From: Davide Libenzi CONFIG_EPOLL=n space reduction in struct file. include/linux/fs.h | 2 ++ 1 files changed, 2 insertions(+) diff -puN include/linux/fs.h~CONFIG_EPOLL-file_struct-members include/linux/fs.h --- 25/include/linux/fs.h~CONFIG_EPOLL-file_struct-members 2003-12-27 12:54:08.000000000 -0800 +++ 25-akpm/include/linux/fs.h 2003-12-27 12:54:08.000000000 -0800 @@ -526,9 +526,11 @@ struct file { /* needed for tty driver, and maybe others */ void *private_data; +#ifdef CONFIG_EPOLL /* Used by fs/eventpoll.c to link all the hooks to this file */ struct list_head f_ep_links; spinlock_t f_ep_lock; +#endif /* #ifdef CONFIG_EPOLL */ struct address_space *f_mapping; }; extern spinlock_t files_lock; _