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From: Florian Weimer <fweimer@redhat.com>
To: Hydro Flask <hydroflask@yqxmail.com>
Cc: musl@lists.openwall.com
Subject: Re: [musl] Idea: futex() system call entry point
Date: Fri, 17 Jul 2020 08:10:59 +0200	[thread overview]
Message-ID: <87pn8uwu18.fsf@oldenburg2.str.redhat.com> (raw)
In-Reply-To: <04c05d65470b5c94808481eaf724cc5d@yqxmail.com> (Hydro Flask's message of "Thu, 16 Jul 2020 22:51:02 -0700")

* Hydro Flask:

> I have a project that implements an API that must be AS-safe.

> Had the idea of using futex() but my other constraint is that the
> blocking call must also be a cancellation point.

Cancellation points in signal handlers lead to asynchronous
cancellation.  Are you sure that this is what you want?

Thanks,
Florian


  reply	other threads:[~2020-07-17  6:11 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-17  5:51 Hydro Flask
2020-07-17  6:10 ` Florian Weimer [this message]
2020-07-17  6:29   ` Hydro Flask
2020-07-17  9:21     ` Szabolcs Nagy
2020-07-17 14:43       ` Carlos O'Donell
2020-07-17 18:57         ` Hydro Flask
2020-07-17 21:10           ` Szabolcs Nagy
2020-07-17 21:19             ` Rich Felker
2020-07-17 21:27               ` Carlos O'Donell
2020-07-17 21:37               ` Hydro Flask
2020-07-17 23:30                 ` Rich Felker
2020-07-18  1:21                   ` Hydro Flask
2020-07-18  7:56                     ` Szabolcs Nagy

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