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[RFC,v2,08/13] sysrq: Disable bootsplash on SAK

Message ID 20171213194755.3409-9-mstaudt@suse.de (mailing list archive)
State New, archived
Headers show

Commit Message

'Max Staudt Dec. 13, 2017, 7:47 p.m. UTC 
When the user requests a clean TTY via the SAK SysRq, that means he
really wants to use the console.

Let's disable the bootsplash, even if the request is not on a VT, as
the user probably knows what he's doing and it's more helpful to get
out of his way.

Signed-off-by: Max Staudt <mstaudt@suse.de>
Reviewed-by: Oliver Neukum <oneukum@suse.com>
---
 drivers/tty/sysrq.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 3ffc1ce29023..bc6a24c9dfa8 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -49,6 +49,7 @@ 
 #include <linux/syscalls.h>
 #include <linux/of.h>
 #include <linux/rcupdate.h>
+#include <linux/bootsplash.h>
 
 #include <asm/ptrace.h>
 #include <asm/irq_regs.h>
@@ -104,6 +105,8 @@  static void sysrq_handle_SAK(int key)
 {
 	struct work_struct *SAK_work = &vc_cons[fg_console].SAK_work;
 	schedule_work(SAK_work);
+
+	bootsplash_disable();
 }
 static struct sysrq_key_op sysrq_SAK_op = {
 	.handler	= sysrq_handle_SAK,