This patch increases the schedule timeout to 10 jiffies, it's more appropriate, then other takes can easy to hold the mutex lock.
Signed-off-by: Amos Kong <[email protected]> --- drivers/char/hw_random/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index 263a370..b5d1b6f 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -195,7 +195,7 @@ static ssize_t rng_dev_read(struct file *filp, char __user *buf, mutex_unlock(&rng_mutex); - schedule_timeout_interruptible(1); + schedule_timeout_interruptible(10); if (signal_pending(current)) { err = -ERESTARTSYS; -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
