On Mon, May 22, 2006 at 01:10:04PM +0100, Alan Cox wrote:
> On Llu, 2006-05-22 at 13:50 +0200, Rogier Wolff wrote:
> > The question I'm stuck with is: When is it valid to ask for a non-shared
> > IRQ, and get back a shared one.
>
> I don't think it is. The problem is that some PCMCIA drivers currently
> assume they can do so. The rules changed a bit over time on the hardware
> side.
As I've explained twice so far in this thread, this is not the case
with PCMCIA serial ports. We always request IRQs with SA_SHIRQ, unless
someone from userspace comes along and explicitly clears the "shared
interrupt" flag via setserial.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
-
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/
[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]
