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KVM: Minor MMU documentation edits 

Reported by Andrew Jones.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
hifive-unleashed-5.1
Avi Kivity 2010-04-26 11:59:21 +03:00
parent b843f06548
commit c4bd09b289
1 changed files with 5 additions and 5 deletions
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10
Documentation/kvm/mmu.txt
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@ -75,8 +75,8 @@ direct mode; otherwise it operates in shadow mode (see below).
Memory
======
Guest memory (gpa) is part of user address space of the process that is using
kvm. Userspace defines the translation between guest addresses and user
Guest memory (gpa) is part of the user address space of the process that is
using kvm. Userspace defines the translation between guest addresses and user
addresses (gpa->hva); note that two gpas may alias to the same gva, but not
vice versa.
@ -111,7 +111,7 @@ is not related to a translation directly. It points to other shadow pages.
A leaf spte corresponds to either one or two translations encoded into
one paging structure entry. These are always the lowest level of the
translation stack, with an optional higher level translations left to NPT/EPT.
translation stack, with optional higher level translations left to NPT/EPT.
Leaf ptes point at guest pages.
The following table shows translations encoded by leaf ptes, with higher-level
@ -167,7 +167,7 @@ Shadow pages contain the following information:
Either the guest page table containing the translations shadowed by this
page, or the base page frame for linear translations. See role.direct.
spt:
A pageful of 64-bit sptes containig the translations for this page.
A pageful of 64-bit sptes containing the translations for this page.
Accessed by both kvm and hardware.
The page pointed to by spt will have its page->private pointing back
at the shadow page structure.
@ -235,7 +235,7 @@ the amount of emulation we have to do when the guest modifies multiple gptes,
or when the a guest page is no longer used as a page table and is used for
random guest data.
As a side effect we have resynchronize all reachable unsynchronized shadow
As a side effect we have to resynchronize all reachable unsynchronized shadow
pages on a tlb flush.