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Kirill Smelkov
linux
Commits
ea4b3fca
Commit
ea4b3fca
authored
Sep 06, 2021
by
Helge Deller
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parisc: Drop useless debug info and comments from signal.c
Signed-off-by:
Helge Deller
<
deller@gmx.de
>
parent
1260dea6
Changes
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arch/parisc/kernel/signal.c
arch/parisc/kernel/signal.c
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arch/parisc/kernel/signal.c
View file @
ea4b3fca
...
...
@@ -293,16 +293,6 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs,
&
frame
->
tramp
[
SIGRESTARTBLOCK_TRAMP
+
2
]);
err
|=
__put_user
(
INSN_NOP
,
&
frame
->
tramp
[
SIGRESTARTBLOCK_TRAMP
+
3
]);
#if DEBUG_SIG
/* Assert that we're flushing in the correct space... */
{
unsigned
long
sid
;
asm
(
"mfsp %%sr3,%0"
:
"=r"
(
sid
));
DBG
(
1
,
"setup_rt_frame: Flushing 64 bytes at space %#x offset %p
\n
"
,
sid
,
frame
->
tramp
);
}
#endif
start
=
(
unsigned
long
)
&
frame
->
tramp
[
0
];
end
=
(
unsigned
long
)
&
frame
->
tramp
[
TRAMP_SIZE
];
flush_user_dcache_range_asm
(
start
,
end
);
...
...
@@ -501,7 +491,6 @@ syscall_restart(struct pt_regs *regs, struct k_sigaction *ka)
DBG
(
1
,
"ERESTARTNOHAND: returning -EINTR
\n
"
);
regs
->
gr
[
28
]
=
-
EINTR
;
break
;
case
-
ERESTARTSYS
:
if
(
!
(
ka
->
sa
.
sa_flags
&
SA_RESTART
))
{
DBG
(
1
,
"ERESTARTSYS: putting -EINTR
\n
"
);
...
...
@@ -569,10 +558,6 @@ insert_restart_trampoline(struct pt_regs *regs)
}
/*
* Note that 'init' is a special process: it doesn't get signals it doesn't
* want to handle. Thus you cannot kill init even with a SIGKILL even by
* mistake.
*
* We need to be able to restore the syscall arguments (r21-r26) to
* restart syscalls. Thus, the syscall path should save them in the
* pt_regs structure (it's okay to do so since they are caller-save
...
...
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