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KVM: Disallow fork() and similar games when using a VM
2008-01-30
Avi Kivity
K
VM: D
i
s
a
l
low fork() and s
i
m
ilar games
w
hen using a VM
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
v
i
t
y
KVM:
M
M
U
:
R
en
a
me 'release_page'
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
KVM
:
MMU: Rena
m
e v
a
riables
of
type
'struct kvm_mmu_p
a
ge *'
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
KVM
:
Remove gpa_
t
o_hpa()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
vity
K
VM:
M
M
U: Rem
o
ve gva_to_
h
pa()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KV
M
:
MMU: Simplify nonpa
g
i
n
g_map()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivi
t
y
KVM: MMU: Introduce gfn_to_gpa()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
vity
K
VM
:
MMU: Adjust page_he
a
d
e
r_
u
pdate_s
l
ot(
)
to
a
ccep
t
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
vity
KVM: MMU: Merge set_pte
(
) and se
t
_pte_
c
ommon()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kiv
i
ty
KV
M
: M
M
U: Remove set_p
d
e()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
K
V
M
:
MMU: Remove
e
xtra gaddr p
a
ram
e
ter from set_p
t
e_common()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM:
M
MU: Mo
v
e ps
e
36 handl
i
ng to the
guest wal
k
er
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Ki
v
ity
KVM:
M
M
U
: Intro
d
uce a
n
d
u
s
e
gpte_to_g
f
n
(
)
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
vi Kivity
KVM: Don't bother
t
he mmu if
c
r
3
loa
d
do
e
sn't change cr3
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
K
V
M: M
M
U
:
Avo
i
d
unnecessary r
e
mot
e
tlb flushes when
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kiv
i
ty
KVM: Add statistic for rem
o
te tlb
flushes
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
K
ivity
K
VM: MMU: Imple
m
ent gue
s
t
p
ag
e
fault
b
ypass for
n
onpae
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KV
M
: S
p
lit vcp
u
c
reation to avoid vcpu_load() befor
e
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Av
i
Kivity
KVM: x86 emulator:
p
r
efetch u
p
to 15 bytes of
the ins
t
ructio
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
v
i Kivity
K
V
M
:
x86 emulator
:
retire ->
w
rit
e
_
std()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
vi Ki
v
ity
KVM:
E
xport inc
l
u
d
e/asm-x86
/
k
v
m
.
h
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: MMU: Remove unused v
a
riable
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kiv
i
ty
KVM: M
M
U: Add some mmu statistics
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM:
E
xtend sta
t
s
suppo
r
t for V
M
stats
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kiv
i
ty
KVM: Add i
n
st
r
u
c
tion
emul
a
tion statist
i
cs
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM:
Ad
d
f
pu_reload co
u
nter
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
KV
M
: Repla
c
e
'
lig
h
t
_
exit
s
' stat
wi
t
h 'host_state_r
e
load'
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivit
y
KVM
:
VMX: Conso
l
idate re
g
ister
u
s
a
ge i
n
vmx_v
c
pu_ru
n
(
)
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
K
V
M
:
Simplif
y
C
PU_TASKS_FRO
Z
EN cpu
n
otifier handling
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
K
VM:
Fix faults during injecti
o
n of real-mod
e
interru
p
ts
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: VMX: Re
a
d & stor
e
IDT_VECTORING_INFO_FIELD
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: VMX: Use
v
mx to in
j
ect rea
l
-mode inter
r
upts
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: x86 emu
l
ator: Hoist modrm
a
nd a
b
s d
e
cod
i
ng into
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivi
t
y
KVM: Simplify d
e
code_register_operand
(
)
calling conventi
o
n
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
K
VM: x86 emu
l
at
o
r:
c
en
t
ralize
decoding of one-byte
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: x86 emulator: Extract the common code o
f
SrcReg
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KV
M
: MMU: Topu
p
the mmu memory
p
r
e
a
ll
o
c
a
t
i
on
c
aches
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Ki
v
ity
KVM: Move page fault proce
s
sing
t
o c
o
mmon code
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: x86 emulator:
don't depend on cr2 for mov abs
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
vity
K
VM:
A
dd a might_sleep(
)
annotation to gfn_
t
o_
p
a
ge()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Av
i
Kivit
y
KVM: Move vm
x
_vcpu_reset() out of vmx_vcpu_s
e
tup()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
I
zik Eid
u
s
KVM:
MMU: Partia
l
swapping of
guest memory
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Izik
E
idus
KVM: MMU: Make
g
fn_to_page() always safe
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
vi Ki
v
it
y
KVM: MMU: S
i
mplify pag
e
t
a
ble walker
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM
:
Rename
K
VM_TLB_FLUSH to KVM_REQ_TLB_FLUSH
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: Mo
v
e apic
timer inter
r
upt bac
k
log pro
c
e
ssing to
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
K
i
v
i
ty
K
VM:
M
MU: When updating th
e
d
irty
b
it,
inform the mm
u
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM:
MMU: M
o
ve dirty bit update
s
to a separa
t
e func
t
ion
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
K
VM: M
M
U:
I
nstantiate real-m
o
de shadows as
u
ser writable
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Ki
v
ity
K
VM:
M
MU: Disable write ac
c
ess
o
n clean
l
arge p
a
ges
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi K
i
v
ity
KVM: MM
U
: Fix nx access
bit for huge pag
e
s
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Av
i
Kivity
KVM:
M
ove guest pte dirty bit mana
g
em
e
nt t
o
the guest
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivity
KVM:
V
MX: Simp
l
ify
v
cpu_cle
a
r()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi
Kivi
t
y
KVM: VMX: Don't clear t
h
e vmcs
i
f the vcpu is not loaded
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
vi Kivity
K
VM: M
M
U: Make
f
loodi
n
g
de
t
ecti
o
n wor
k
whe
n
guest page
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
A
vi
K
ivity
KVM: Allow n
o
t-present gue
s
t pa
g
e faults t
o
bypass kvm
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2008-01-30
Avi Kivity
KVM: VM
X
: Fu
r
ther reduce efer reload
s
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-27
Avi Kivity
KVM:
S
VM: Unload
g
ues
t
f
pu
on vcpu
_
put()
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-08
Avi
Kivit
y
KV
M
: SVM: Interce
p
t
the 'i
n
vd' and 'wbi
n
vd' instruc
t
i
o
ns
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-08
Avi Kivi
t
y
KVM: x86 emulator
:
invd instruc
t
i
o
n
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-08
Avi
K
ivity
KVM: SVM: Defer nmi processing
u
nti
l
switch to host
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-08
Avi Kivity
KVM:
SVM: Fix SMP with kernel ap
i
c
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-11-08
A
v
i Kiv
i
t
y
KVM: x86 em
u
lator: fix 'push i
m
m8' emulation
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-22
Avi
K
i
v
ity
KVM: V
M
X: Force vm86 mode if setting
f
lags during real
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-22
Avi
K
i
v
ity
K
VM:
V
M
X: H
a
n
dle
NMIs before
enabling
i
nterrupts and
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-17
Avi Kivity
i386
:
simplify
s
m
p
_
call_function_single()
call
s
eq
u
e
nce
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-17
Avi Kivity
i386: simp
l
ify smp_c
a
ll_function_single() call s
e
q
u
en
c
e
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-17
Av
i
Kivity
Mov
e
PREEMPT_NOTIFIERS into an
always-i
n
c
l
uded
Kconfig
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-17
Avi Kiv
i
ty
time:
sim
p
lify s
m
p_call_funct
i
on_s
i
n
gl
e
() call seq
u
ence
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivity
KV
M
:
R
e
p
l
a
c
e e
n
um
by #define
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi
K
i
vity
K
V
M:
Skip p
i
o instruction when i
t
i
s
emulated, n
o
t
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivity
KVM:
I
mpr
o
v
e
emulat
i
on fa
i
lure reporti
n
g
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivit
y
KVM
:
M
ove main vcpu loop into sub
a
rch indepen
d
e
n
t code
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivi
t
y
KVM: VMX: Move vm
e
n
t
ry failure handling to the exit
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivity
KVM: MMU: Don't do
G
F
P_NOWAIT allocations
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Ki
v
it
y
KVM: X86 emulator: fix '
p
ush reg' writeback
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Ki
v
ity
KVM:
C
lose mi
n
or race
in
signa
l
han
d
li
n
g
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi
K
ivit
y
KVM
:
U
se
t
h
e
sc
h
edule
r
preempt
i
on notifiers to
make
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-10-13
Avi Kivity
K
VM:
x
86 e
m
ulator
:
fix fa
u
l
t
y che
c
k f
o
r two-byt
e
opcode
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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tree
2007-10-13
Avi Kivit
y
KVM: x
8
6 emula
t
or: fix cmov for writeba
c
k
changes
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-10-13
Avi Kivity
KVM: Fut
u
re-pr
o
of the
e
xit information union AB
I
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-10-13
A
v
i Kivity
i386: Expose IOAPIC regis
t
er
d
efi
n
i
t
ions even if
C
ONFIG_X86
_
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-09-22
Avi Kivi
t
y
KVM: Fix virtualizat
i
on
m
enu
h
elp text
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-09-14
Av
i
Kivity
KVM: MMU: Fix
r
are oo
p
s on gu
e
st context switch
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-08-19
Avi
K
i
v
ity
KVM: Avoid ca
l
l
i
ng
smp_c
a
l
l
_funct
i
o
n_single() with
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-08-07
A
v
i Kivity
KVM: x86 emu
l
ator: fix debug reg mov instructions
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-30
Avi Kivity
[IA64] Allow sm
p
_call_funct
i
on_single() to cur
r
ent cpu
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-26
A
v
i Kivity
[PATCH] s
c
hed: arch preem
p
t notifier
mechanism
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-25
Avi Kivity
KVM
:
Fix
removal of nx
capabili
t
y from guest c
p
uid
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-25
Avi Kivity
Revert "KV
M
: Avoid
useless memory w
r
ite when possible"
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-25
Avi Kivity
KVM: Correctly handle
writes cro
s
sing a pa
g
e boundary
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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2007-07-22
Avi
K
i
vi
t
y
KVM:
R
equire CON
F
IG_ANON_
I
NOD
E
S
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-22
Avi Kivity
[P
O
WERPC] Allow smp_call_
f
unction_s
i
ngle() to cu
r
rent cpu
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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tree
2007-07-21
A
v
i
Kivity
KV
M
: MM
U
:
F
ix cleaning
u
p
t
he sh
a
dow page alloca
t
io
n
.
.
.
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-20
Avi
K
ivi
t
y
K
V
M
:
M
M
U
:
Fix oopses with SLUB
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-20
Avi Kivity
KVM: x86 emulator: imp
l
e
m
ent rdmsr and wrmsr
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-20
Avi Kivit
y
KVM: Fix memory
s
lot ma
n
a
g
eme
n
t functions fo
r
guest smp
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
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commitdiff
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tree
2007-07-20
Avi Kivity
KVM: MMU: Store nx bit for large page shadow
s
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
|
tree
2007-07-19
Avi Kiv
i
ty
i386: Allow KVM on i386 non
p
ae
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
commit
|
commitdiff
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tree
2007-07-16
Av
i
Kivity
KVM: Use CPU_DYI
N
G for disabli
n
g vi
r
tualization
Signed-off-by: Avi Kivity <
avi@qumranet.com
>
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