diff options
Diffstat (limited to 'kernel/include/linux/swapfile.h')
| -rw-r--r-- | kernel/include/linux/swapfile.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/kernel/include/linux/swapfile.h b/kernel/include/linux/swapfile.h new file mode 100644 index 000000000..388293a91 --- /dev/null +++ b/kernel/include/linux/swapfile.h @@ -0,0 +1,13 @@ +#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); + +#endif /* _LINUX_SWAPFILE_H */ |