aboutsummaryrefslogtreecommitdiff
path: root/drivers/char/sysrq.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/sysrq.c')
-rw-r--r--drivers/char/sysrq.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index be73c80d699..1d8c4ae6155 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -36,6 +36,7 @@
#include <linux/workqueue.h>
#include <linux/kexec.h>
#include <linux/irq.h>
+#include <linux/hrtimer.h>
#include <asm/ptrace.h>
#include <asm/irq_regs.h>
@@ -158,6 +159,17 @@ static struct sysrq_key_op sysrq_sync_op = {
.enable_mask = SYSRQ_ENABLE_SYNC,
};
+static void sysrq_handle_show_timers(int key, struct tty_struct *tty)
+{
+ sysrq_timer_list_show();
+}
+
+static struct sysrq_key_op sysrq_show_timers_op = {
+ .handler = sysrq_handle_show_timers,
+ .help_msg = "show-all-timers(Q)",
+ .action_msg = "Show Pending Timers",
+};
+
static void sysrq_handle_mountro(int key, struct tty_struct *tty)
{
emergency_remount();
@@ -335,7 +347,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = {
/* o: This will often be registered as 'Off' at init time */
NULL, /* o */
&sysrq_showregs_op, /* p */
- NULL, /* q */
+ &sysrq_show_timers_op, /* q */
&sysrq_unraw_op, /* r */
&sysrq_sync_op, /* s */
&sysrq_showstate_op, /* t */