On Thu, Nov 19, 2009 at 3:11 PM, Henry Yei <[email protected]> wrote:
>> > I checked the value of (1024 / (8 * sizeof (unsigned long int))) and
>> it is 32
>> > on both our mips, mips64, and x86 targets. Calling ppoll fails with
>> invalid
>> > argument error in all of these cases. I don't see a
>> > user/include/sigset/bits.h header in our userland, but _SIGSET_NWORDS
>> macro
>> > also returns 32 when printed out.
>>
>> My mistake, the last size argument is sizeof(sigset_t) but not the
>> userspace
>> one but the kernel sigset_t (that is defined as bitfield big enough for
>> all
>> signals). Glibc pases _NSIG/8 here which seems to be correct (as _NSIG
>> is
>> defined as 128 on mips).
>>
>> --
>> Cyril Hrubis
>> [email protected]
>
> Cyril,
>
> Thanks, changing hardcoded/defined values to _NSIG/8 does the trick for the
> following tests: ppoll01, rt_sigprocmask01, rt_sigprocmask02,
> rt_sigsuspend01, signalfd4_01, signalfd4_02.
I'll go ahead and fix all these.
Thanks,
-Garrett
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