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authorCyrill Gorcunov <gorcunov@gmail.com>2017-05-26 11:32:21 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2017-05-29 09:23:31 +1000
commitbbedb4a2836f6628f599473e8bf8db07290bde50 (patch)
treeb35fe904fea6479208ebc3a51acdfaae3e945efe /include
parentc3adfc1ae5617ae7ef5c41d2cc0c59f2841a7fcf (diff)
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/eventpoll.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h
index d8625d214ea7..2f14ac73d01d 100644
--- a/include/linux/eventpoll.h
+++ b/include/linux/eventpoll.h
@@ -23,7 +23,9 @@ struct file;
#ifdef CONFIG_EPOLL
+#ifdef CONFIG_CHECKPOINT_RESTORE
struct file *get_epoll_tfile_raw_ptr(struct file *file, int tfd, unsigned long toff);
+#endif
/* Used to initialize the epoll bits inside the "struct file" */
static inline void eventpoll_init_file(struct file *file)