nuttx/nuttx-mirror
1
2
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2025-01-12 22:08:35 +08:00
Code Issues Projects Releases Packages Wiki Activity Actions

use atomic operation for g_system_ticks

Browse source 
Signed-off-by: hujun5 <hujun5@xiaomi.com>
This commit is contained in:
hujun5 2025-01-03 11:30:55 +08:00 committed by Xiang Xiao
parent bbaf1ff9fd
commit 4d63921f0a
1 changed files with 13 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
sched/clock/clock_initialize.c
View file

@ -373,8 +373,14 @@ void clock_resynchronize(FAR struct timespec *rtc_diff)
/* Add the sleep time to correct system timer */
g_system_ticks += SEC2TICK(rtc_diff->tv_sec);
g_system_ticks += NSEC2TICK(rtc_diff->tv_nsec);
clock_t diff_ticks = SEC2TICK(rtc_diff->tv_sec) +
NSEC2TICK(rtc_diff->tv_nsec);
#ifdef CONFIG_SYSTEM_TIME64
atomic64_fetch_add((FAR atomic64_t *)&g_system_ticks, diff_ticks);
#else
atomic_fetch_add((FAR atomic_t *)&g_system_ticks, diff_ticks);
#endif
}
skip:
@ -398,6 +404,10 @@ void clock_timer(void)
{
/* Increment the per-tick system counter */
g_system_ticks++;
#ifdef CONFIG_SYSTEM_TIME64
atomic64_fetch_add((FAR atomic64_t *)&g_system_ticks, 1);
#else
atomic_fetch_add((FAR atomic_t *)&g_system_ticks, 1);
#endif
}
#endif