openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

m68k: Switch do_timer() to xtime_update() 

xtime_update() properly takes the xtime_lock

Signed-off-by: Torben Hohn <torbenh@gmx.de>
Cc: Sam Creasey <sammy@sammy.net>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: johnstul@us.ibm.com
Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: hch@infradead.org
Cc: yong.zhang0@gmail.com
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greg Ungerer <gerg@uclinux.org>
LKML-Reference: <20110127150006.23248.71790.stgit@localhost>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Torben Hohn 2011-01-27 16:00:06 +01:00 committed by Thomas Gleixner
parent 7bde2ab7cb
commit e53f276beb
6 changed files with 11 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/m68k/bvme6000/config.c
View File

@ -45,8 +45,8 @@ extern int bvme6000_set_clock_mmss (unsigned long);
extern void bvme6000_reset (void);
void bvme6000_set_vectors (void);
/* Save tick handler routine pointer, will point to do_timer() in
* kernel/sched.c, called via bvme6000_process_int() */
/* Save tick handler routine pointer, will point to xtime_update() in
* kernel/timer/timekeeping.c, called via bvme6000_process_int() */
static irq_handler_t tick_handler;

4
arch/m68k/kernel/time.c
View File

@ -37,11 +37,11 @@ static inline int set_rtc_mmss(unsigned long nowtime)
/*
* timer_interrupt() needs to keep up the real-time clock,
* as well as call the "do_timer()" routine every clocktick
* as well as call the "xtime_update()" routine every clocktick
*/
static irqreturn_t timer_interrupt(int irq, void *dummy)
{
do_timer(1);
xtime_update(1);
update_process_times(user_mode(get_irq_regs()));
profile_tick(CPU_PROFILING);

4
arch/m68k/mvme147/config.c
View File

@ -46,8 +46,8 @@ extern void mvme147_reset (void);
static int bcd2int (unsigned char b);
/* Save tick handler routine pointer, will point to do_timer() in
* kernel/sched.c, called via mvme147_process_int() */
/* Save tick handler routine pointer, will point to xtime_update() in
* kernel/time/timekeeping.c, called via mvme147_process_int() */
irq_handler_t tick_handler;

4
arch/m68k/mvme16x/config.c
View File

@ -51,8 +51,8 @@ extern void mvme16x_reset (void);
int bcd2int (unsigned char b);
/* Save tick handler routine pointer, will point to do_timer() in
* kernel/sched.c, called via mvme16x_process_int() */
/* Save tick handler routine pointer, will point to xtime_update() in
* kernel/time/timekeeping.c, called via mvme16x_process_int() */
static irq_handler_t tick_handler;

2
arch/m68k/sun3/sun3ints.c
View File

@ -66,7 +66,7 @@ static irqreturn_t sun3_int5(int irq, void *dev_id)
#ifdef CONFIG_SUN3
intersil_clear();
#endif
do_timer(1);
xtime_update(1);
update_process_times(user_mode(get_irq_regs()));
if (!(kstat_cpu(0).irqs[irq] % 20))
sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 160) / 20]);

8
arch/m68knommu/kernel/time.c
View File

@ -36,7 +36,7 @@ static inline int set_rtc_mmss(unsigned long nowtime)
#ifndef CONFIG_GENERIC_CLOCKEVENTS
/*
* timer_interrupt() needs to keep up the real-time clock,
* as well as call the "do_timer()" routine every clocktick
* as well as call the "xtime_update()" routine every clocktick
*/
irqreturn_t arch_timer_interrupt(int irq, void *dummy)
{
@ -44,11 +44,7 @@ irqreturn_t arch_timer_interrupt(int irq, void *dummy)
if (current->pid)
profile_tick(CPU_PROFILING);
write_seqlock(&xtime_lock);
do_timer(1);
write_sequnlock(&xtime_lock);
xtime_update(1);
update_process_times(user_mode(get_irq_regs()));