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-rw-r--r--drivers/xen/manage.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index 412b96cc5305..9385b4524547 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -1,6 +1,9 @@
/*
* Handle extern requests for shutdown, reboot and sysrq
*/
+
+#define pr_fmt(fmt) "xen:" KBUILD_MODNAME ": " fmt
+
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/slab.h>
@@ -43,6 +46,7 @@ struct suspend_info {
void (*post)(int cancelled);
};
+#ifdef CONFIG_HIBERNATE_CALLBACKS
static void xen_hvm_post_suspend(int cancelled)
{
xen_arch_hvm_post_suspend(cancelled);
@@ -63,7 +67,6 @@ static void xen_post_suspend(int cancelled)
xen_mm_unpin_all();
}
-#ifdef CONFIG_HIBERNATE_CALLBACKS
static int xen_suspend(void *data)
{
struct suspend_info *si = data;
@@ -73,8 +76,7 @@ static int xen_suspend(void *data)
err = syscore_suspend();
if (err) {
- printk(KERN_ERR "xen_suspend: system core suspend failed: %d\n",
- err);
+ pr_err("%s: system core suspend failed: %d\n", __func__, err);
return err;
}
@@ -115,14 +117,14 @@ static void do_suspend(void)
during suspend. */
err = freeze_processes();
if (err) {
- printk(KERN_ERR "xen suspend: freeze failed %d\n", err);
+ pr_err("%s: freeze failed %d\n", __func__, err);
goto out;
}
#endif
err = dpm_suspend_start(PMSG_FREEZE);
if (err) {
- printk(KERN_ERR "xen suspend: dpm_suspend_start %d\n", err);
+ pr_err("%s: dpm_suspend_start %d\n", __func__, err);
goto out_thaw;
}
@@ -131,7 +133,7 @@ static void do_suspend(void)
err = dpm_suspend_end(PMSG_FREEZE);
if (err) {
- printk(KERN_ERR "dpm_suspend_end failed: %d\n", err);
+ pr_err("dpm_suspend_end failed: %d\n", err);
si.cancelled = 0;
goto out_resume;
}
@@ -153,7 +155,7 @@ static void do_suspend(void)
dpm_resume_start(si.cancelled ? PMSG_THAW : PMSG_RESTORE);
if (err) {
- printk(KERN_ERR "failed to start xen_suspend: %d\n", err);
+ pr_err("failed to start xen_suspend: %d\n", err);
si.cancelled = 1;
}
@@ -245,7 +247,7 @@ static void shutdown_handler(struct xenbus_watch *watch,
if (handler->cb) {
handler->cb();
} else {
- printk(KERN_INFO "Ignoring shutdown request: %s\n", str);
+ pr_info("Ignoring shutdown request: %s\n", str);
shutting_down = SHUTDOWN_INVALID;
}
@@ -265,8 +267,7 @@ static void sysrq_handler(struct xenbus_watch *watch, const char **vec,
if (err)
return;
if (!xenbus_scanf(xbt, "control", "sysrq", "%c", &sysrq_key)) {
- printk(KERN_ERR "Unable to read sysrq code in "
- "control/sysrq\n");
+ pr_err("Unable to read sysrq code in control/sysrq\n");
xenbus_transaction_end(xbt, 1);
return;
}
@@ -299,14 +300,14 @@ static int setup_shutdown_watcher(void)
err = register_xenbus_watch(&shutdown_watch);
if (err) {
- printk(KERN_ERR "Failed to set shutdown watcher\n");
+ pr_err("Failed to set shutdown watcher\n");
return err;
}
#ifdef CONFIG_MAGIC_SYSRQ
err = register_xenbus_watch(&sysrq_watch);
if (err) {
- printk(KERN_ERR "Failed to set sysrq watcher\n");
+ pr_err("Failed to set sysrq watcher\n");
return err;
}
#endif