* [PATCH linux-next] kcmp: fs/epoll -- Wrap kcmp code with CONFIG_CHECKPOINT_RESTORE
@ 2017-05-13 8:34 Cyrill Gorcunov
0 siblings, 0 replies; only message in thread
From: Cyrill Gorcunov @ 2017-05-13 8:34 UTC (permalink / raw)
To: linux-fsdevel-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-api-u79uwXL29TY76Z2rM5mHXA
Cc: viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn,
akpm-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r,
avagin-5HdwGun5lf+gSpxsJD1C4w, xemul-5HdwGun5lf+gSpxsJD1C4w,
mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w,
avagin-GEFAQzZX7r8dnm+yROfE0A, jbaron-JqFfY2XvxFXQT0dZR+AlfA,
luto-kltTT9wpgjJwATOyAt5JVQ
kcmp syscall is build iif CONFIG_CHECKPOINT_RESTORE is selected,
so wrap appropriate helpers in epoll code with the config to
build it conditionally.
Signed-off-by: Cyrill Gorcunov <gorcunov-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
Reported-by: Andrew Morton <akpm-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>
CC: Andrey Vagin <avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
CC: Al Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
CC: Pavel Emelyanov <xemul-5HdwGun5lf+gSpxsJD1C4w@public.gmane.org>
CC: Michael Kerrisk <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
CC: Jason Baron <jbaron-JqFfY2XvxFXQT0dZR+AlfA@public.gmane.org>
CC: Andy Lutomirski <luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>
---
fs/eventpoll.c | 2 ++
include/linux/eventpoll.h | 2 ++
2 files changed, 4 insertions(+)
Index: linux-ml.git/fs/eventpoll.c
===================================================================
--- linux-ml.git.orig/fs/eventpoll.c
+++ linux-ml.git/fs/eventpoll.c
@@ -1077,6 +1077,7 @@ static struct epitem *ep_find(struct eve
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(str
return file_raw;
}
+#endif /* CONFIG_CHECKPOINT_RESTORE */
/*
* This is the callback that is passed to the wait queue wakeup
Index: linux-ml.git/include/linux/eventpoll.h
===================================================================
--- linux-ml.git.orig/include/linux/eventpoll.h
+++ linux-ml.git/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)
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2017-05-13 8:34 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-05-13 8:34 [PATCH linux-next] kcmp: fs/epoll -- Wrap kcmp code with CONFIG_CHECKPOINT_RESTORE Cyrill Gorcunov
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).