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

On Thu, 15 Dec 2005, John Hawkes wrote:

> From: "Lee Revell" <[email protected]>
> > 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?

-
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/

---

• References:
  • [PATCH] ia64: disable preemption in udelay()
    • From: [email protected]
  • Re: [PATCH] ia64: disable preemption in udelay()
    • From: "Luck, Tony" <[email protected]>
  • Re: [PATCH] ia64: disable preemption in udelay()
    • From: Zwane Mwaikambo <[email protected]>
  • Re: [PATCH] ia64: disable preemption in udelay()
    • From: Lee Revell <[email protected]>
  • Re: [PATCH] ia64: disable preemption in udelay()
    • From: "John Hawkes" <[email protected]>

• Prev by Date: Re: [PATCH] ia64: disable preemption in udelay()
• Next by Date: Re: [PATCH] ia64: disable preemption in udelay()
• Previous by thread: Re: [PATCH] ia64: disable preemption in udelay()
• Next by thread: Re: [PATCH] ia64: disable preemption in udelay()
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]