1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LINUX_MEMFD_H
3 #define __LINUX_MEMFD_H
5 #include <linux/file.h>
7 #ifdef CONFIG_MEMFD_CREATE
8 extern long memfd_fcntl(struct file *file, unsigned int cmd, unsigned int arg);
9 struct folio *memfd_alloc_folio(struct file *memfd, pgoff_t idx);
11 static inline long memfd_fcntl(struct file *f, unsigned int c, unsigned int a)
15 static inline struct folio *memfd_alloc_folio(struct file *memfd, pgoff_t idx)
17 return ERR_PTR(-EINVAL);
21 #endif /* __LINUX_MEMFD_H */