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-rw-r--r--platforms/chibios/timer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/platforms/chibios/timer.c b/platforms/chibios/timer.c
index 4a347b445d..a07cf5714f 100644
--- a/platforms/chibios/timer.c
+++ b/platforms/chibios/timer.c
@@ -99,7 +99,7 @@ uint16_t timer_read(void) {
}
uint32_t timer_read32(void) {
- chSysLock();
+ syssts_t sts = chSysGetStatusAndLockX();
uint32_t ticks = get_system_time_ticks() - ticks_offset;
if (ticks < last_ticks) {
// The 32-bit tick counter overflowed and wrapped around. We cannot just extend the counter to 64 bits here,
@@ -114,7 +114,7 @@ uint32_t timer_read32(void) {
}
last_ticks = ticks;
uint32_t ms_offset_copy = ms_offset; // read while still holding the lock to ensure a consistent value
- chSysUnlock();
+ chSysRestoreStatusX(sts);
return (uint32_t)TIME_I2MS(ticks) + ms_offset_copy;
}