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use schedule_timeout_uninterruptible() in nv_sleep_ms() #411

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use schedule_timeout_uninterruptible() in nv_sleep_ms() #411

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23 changes: 9 additions & 14 deletions kernel-open/common/inc/nv-time.h
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Original file line number Diff line number Diff line change
Expand Up @@ -210,23 +210,18 @@ static inline NV_STATUS nv_sleep_ms(unsigned int ms)
{
//
// If we have at least one full jiffy to wait, give up
// up the CPU; since we may be rescheduled before
// the requested timeout has expired, loop until less
// the CPU until the requested timeout has expired and less
// than a jiffie of the desired delay remains.
//
set_current_state(TASK_INTERRUPTIBLE);
do
schedule_timeout_uninterruptible(jiffies);
ktime_get_real_ts64(&tm_aux);
if (nv_timer_less_than(&tm_aux, &tm_end))
{
schedule_timeout(jiffies);
ktime_get_raw_ts64(&tm_aux);
if (nv_timer_less_than(&tm_aux, &tm_end))
{
tm_aux = timespec64_sub(tm_end, tm_aux);
ns = (NvU64) timespec64_to_ns(&tm_aux);
}
else
ns = 0;
} while ((jiffies = NV_NSECS_TO_JIFFIES(ns)) != 0);
tm_aux = timespec64_sub(tm_end, tm_aux);
ns = (NvU64) timespec64_to_ns(&tm_aux);
}
else
ns = 0;
}

if (ns > (NvU64) NSEC_PER_MSEC)
Expand Down