swapfile.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _LINUX_SWAPFILE_H
 3#define _LINUX_SWAPFILE_H
 4
 5extern unsigned long generic_max_swapfile_size(void);
 6unsigned long arch_max_swapfile_size(void);
 7
 8/* Maximum swapfile size supported for the arch (not inclusive). */
 9extern unsigned long swapfile_maximum_size;
10/* Whether swap migration entry supports storing A/D bits for the arch */
11extern bool swap_migration_ad_supported;
12
13#endif /* _LINUX_SWAPFILE_H */