From f3bc3189a001ec85c7b1119ad4aa5e39eea0f05e Mon Sep 17 00:00:00 2001 From: Randy Dunlap Date: Mon, 24 May 2010 14:33:41 -0700 Subject: [PATCH] xen: fix build when SYSRQ is disabled Fix build error when CONFIG_MAGIC_SYSRQ is not enabled: drivers/xen/manage.c:223: error: implicit declaration of function 'handle_sysrq' Signed-off-by: Randy Dunlap Acked-by: Jeremy Fitzhardinge Cc: Chris Wright Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/xen/manage.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index 8943b8c..07e857b 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -185,6 +185,7 @@ static void shutdown_handler(struct xenbus_watch *watch, kfree(str); } +#ifdef CONFIG_MAGIC_SYSRQ static void sysrq_handler(struct xenbus_watch *watch, const char **vec, unsigned int len) { @@ -214,15 +215,16 @@ static void sysrq_handler(struct xenbus_watch *watch, const char **vec, handle_sysrq(sysrq_key, NULL); } -static struct xenbus_watch shutdown_watch = { - .node = "control/shutdown", - .callback = shutdown_handler -}; - static struct xenbus_watch sysrq_watch = { .node = "control/sysrq", .callback = sysrq_handler }; +#endif + +static struct xenbus_watch shutdown_watch = { + .node = "control/shutdown", + .callback = shutdown_handler +}; static int setup_shutdown_watcher(void) { @@ -234,11 +236,13 @@ static int setup_shutdown_watcher(void) return err; } +#ifdef CONFIG_MAGIC_SYSRQ err = register_xenbus_watch(&sysrq_watch); if (err) { printk(KERN_ERR "Failed to set sysrq watcher\n"); return err; } +#endif return 0; } -- 1.8.2.3