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Kirill Smelkov
linux
Commits
7b126b19
Commit
7b126b19
authored
Dec 12, 2003
by
David Mosberger
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Plain Diff
ia64: Fix ivt overflow that occurred when turning on
CONFIG_DISABLE_VHPT.
parent
eabbeb61
Changes
1
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1 changed file
with
27 additions
and
27 deletions
+27
-27
arch/ia64/kernel/ivt.S
arch/ia64/kernel/ivt.S
+27
-27
No files found.
arch/ia64/kernel/ivt.S
View file @
7b126b19
...
...
@@ -360,33 +360,6 @@ ENTRY(alt_dtlb_miss)
rfi
END
(
alt_dtlb_miss
)
//-----------------------------------------------------------------------------------
//
call
do_page_fault
(
predicates
are
in
r31
,
psr
.
dt
may
be
off
,
r16
is
faulting
address
)
ENTRY
(
page_fault
)
ssm
psr
.
dt
;;
srlz.i
;;
SAVE_MIN_WITH_COVER
alloc
r15
=
ar
.
pfs
,
0
,
0
,
3
,
0
mov
out0
=
cr
.
ifa
mov
out1
=
cr
.
isr
adds
r3
=
8
,
r2
//
set
up
second
base
pointer
;;
ssm
psr
.
ic
|
PSR_DEFAULT_BITS
;;
srlz.i
//
guarantee
that
interruption
collectin
is
on
;;
(
p15
)
ssm
psr
.
i
//
restore
psr
.
i
movl
r14
=
ia64_leave_kernel
;;
SAVE_REST
mov
rp
=
r14
;;
adds
out2
=
16
,
r12
//
out2
=
pointer
to
pt_regs
br.call.sptk.many
b6
=
ia64_do_page_fault
//
ignore
return
address
END
(
page_fault
)
.
org
ia64_ivt
+
0x1400
/////////////////////////////////////////////////////////////////////////////////////////
//
0
x1400
Entry
5
(
size
64
bundles
)
Data
nested
TLB
(
6
,
45
)
...
...
@@ -459,6 +432,33 @@ ENTRY(ikey_miss)
FAULT
(6)
END
(
ikey_miss
)
//-----------------------------------------------------------------------------------
//
call
do_page_fault
(
predicates
are
in
r31
,
psr
.
dt
may
be
off
,
r16
is
faulting
address
)
ENTRY
(
page_fault
)
ssm
psr
.
dt
;;
srlz.i
;;
SAVE_MIN_WITH_COVER
alloc
r15
=
ar
.
pfs
,
0
,
0
,
3
,
0
mov
out0
=
cr
.
ifa
mov
out1
=
cr
.
isr
adds
r3
=
8
,
r2
//
set
up
second
base
pointer
;;
ssm
psr
.
ic
|
PSR_DEFAULT_BITS
;;
srlz.i
//
guarantee
that
interruption
collectin
is
on
;;
(
p15
)
ssm
psr
.
i
//
restore
psr
.
i
movl
r14
=
ia64_leave_kernel
;;
SAVE_REST
mov
rp
=
r14
;;
adds
out2
=
16
,
r12
//
out2
=
pointer
to
pt_regs
br.call.sptk.many
b6
=
ia64_do_page_fault
//
ignore
return
address
END
(
page_fault
)
.
org
ia64_ivt
+
0x1c00
/////////////////////////////////////////////////////////////////////////////////////////
//
0
x1c00
Entry
7
(
size
64
bundles
)
Data
Key
Miss
(
12
,
51
)
...
...
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