From ff4da2e262d2509fe1bacff70dd00934be569c66 Mon Sep 17 00:00:00 2001
From: "Rafael J. Wysocki" <rjw@sisk.pl>
Date: Thu, 23 Mar 2006 03:00:07 -0800
Subject: [PATCH] swsusp: add check for suspension of X-controlled devices
It is unsafe to suspend devices if the hardware is controlled by X. Add an
extra check to prevent this from happening.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
include/linux/vt_kern.h | 5 +++++
1 file changed, 5 insertions(+)
(limited to 'include/linux/vt_kern.h')
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index fab5aed8ca31..530ae3f4248c 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -73,6 +73,11 @@ int con_copy_unimap(struct vc_data *dst_vc, struct vc_data *src_vc);
int vt_waitactive(int vt);
void change_console(struct vc_data *new_vc);
void reset_vc(struct vc_data *vc);
+#ifdef CONFIG_VT
+int is_console_suspend_safe(void);
+#else
+static inline int is_console_suspend_safe(void) { return 1; }
+#endif
/*
* vc_screen.c shares this temporary buffer with the console write code so that
--
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