From: Gleb Natapov <gleb@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: "Bhushan Bharat-R65777" <R65777@freescale.com>,
"\"“tiejun.chen”\"" <tiejun.chen@windriver.com>,
"kvm-ppc@vger.kernel.org" <kvm-ppc@vger.kernel.org>,
"kvm@vger.kernel.org list" <kvm@vger.kernel.org>,
"Wood Scott-B07421" <B07421@freescale.com>,
"Paolo Bonzini" <pbonzini@redhat.com>
Subject: Re: [PATCH 2/2] kvm: powerpc: set cache coherency only for kernel managed pages
Date: Wed, 24 Jul 2013 12:35:59 +0300 [thread overview]
Message-ID: <20130724093559.GD16400@redhat.com> (raw)
In-Reply-To: <708AA5B2-2073-4D24-8B3C-23CC113594C2@suse.de>
On Wed, Jul 24, 2013 at 11:21:11AM +0200, Alexander Graf wrote:
> > Are not we going to use page_is_ram() from e500_shadow_mas2_attrib() as Scott commented?
>
> rWhy aren't we using page_is_ram() in kvm_is_mmio_pfn()?
>
>
Because it is much slower and, IIRC, actually used to build pfn map that allow
us to check quickly for valid pfn.
--
Gleb.
next prev parent reply other threads:[~2013-07-24 9:35 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-18 6:04 [PATCH 1/2] kvm: powerpc: Do not ignore "E" attribute in mas2 Bharat Bhushan
2013-07-18 6:04 ` [PATCH 2/2] kvm: powerpc: set cache coherency only for kernel managed pages Bharat Bhushan
2013-07-18 6:26 ` "“tiejun.chen”"
2013-07-18 7:12 ` Bhushan Bharat-R65777
2013-07-18 7:31 ` "“tiejun.chen”"
2013-07-18 8:08 ` Bhushan Bharat-R65777
2013-07-18 8:21 ` "“tiejun.chen”"
2013-07-18 8:22 ` Bhushan Bharat-R65777
2013-07-18 8:25 ` Bhushan Bharat-R65777
2013-07-18 8:55 ` "“tiejun.chen”"
2013-07-18 9:44 ` Alexander Graf
2013-07-18 9:56 ` "“tiejun.chen”"
2013-07-18 10:00 ` Alexander Graf
2013-07-18 10:14 ` "“tiejun.chen”"
2013-07-18 16:11 ` Scott Wood
2013-07-18 9:48 ` Alexander Graf
2013-07-18 9:51 ` Bhushan Bharat-R65777
2013-07-18 10:08 ` "“tiejun.chen”"
2013-07-18 10:12 ` Alexander Graf
2013-07-18 10:19 ` "“tiejun.chen”"
2013-07-18 10:27 ` Alexander Graf
2013-07-24 2:26 ` "“tiejun.chen”"
2013-07-24 8:25 ` Alexander Graf
2013-07-24 9:11 ` Bhushan Bharat-R65777
2013-07-24 9:21 ` Alexander Graf
2013-07-24 9:35 ` Gleb Natapov [this message]
2013-07-24 9:39 ` Alexander Graf
2013-07-24 20:32 ` Scott Wood
2013-07-25 8:50 ` Gleb Natapov
2013-07-25 16:07 ` Alexander Graf
2013-07-25 16:14 ` Gleb Natapov
2013-07-26 22:27 ` Scott Wood
2013-07-24 10:01 ` Gleb Natapov
2013-07-24 10:09 ` Alexander Graf
2013-07-24 10:19 ` Gleb Natapov
2013-07-24 10:25 ` Alexander Graf
2013-07-24 10:30 ` Gleb Natapov
2013-07-25 1:04 ` Andrea Arcangeli
2013-07-18 8:27 ` "“tiejun.chen”"
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