Date: Tue, 31 Mar 2020 22:15:15 +0200 From: "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com> To: Markus Wichmann <nullplan@....net> Cc: mtk.manpages@...il.com, musl@...ts.openwall.com, Carlos O'Donell <carlos@...hat.com> Subject: Re: Simple question regarding read-write locks precedence Hi Carlos, Can you comment on this note about your text in the pthread_rwlockattr_setkind_np.3 manual page: On 3/31/20 9:45 PM, Markus Wichmann wrote: > On Tue, Mar 31, 2020 at 09:02:24PM +0200, Michael Kerrisk (man-pages) wrote: >> So, is there still something you think needs fixing in the page? >> > > Yes. > > |This is ignored by glibc because the POSIX requirement to support > |recursive writer locks would cause this option to create trivial > |deadlocks;[...] > > There is no POSIX requirement to support recursive writer locks. I think > this is meant to say "recursive reader locks". Thanks, Michael  https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/commit/?id=0d255e74c098dd2ad420367503398ad7f8f82024 -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/
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