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From: Jeremy Fitzhardinge on 25 Mar 2010 14:50
On 03/25/2010 11:29 AM, Randy Dunlap wrote:
> From: Randy Dunlap<randy.dunlap(a)oracle.com>
>
> Fix build error when CONFIG_MAGIC_SYSRQ is not enabled:
>
> drivers/xen/manage.c:223: error: implicit declaration of function 'handle_sysrq'
>

Yep, looks fine.

Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge(a)citrix.com>

J
> Signed-off-by: Randy Dunlap<randy.dunlap(a)oracle.com>
> Cc: Jeremy Fitzhardinge<jeremy(a)xensource.com>
> Cc: Chris Wright<chrisw(a)sous-sol.org>
> ---
> drivers/xen/manage.c | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
> --- linux-next-20100325.orig/drivers/xen/manage.c
> +++ linux-next-20100325/drivers/xen/manage.c
> @@ -194,6 +194,7 @@ static void shutdown_handler(struct xenb
> kfree(str);
> }
>
> +#ifdef CONFIG_MAGIC_SYSRQ
> static void sysrq_handler(struct xenbus_watch *watch, const char **vec,
> unsigned int len)
> {
> @@ -223,15 +224,16 @@ static void sysrq_handler(struct xenbus_
> 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)
> {
> @@ -243,11 +245,13 @@ 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;
> }
>

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Prev: [PATCH 3/3 -next] xen: fix build when SYSRQ is disabled
Next: BEST OFFER