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[SERIAL] Magic SysRq SAK does nothing on serial consoles

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Make sysrq-K work on serial console by passing in the tty.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Simon Tatham 2006-09-25 16:51:28 -07:00 • committed by Russell King
parent e480af09c4
commit d8d64d6b29
1 changed files with 1 additions and 1 deletions
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2
include/linux/serial_core.h
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@ -415,7 +415,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
#ifdef SUPPORT_SYSRQ #ifdef SUPPORT_SYSRQ
if (port->sysrq) { if (port->sysrq) {
if (ch && time_before(jiffies, port->sysrq)) { if (ch && time_before(jiffies, port->sysrq)) {
handle_sysrq(ch, regs, NULL); handle_sysrq(ch, regs, port->info->tty);
port->sysrq = 0; port->sysrq = 0;
return 1; return 1;
} }