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author | Cyrill Gorcunov <gorcunov@gmail.com> | 2017-07-12 14:34:31 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-12 16:26:01 -0700 |
commit | 92ef6da3d06ff551a86de41ae37df9cc4b58d7a0 (patch) | |
tree | f782a386f948c8b480f00935f13009673c764327 /fs/eventpoll.c | |
parent | 0791e3644e5ef21646fe565b9061788d05ec71d4 (diff) | |
download | linux-92ef6da3d06ff551a86de41ae37df9cc4b58d7a0.tar.bz2 |
kcmp: fs/epoll: wrap kcmp code with CONFIG_CHECKPOINT_RESTORE
kcmp syscall is build iif CONFIG_CHECKPOINT_RESTORE is selected, so wrap
appropriate helpers in epoll code with the config to build it
conditionally.
Link: http://lkml.kernel.org/r/20170513083456.GG1881@uranus.lan
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Reported-by: Andrew Morton <akpm@linuxfoundation.org>
Cc: Andrey Vagin <avagin@openvz.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Pavel Emelyanov <xemul@virtuozzo.com>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Jason Baron <jbaron@akamai.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/eventpoll.c')
-rw-r--r-- | fs/eventpoll.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/eventpoll.c b/fs/eventpoll.c index e7e9901c3790..e767e4389cb1 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -1077,6 +1077,7 @@ static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd) return epir; } +#ifdef CONFIG_CHECKPOINT_RESTORE static struct epitem *ep_find_tfd(struct eventpoll *ep, int tfd, unsigned long toff) { struct rb_node *rbp; @@ -1118,6 +1119,7 @@ struct file *get_epoll_tfile_raw_ptr(struct file *file, int tfd, return file_raw; } +#endif /* CONFIG_CHECKPOINT_RESTORE */ /* * This is the callback that is passed to the wait queue wakeup |