Re: new IRQ scalability changes in 2.3.48

From: Dimitris Michailidis (dimitris@cthulhu.engr.sgi.com)
Date: Wed Mar 22 2000 - 18:07:50 EST


On 22-Mar-2000 Manfred Spraul wrote:
> usb?

Guess there aren't very many after all. A quick grep through the block
drivers found the DAC960, which does what you pointed out:

      spin_unlock(&io_request_lock);
      sleep_on(&Controller->CommandWaitQueue);
      spin_lock_irq(&io_request_lock);

---
Dimitris Michailidis dimitris@engr.sgi.com

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