summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/tty/sysrq.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 4bba54e62204..28fb20e9f984 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -134,17 +134,10 @@ static struct sysrq_key_op sysrq_unraw_op = {
static void sysrq_handle_crash(int key)
{
- char *killer = NULL;
-
- /* we need to release the RCU read lock here,
- * otherwise we get an annoying
- * 'BUG: sleeping function called from invalid context'
- * complaint from the kernel before the panic.
- */
+ /* release the RCU read lock before crashing */
rcu_read_unlock();
- panic_on_oops = 1; /* force panic */
- wmb();
- *killer = 1;
+
+ panic("sysrq triggered crash\n");
}
static struct sysrq_key_op sysrq_crash_op = {
.handler = sysrq_handle_crash,