Re: [PATCH] ia64: disable preemption in udelay()

From: Zwane Mwaikambo <zwane_at_arm.linux.org.uk>
Date: 2005-12-16 13:40:27
On Thu, 15 Dec 2005, John Hawkes wrote:

> From: "Lee Revell" <rlrevell@joe-job.com>
> > There are 10 drivers that udelay(10000) or more and a TON that
> > udelay(1000).  Turning those all into 1ms+ non preemptible sections will
> > be very bad.
> 
> What about 100usec non-preemptible sections?
> John Hawkes

100usec should be ok as a non-preemptible udelay is this 1 specific 
driver?

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Received on Fri Dec 16 13:35:38 2005

This archive was generated by hypermail 2.1.8 : 2005-12-16 13:35:45 EST