diff for duplicates of <1476412344.10795.1.camel@gmail.com> diff --git a/a/1.txt b/N1/1.txt index cc7b809..90f2b8b 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -48,7 +48,8 @@ Yeah that's slightly more descriptive I guess > > +++ b/Documentation/virtual/kvm/halt-polling.txt > > @@ -0,0 +1,127 @@ > > +The KVM halt polling system -> > +=============> > + +> > +=========================== +> > + > > +The KVM halt polling system provides a feature within KVM whereby > > the latency > > +of a guest can, under some circumstances, be reduced by polling in @@ -87,7 +88,8 @@ Yeah that's slightly more descriptive I guess > > + arch/powerpc/kvm/book3s_hv.c: kvmppc_vcore_blocked() > > + > > +Halt Polling Interval -> > +==========> > + +> > +===================== +> > + > > +The maximum time for which to poll before invoking the scheduler, > > referred to > > +as the halt polling interval, is increased and decreased based on @@ -137,7 +139,7 @@ Yeah that's slightly more descriptive I guess > > +to avoid pointless polling. The polling interval is shrunk in the > > function > > +shrink_halt_poll_ns() and is divided by the module parameter -> > +halt_poll_ns_shrink, or set to 0 iff halt_poll_ns_shrink = 0. +> > +halt_poll_ns_shrink, or set to 0 iff halt_poll_ns_shrink == 0. > > + > > +It is worth noting that this adjustment process attempts to hone > > in on some @@ -155,7 +157,8 @@ Yeah that's slightly more descriptive I guess > > function). > > + > > +Module Parameters -> > +========> > + +> > +================= +> > + > > +The kvm module has 3 tuneable module parameters to adjust the > > global max > > +polling interval as well as the rate at which the polling interval @@ -200,7 +203,8 @@ Yeah that's slightly more descriptive I guess > > + be tuned on a per vm basis. > > + > > +Further Notes -> > +======> > + +> > +============= +> > + > > +- Care should be taken when setting the halt_poll_ns module > > parameter as a > > +large value has the potential to drive the cpu usage to 100% on a diff --git a/a/content_digest b/N1/content_digest index b0b43f6..d949e59 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -3,7 +3,7 @@ "ref\0CANRm+CxnmZ1HzBiRTL7T+fYUMMMSZvAqq1LLj2NgRnUAnNSb=Q@mail.gmail.com\0" "From\0Suraj Jitindar Singh <sjitindarsingh@gmail.com>\0" "Subject\0Re: [PATCH 6/6] doc/kvm: Add halt polling documentation\0" - "Date\0Fri, 14 Oct 2016 02:32:24 +0000\0" + "Date\0Fri, 14 Oct 2016 13:32:24 +1100\0" "To\0Wanpeng Li <kernellwp@gmail.com>\0" "Cc\0Paolo Bonzini <pbonzini@redhat.com>" Radim Krcmar <rkrcmar@redhat.com> @@ -69,7 +69,8 @@ "> > +++ b/Documentation/virtual/kvm/halt-polling.txt\n" "> > @@ -0,0 +1,127 @@\n" "> > +The KVM halt polling system\n" - "> > +=============> > +\n" + "> > +===========================\n" + "> > +\n" "> > +The KVM halt polling system provides a feature within KVM whereby\n" "> > the latency\n" "> > +of a guest can, under some circumstances, be reduced by polling in\n" @@ -108,7 +109,8 @@ "> > +\302\240\302\240\302\240\302\240\302\240\302\240\302\240arch/powerpc/kvm/book3s_hv.c: kvmppc_vcore_blocked()\n" "> > +\n" "> > +Halt Polling Interval\n" - "> > +==========> > +\n" + "> > +=====================\n" + "> > +\n" "> > +The maximum time for which to poll before invoking the scheduler,\n" "> > referred to\n" "> > +as the halt polling interval, is increased and decreased based on\n" @@ -158,7 +160,7 @@ "> > +to avoid pointless polling. The polling interval is shrunk in the\n" "> > function\n" "> > +shrink_halt_poll_ns() and is divided by the module parameter\n" - "> > +halt_poll_ns_shrink, or set to 0 iff halt_poll_ns_shrink = 0.\n" + "> > +halt_poll_ns_shrink, or set to 0 iff halt_poll_ns_shrink == 0.\n" "> > +\n" "> > +It is worth noting that this adjustment process attempts to hone\n" "> > in on some\n" @@ -176,7 +178,8 @@ "> > function).\n" "> > +\n" "> > +Module Parameters\n" - "> > +========> > +\n" + "> > +=================\n" + "> > +\n" "> > +The kvm module has 3 tuneable module parameters to adjust the\n" "> > global max\n" "> > +polling interval as well as the rate at which the polling interval\n" @@ -221,7 +224,8 @@ "> > +\302\240\302\240\302\240\302\240\302\240\302\240be tuned on a per vm basis.\n" "> > +\n" "> > +Further Notes\n" - "> > +======> > +\n" + "> > +=============\n" + "> > +\n" "> > +- Care should be taken when setting the halt_poll_ns module\n" "> > parameter as a\n" "> > +large value has the potential to drive the cpu usage to 100% on a\n" @@ -259,4 +263,4 @@ "> > the body of a message to majordomo@vger.kernel.org\n" "> > More majordomo info at\302\240\302\240http://vger.kernel.org/majordomo-info.html" -f8ca304a5809185b473c24c4ff193c3575ca1476470d4ed96c69d135d53453a9 +e8a6cbdb01d321934dbf3b958a6fa72d80f3459ac7fd8c3a83207468a770e176
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