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From: "Robert Święcki" <robert@swiecki.net>
To: Zack Weinberg <zackw@panix.com>
Cc: Adhemerval Zanella <adhemerval.zanella@linaro.org>,
	GLIBC Devel <libc-alpha@sourceware.org>
Subject: Re: Caching of PID/TID after fork
Date: Fri, 07 Oct 2016 14:44:00 -0000	[thread overview]
Message-ID: <CAP145piogrms_OXBSrNsrVM8RH6d0sVv4A5UgyF-BGqz1RdBHQ@mail.gmail.com> (raw)
In-Reply-To: <CAKCAbMg+FzVQmSu2+yOZXngxb9z9hp6vHfKZJv_vwVs3UJMs_Q@mail.gmail.com>

2016-10-07 2:43 GMT+02:00 Zack Weinberg <zackw@panix.com>:

>> I've thought for quite some time that there should be a second
>> clone-wrapper in glibc that doesn't ask for a new stack.  It might be
>> better to call it something with "clone" in the name, but I don't care
>> terribly much.
>
> Meant to say: in addition to the PID/TID caching issues, this would be
> able to run pthread_atfork() handlers.

Maybe..

 __clone3(unsigned long clone_flags, void* newsp, pid_t*
parent_tidptr, pid_t* child_tidptr, void* tls);

?

__clone2 seems to be used with ia64 already.

-- 
Robert Święcki

  reply	other threads:[~2016-10-07 14:44 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-06 16:13 Robert Święcki
2016-10-06 16:34 ` Paul Pluzhnikov
2016-10-06 17:03   ` Robert Święcki
2016-10-06 18:32     ` Adhemerval Zanella
2016-10-06 17:26 ` Rich Felker
2016-10-06 17:42   ` Robert Święcki
2016-10-06 18:05     ` Rich Felker
2016-10-06 18:26       ` Robert Święcki
2016-10-06 21:35         ` Robert Święcki
2016-10-07  0:42           ` Zack Weinberg
2016-10-07  0:43             ` Zack Weinberg
2016-10-07 14:44               ` Robert Święcki [this message]
2016-10-07 18:20                 ` Adhemerval Zanella
2016-10-07 18:30               ` Adhemerval Zanella
2016-10-07 19:38 ` Florian Weimer
2016-10-07 21:23   ` Robert Święcki
2016-10-09 10:05     ` Florian Weimer
2016-10-09 14:19       ` Robert Święcki
2016-10-10 18:03         ` Adhemerval Zanella
2016-11-04 15:14           ` Florian Weimer
2016-11-04 16:03             ` Adhemerval Zanella
2016-11-07 16:04               ` Florian Weimer

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