From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jan Kiszka <jan.kiszka@web.de>
Subject: Re: ioctl number overlap?
Date: Mon, 15 Jun 2009 22:19:38 +0200
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References: <4A369C5F.1020404@us.ibm.com>
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Cc: kvm <kvm@vger.kernel.org>
To: Beth Kon <eak@us.ibm.com>
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Beth Kon wrote:
> kvm.h has
>=20
> #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct
> kvm_guest_debug)
>=20
> and
>=20
> #define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
>=20
> Seems that these could conflict?

Argh...

The IA64 world also collides with KVM_NMI - though I have no clue if
NMIs are known to that arch.

The good news is that different structure sizes (and different flags for
0x9a) should resolve the conflict numerically. Still messy, though.

Jan


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