aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--include/linux/serial_core.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index cf0f64ea2bc0..9b12fe731612 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -385,11 +385,11 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
385/* 385/*
386 * The following are helper functions for the low level drivers. 386 * The following are helper functions for the low level drivers.
387 */ 387 */
388#ifdef SUPPORT_SYSRQ
389static inline int 388static inline int
390uart_handle_sysrq_char(struct uart_port *port, unsigned int ch, 389uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
391 struct pt_regs *regs) 390 struct pt_regs *regs)
392{ 391{
392#ifdef SUPPORT_SYSRQ
393 if (port->sysrq) { 393 if (port->sysrq) {
394 if (ch && time_before(jiffies, port->sysrq)) { 394 if (ch && time_before(jiffies, port->sysrq)) {
395 handle_sysrq(ch, regs, NULL); 395 handle_sysrq(ch, regs, NULL);
@@ -398,11 +398,9 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
398 } 398 }
399 port->sysrq = 0; 399 port->sysrq = 0;
400 } 400 }
401#endif
401 return 0; 402 return 0;
402} 403}
403#else
404#define uart_handle_sysrq_char(port,ch,regs) (0)
405#endif
406 404
407/* 405/*
408 * We do the SysRQ and SAK checking like this... 406 * We do the SysRQ and SAK checking like this...