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Kirill Smelkov
linux
Commits
f06d6e92
Commit
f06d6e92
authored
Oct 04, 2021
by
Helge Deller
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parisc: Use PRIV_USER instead of 3 in entry.S
Signed-off-by:
Helge Deller
<
deller@gmx.de
>
parent
6ff7fa4b
Changes
1
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arch/parisc/kernel/entry.S
arch/parisc/kernel/entry.S
+6
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arch/parisc/kernel/entry.S
View file @
f06d6e92
...
...
@@ -826,10 +826,10 @@ ENTRY_CFI(syscall_exit_rfi)
*
context
via
sigcontext
.
Also
Filter
the
PSW
for
the
same
reason
.
*/
LDREG
PT_IAOQ0
(%
r16
),%
r19
depi
3
,
31
,
2
,%
r19
depi
PRIV_USER
,
31
,
2
,%
r19
STREG
%
r19
,
PT_IAOQ0
(%
r16
)
LDREG
PT_IAOQ1
(%
r16
),%
r19
depi
3
,
31
,
2
,%
r19
depi
PRIV_USER
,
31
,
2
,%
r19
STREG
%
r19
,
PT_IAOQ1
(%
r16
)
LDREG
PT_PSW
(%
r16
),%
r19
load32
USER_PSW_MASK
,%
r1
...
...
@@ -1873,7 +1873,7 @@ syscall_restore:
mtsp
%
r1
,%
sr5
/*
Restore
sr5
*/
mtsp
%
r1
,%
sr6
/*
Restore
sr6
*/
depi
3
,
31
,
2
,%
r31
/*
ensure
return
to
user
mode
.
*/
depi
PRIV_USER
,
31
,
2
,%
r31
/*
ensure
return
to
user
mode
.
*/
#ifdef CONFIG_64BIT
/
*
decide
whether
to
reset
the
wide
mode
bit
...
...
@@ -1949,7 +1949,7 @@ syscall_restore_rfi:
STREG
%
r0
,
TASK_PT_SR2
(%
r1
)
LDREG
TASK_PT_GR31
(%
r1
),%
r2
depi
3
,
31
,
2
,%
r2
/*
ensure
return
to
user
mode
.
*/
depi
PRIV_USER
,
31
,
2
,%
r2
/*
ensure
return
to
user
mode
.
*/
STREG
%
r2
,
TASK_PT_IAOQ0
(%
r1
)
ldo
4
(%
r2
),%
r2
STREG
%
r2
,
TASK_PT_IAOQ1
(%
r1
)
...
...
@@ -1958,10 +1958,10 @@ syscall_restore_rfi:
pt_regs_ok
:
LDREG
TASK_PT_IAOQ0
(%
r1
),%
r2
depi
3
,
31
,
2
,%
r2
/*
ensure
return
to
user
mode
.
*/
depi
PRIV_USER
,
31
,
2
,%
r2
/*
ensure
return
to
user
mode
.
*/
STREG
%
r2
,
TASK_PT_IAOQ0
(%
r1
)
LDREG
TASK_PT_IAOQ1
(%
r1
),%
r2
depi
3
,
31
,
2
,%
r2
depi
PRIV_USER
,
31
,
2
,%
r2
STREG
%
r2
,
TASK_PT_IAOQ1
(%
r1
)
b
intr_restore
copy
%
r25
,%
r16
...
...
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