> -----Original Message----- > From: Paul Mackerras [mailto:pau...@samba.org] > Sent: Wednesday, August 07, 2013 1:58 PM > To: Bhushan Bharat-R65777 > Cc: Alexander Graf; Benjamin Herrenschmidt; kvm-ppc@vger.kernel.org; > k...@vger.kernel.org > Subject: Re: [PATCH 21/23] KVM: PPC: Book3S PR: Use mmu_notifier_retry() in > kvmppc_mmu_map_page() > > On Wed, Aug 07, 2013 at 05:17:29AM +0000, Bhushan Bharat-R65777 wrote: > > > > Pauls, I am trying to understand the flow; does retry mean that we do not > create the mapping and return to guest, which will fault again and then we > will > retry? > > Yes, and you do put_page or kvm_release_pfn_clean for any page that you got.
Ok, but what is the value to return back to guest when we know it is again going to generate fault. Cannot we retry within KVM? Thanks -Bharat > > Paul. -- To unsubscribe from this list: send the line "unsubscribe kvm-ppc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
