Aksal/nuttx
3
1
Fork 1
mirror of https://github.com/apache/nuttx.git synced 2026-09-01 22:53:01 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

arm/sam34: Replace spinlock/sched_lock with spin_lock_irqsave_nopreempt

Browse source 
Replace the spinlock/sched_lock pair in arm/sam34 with
    spin_lock_irqsave_nopreempt() to improve code clarity and consistency.

Signed-off-by: Chengdong Wang wangchengdong@lixiang.com
This commit is contained in:
wangchengdong 2025-11-04 13:26:14 +08:00 • committed by Xiang Xiao
parent 3b77128e65
commit 028f4cd952
1 changed files with 3 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

7
arch/arm/src/sam34/sam_rtc.c
View file

@ -657,8 +657,8 @@ int sam_rtc_setalarm(const struct timespec *tp, alarmcb_t callback)
/* Is there already something waiting on the ALARM? */
flags = spin_lock_irqsave(&g_rtc_lock);
sched_lock();
flags = spin_lock_irqsave_nopreempt(&g_rtc_lock);
if (g_alarmcb == NULL)
{
/* No.. Save the callback function pointer */
@ -736,8 +736,7 @@ int sam_rtc_setalarm(const struct timespec *tp, alarmcb_t callback)
ret = OK;
}
spin_unlock_irqrestore(&g_rtc_lock, flags);
sched_unlock();
spin_unlock_irqrestore_nopreempt(&g_rtc_lock, flags);
return ret;
}
#endif