Hi Vineet,
Am 08.10.2013 16:13, schrieb Vineet Gupta:
> Hi Richard/all,
>
> Sorry if this is repost - it seems the bounce back from Paul Mundt caused my
> earlier reply to not be posted to list. I wonder how other are managing to reply
> to thread or is that a Synopsys email server quirk.
/me got your first mail.
> Anyways,
>
> On 10/08/2013 04:57 PM, Richard Weinberger wrote:
>> Use the more generic functions get_signal() signal_setup_done()
>> for signal delivery.
>
> I never realized Al has added the infrastructure already (back when ARC port was
> being discussed for mainlining)
>
> Since you are touching all arches, it might make sense to also throw in sigsp()
> replacement too.
>
> Something like below:
>
> - if ((ka->sa.sa_flags & SA_ONSTACK) && !sas_ss_flags(sp))
> - sp = current->sas_ss_sp + current->sas_ss_size;
>
>
Good idea. I can think of more sure helpers.
>
>> Signed-off-by: Richard Weinberger <richard@xxxxxx>
>> ---
>> arch/arc/kernel/signal.c | 39 +++++++++++++++------------------------
>> 1 file changed, 15 insertions(+), 24 deletions(-)
>>
>> diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c
>> index 7e95e1a..c2031e2 100644
>> --- a/arch/arc/kernel/signal.c
>> +++ b/arch/arc/kernel/signal.c
>> @@ -179,14 +179,13 @@ static inline int map_sig(int sig)
>> }
>>
>> static int
>> -setup_rt_frame(int signo, struct k_sigaction *ka, siginfo_t *info,
>> - sigset_t *set, struct pt_regs *regs)
>> +setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
>> {
>> struct rt_sigframe __user *sf;
>> unsigned int magic = 0;
>> int err = 0;
>>
>> - sf = get_sigframe(ka, regs, sizeof(struct rt_sigframe));
>> + sf = get_sigframe(&ksig->ka, regs, sizeof(struct rt_sigframe));
>
> At least for ARC, it is possible to change get_sigframe() first arg to be ksignal
> as well. Rest of changes look good.
>
> Thanks for the series !
>
> P.S. I wonder how u r going to achieve closure on this since SH folks have not
> been responding. A patch series of mine is stuck in mid air due to lack of ACK/NAK
> from them.
I hope that the series can be merged via Al Viro's signal tree or so.
Moving single patches through X arch tree would be a PITA.
Especially because not all maintainers are reactive.
Thanks,
//richard
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