[mirror_ubuntu-bionic-kernel.git] / include / linux / swapfile.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAPFILE_H
#define _LINUX_SWAPFILE_H

/*
 * these were static in swapfile.c but frontswap.c needs them and we don't
 * want to expose them to the dozens of source files that include swap.h
 */
extern spinlock_t swap_lock;
extern struct plist_head swap_active_head;
extern struct swap_info_struct *swap_info[];
extern int try_to_unuse(unsigned int, bool, unsigned long);
extern unsigned long generic_max_swapfile_size(void);
extern unsigned long max_swapfile_size(void);

#endif /* _LINUX_SWAPFILE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
38b5faf4 DM	2	#ifndef _LINUX_SWAPFILE_H
	3	#define _LINUX_SWAPFILE_H
	4
	5	/*
	6	* these were static in swapfile.c but frontswap.c needs them and we don't
	7	* want to expose them to the dozens of source files that include swap.h
	8	*/
	9	extern spinlock_t swap_lock;
18ab4d4c	10	extern struct plist_head swap_active_head;
38b5faf4 DM	11	extern struct swap_info_struct *swap_info[];
38b5faf4 DM	12	extern int try_to_unuse(unsigned int, bool, unsigned long);
a98c27e1 AK	13	extern unsigned long generic_max_swapfile_size(void);
a98c27e1 AK	14	extern unsigned long max_swapfile_size(void);
38b5faf4 DM	15
38b5faf4 DM	16	#endif /* _LINUX_SWAPFILE_H */