Messages in this thread | | | From | "Wu, Feng" <> | Subject | RE: [PATCH v2 1/2] KVM: x86: Use vector-hashing to deliver lowest-priority interrupts | Date | Tue, 19 Jan 2016 13:49:02 +0000 |
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> -----Original Message----- > From: linux-kernel-owner@vger.kernel.org [mailto:linux-kernel- > owner@vger.kernel.org] On Behalf Of Paolo Bonzini > Sent: Tuesday, January 19, 2016 9:43 PM > To: Wu, Feng <feng.wu@intel.com>; Radim Krcmár <rkrcmar@redhat.com> > Cc: kvm@vger.kernel.org; linux-kernel@vger.kernel.org > Subject: Re: [PATCH v2 1/2] KVM: x86: Use vector-hashing to deliver lowest- > priority interrupts > > > > On 19/01/2016 05:44, Wu, Feng wrote: > > > I think Radim's suggestion is fine. You can print an error (just once > > > per guest) to dmesg if the result of the hashing computation corresponds > > > to a disabled APIC. > > > > Good idea, is there already a convenient way to do this in KVM? > > No, you can just use something like the definition of printk_once (in > include/linux/printk.h), but with a flag in struct kvm_arch.
Yes, that is a possible solution, if you don't think adding a flag in struct kvm_arch is not too overkill, I am fine with this. :)
Thanks, Feng
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