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Dan Magenheimer38b5faf2012-04-09 17:08:06 -06001#ifndef _LINUX_SWAPFILE_H
2#define _LINUX_SWAPFILE_H
3
4/*
5 * these were static in swapfile.c but frontswap.c needs them and we don't
6 * want to expose them to the dozens of source files that include swap.h
7 */
8extern spinlock_t swap_lock;
9extern struct swap_list_t swap_list;
10extern struct swap_info_struct *swap_info[];
11extern int try_to_unuse(unsigned int, bool, unsigned long);
12
13#endif /* _LINUX_SWAPFILE_H */