#ifndef __SHMEM_FS_H #define __SHMEM_FS_H #include <linux/file.h> struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags); struct page *shmem_read_mapping_page_gfp(struct file *filep, pgoff_t index, gfp_t gfp); #endif