From: slash.tmp@free.fr (Mason)
To: linux-arm-kernel@lists.infradead.org
Subject: interruptible_sleep_on_timeout replacement
Date: Fri, 27 Nov 2015 18:37:47 +0100 [thread overview]
Message-ID: <565894EB.7040200@free.fr> (raw)
Hello Arnd,
I have to port /ancient/ code to v4.1
The problematic line is:
long timeout_jiffies = US_TO_JIFFIES(wait_param->timeout_microsecond);
...
timeout_jiffies = interruptible_sleep_on_timeout(&(llad_context.irq_queue), timeout_jiffies);
wait_param->timeout_microsecond = JIFFIES_TO_US(timeout_jiffies);
IIUC, the appropriate replacement is
wait_event_interruptible_timeout(wq, condition, timeout)
where wq and timeout are the original parameters?
To determine the condition... do I have to examine the corresponding
wake_up_interruptible() calls? I do see several
if (status & SOME_VAL) {
if (!test_and_set_bit(LOG2_SOME_VAL, &(llad_context.irq_bits)))
wake_up_interruptible(&(llad_context.irq_queue));
}
Also I'm not sure the return value is a direct match?
Regards.
next reply other threads:[~2015-11-27 17:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-27 17:37 Mason [this message]
2015-11-27 18:04 ` interruptible_sleep_on_timeout replacement Russell King - ARM Linux
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