Re: ioctl number overlapped?

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On Tue, Jul 21, 2009 at 02:46:44PM +0800, Yang, Sheng wrote:
> Happen to see this:
> 
> include/linux.kvm.h
> 
> 503 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
> 504 #define KVM_REGISTER_COALESCED_MMIO \
> 505                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
> 
> Both ioctl use 0x67, and the code has released to v2.6.30...
> 
I don't think they are really overlapping. One of them is RW another W
(haven't checked if the structure sizeof is different).

--
			Gleb.
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