Messages in this thread Patch in this message | | | From | Bernhard Walle <> | Subject | [PATCH] Always print panic message on current console | Date | Sun, 27 Sep 2009 14:36:54 +0200 |
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The kernel offers with TIOCL_GETKMSGREDIRECT ioctl() the possibility to redirect the kernel messages to a specific console.
However, since it's not possible to switch to the kernel message console after a panic(), it would be nice if the kernel would print the panic message on the current console.
Signed-off-by: Bernhard Walle <bernhard@bwalle.de> --- kernel/panic.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/panic.c b/kernel/panic.c index bcdef26..f9950e3 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -22,6 +22,7 @@ #include <linux/init.h> #include <linux/nmi.h> #include <linux/dmi.h> +#include <linux/tty.h> int panic_on_oops; static unsigned long tainted_mask; @@ -65,6 +66,9 @@ NORET_TYPE void panic(const char * fmt, ...) */ preempt_disable(); + /* don't redirect the panic message to some hidden console */ + kmsg_redirect = 0; + bust_spinlocks(1); va_start(args, fmt); vsnprintf(buf, sizeof(buf), fmt, args); -- 1.6.0.4
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