[Patch] Corrected, sysrq-show-output, kernel 2.4.17

[Harald Holzer]

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Sorry, i forgot a pair of {} in sysrq_handle_showregs.

I should stop programming python ;-)

Harald Holzer

-----Forwarded Message-----

From: Helge Deller <[e-mail]>
To: Harald Holzer <[e-mail]>
Subject: Re: [Patch] sysrq-show-output, kernel 2.4.17
Date: 03 Jan 2002 08:45:36 +0100

On Thursday 03 January 2002 00:25, Harald Holzer wrote:
> Sysrq-m didnt show memory information on the serial console.
>
> This patch sets the console_loglevel to 7 before it calls show_mem,
> show_regs and show_state, to get the output.
>
> Harald Holzer

static void sysrq_handle_showregs(int key, struct pt_regs *pt_regs,
                 struct kbd_struct *kbd, struct tty_struct *tty) {
 +       int orig_loglevel;
 +
         if (pt_regs)
 +               orig_loglevel = console_loglevel;
 +               console_loglevel = 7;
                 show_regs(pt_regs);
 +               console_loglevel = orig_loglevel;
 +
  }

Hi Harald,
I think you misssed a pair of { ... } here...

Helge

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--- linux-2.4.17/drivers/char/sysrq.c	Thu Jan  3 18:28:59 2002
+++ linux/drivers/char/sysrq.c	Thu Jan  3 18:29:54 2002
@@ -246,8 +246,14 @@
=20
 static void sysrq_handle_showregs(int key, struct pt_regs *pt_regs,
 		struct kbd_struct *kbd, struct tty_struct *tty) {
-	if (pt_regs)
+	int orig_loglevel;
+
+	if (pt_regs) {
+		orig_loglevel =3D console_loglevel;
+		console_loglevel =3D 7;
 		show_regs(pt_regs);
+		console_loglevel =3D orig_loglevel;
+	}
 }
 static struct sysrq_key_op sysrq_showregs_op =3D {
 	handler:	sysrq_handle_showregs,
@@ -258,7 +264,12 @@
=20
 static void sysrq_handle_showstate(int key, struct pt_regs *pt_regs,
 		struct kbd_struct *kbd, struct tty_struct *tty) {
+	int orig_loglevel;
+
+	orig_loglevel =3D console_loglevel;
+	console_loglevel =3D 7;
 	show_state();
+	console_loglevel =3D orig_loglevel;
 }
 static struct sysrq_key_op sysrq_showstate_op =3D {
 	handler:	sysrq_handle_showstate,
@@ -269,7 +280,12 @@
=20
 static void sysrq_handle_showmem(int key, struct pt_regs *pt_regs,
 		struct kbd_struct *kbd, struct tty_struct *tty) {
+	int orig_loglevel;
+
+	orig_loglevel =3D console_loglevel;
+	console_loglevel =3D 7;
 	show_mem();
+	console_loglevel =3D orig_loglevel;
 }
 static struct sysrq_key_op sysrq_showmem_op =3D {
 	handler:	sysrq_handle_showmem,

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