From: Florian Weimer <fweimer@redhat.com>
To: DJ Delorie <dj@redhat.com>
Cc: libc-alpha@sourceware.org, mtk.manpages@gmail.com
Subject: Re: [PATCH v2 2/2] manual: Document __libc_single_threaded
Date: Tue, 30 Jun 2020 10:57:01 +0200 [thread overview]
Message-ID: <874kqtszhe.fsf@oldenburg2.str.redhat.com> (raw)
In-Reply-To: <xny2o5uzua.fsf@greed.delorie.com> (DJ Delorie's message of "Mon, 29 Jun 2020 21:06:21 -0400")
* DJ Delorie:
>> +Atomic operations can also be used on mappings shared among
>> +single-threaded processes. This means that a compiler cannot use
>> +@code{__libc_single_threaded} to optimize atomic operations, unless it
>> +is able to prove that the memory is not shared.
>
> Ok. "must not" would be slightly more correct than "cannot" though.
Thanks, applied.
Florian
next prev parent reply other threads:[~2020-06-30 8:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-24 12:59 [PATCH v2 1/2] Add the __libc_single_threaded variable Florian Weimer
2020-06-24 13:03 ` [PATCH v2 2/2] manual: Document __libc_single_threaded Florian Weimer
2020-06-25 12:08 ` Szabolcs Nagy
2020-06-30 8:56 ` Florian Weimer
2020-06-30 1:06 ` DJ Delorie
2020-06-30 8:57 ` Florian Weimer [this message]
2020-06-30 0:52 ` [PATCH v2 1/2] Add the __libc_single_threaded variable DJ Delorie
2020-06-30 9:24 ` Florian Weimer
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