0, 0);
-	if (fdinfo_descs == MAP_FAILED) {
-		pr_perror("Can't map fdinfo_descs");
-		return -1;
-	}
-
-	fdinfo_list = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANON, 0, 0);
-	if (fdinfo_list == MAP_FAILED) {
-		pr_perror("Can't map fdinfo_list");
-		return -1;
-	}
-	return 0;
-}
-
 static int collect_fd(int pid, struct fdinfo_entry *e)
 {
 	int i;

include/files.h

@@ -39,7 +39,7 @@ struct fdinfo_list_entry {
 
 extern int prepare_fds(int pid);
 extern int prepare_fd_pid(int pid);
-extern int prepare_fdinfo_global(void);
+extern int prepare_shared_fdinfo(void);
 extern int try_fixup_file_map(int pid, struct vma_entry *vma_entry, int fd);
 
 #endif /* FILES_H_ */