Messages in this thread |  | | Date | Thu, 21 Jun 2001 21:46:56 +0700 | From | "Dmitry A. Fedorov" <> | Subject | Re: Is it useful to support user level drivers |
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On Thu, 21 Jun 2001, Oliver Neukum wrote:
> > Lastly an IRQ kernel module can disable_irq() from interrupt handler > > and enable it again only on explicit acknowledge from user. > > Unless you need that interrupt to be enabled to deliver the signal or let
Need not. Signal and other event delivery mechanisms has nothing common with disable/enable_irq().
> userspace reenable the interrupt.
"user acknowledge" is mean that.
> In addition, how do you handle shared interrupts ?
It is impossible, see my another message.
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